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      <title>6A_BÀI14:PHÉP CỘNG VÀ PHÉP TRỪ SỐ NGUYÊN(TIẾT 1-2) by Thầy Khoa Phương</title>
      <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b</link>
      <description>6A_TUẦN 12</description>
      <language>en-us</language>
      <pubDate>2021-12-11 03:32:44 UTC</pubDate>
      <lastBuildDate>2023-05-01 07:13:45 UTC</lastBuildDate>
      <webMaster>hello@padlet.com</webMaster>
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      <item>
         <title></title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378332</link>
         <description><![CDATA[<div>Thực hiện các phép cộng sau:<br><br></div><div>(- 12) + (- 48)=<br><br></div><div>(- 236) + (- 1 025)=<br><br></div>]]></description>
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         <pubDate>2021-12-11 03:36:53 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378332</guid>
      </item>
      <item>
         <title>Sử dụng phép cộng hai số nguyên âm để giải bài toán sau (H.3.12):</title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378417</link>
         <description><![CDATA[<div>Một chiếc tàu ngầm cần lặn (coi là theo phương thẳng đứng) xuống điểm A dưới đáy biển. Khi tàu đến điểm B ở độ cao – 135 m, máy đo báo rằng tàu còn cách A một khoảng 45 m. Hỏi điểm A nằm ở độ cao bao nhiêu mét?</div>]]></description>
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         <pubDate>2021-12-11 03:37:00 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378417</guid>
      </item>
      <item>
         <title></title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378494</link>
         <description><![CDATA[<div><strong>Bài 3.9 trang 66 Toán lớp 6 Tập 1 -</strong>Tính tổng hai số cùng dấu:<br><br></div><div>a)(-7) + (-2);<br><br></div><div>b)(-8) + (-5);<br><br></div><div>c)(-11) + (-7);<br><br></div><div>d)(-6) + (-15).<br><br></div>]]></description>
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         <pubDate>2021-12-11 03:37:08 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378494</guid>
      </item>
      <item>
         <title></title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378576</link>
         <description><![CDATA[<div><strong>Luyện tập 2 trang 63 <br></strong> Tìm số đối của mỗi số 5 và -2 rồi biểu diễn chúng trên cùng một trục số.</div>]]></description>
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         <pubDate>2021-12-11 03:37:15 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378576</guid>
      </item>
      <item>
         <title></title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378658</link>
         <description><![CDATA[<div><strong>Thực hiện các phép tính</strong></div><div>a)<strong> 203 + (-195) =</strong></div><div>b) <strong>(-137) + 86=</strong></div>]]></description>
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         <pubDate>2021-12-11 03:37:22 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378658</guid>
      </item>
      <item>
         <title></title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378757</link>
         <description><![CDATA[<div><em>Sử dụng phép cộng hai số nguyên khác dấu để giải bài toán sau:<br></em><br></div><div>Một máy thăm dò đáy biển ngày hôm trước hoạt động ở độ cao – 946 m (so với mực nước biển). Ngày hôm sau người ta cho máy nổi lên 55 m so với hôm trước. Hỏi ngày hôm sau máy thăm dò đáy biển hoạt động ở độ cao nào?<br><br></div>]]></description>
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         <pubDate>2021-12-11 03:37:32 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378757</guid>
      </item>
      <item>
         <title>Bài 3.10 trang 66  </title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378872</link>
         <description><![CDATA[<div>Tính tổng hai số khác dấu<br><br></div><div><strong>a) 6 + (-2)=<br></strong><br></div><div><strong>b) 9 + (-3)=<br></strong><br></div><div><strong>c) (-10) + 4=<br></strong><br></div><div><strong>d) (-1) + 8=<br></strong><br></div>]]></description>
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         <pubDate>2021-12-11 03:37:40 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378872</guid>
      </item>
      <item>
         <title>Bài 3.11 trang 66 </title>
         <author>khoavnkg</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378943</link>
         <description><![CDATA[<div><strong>Bài 3.11 trang 66 <br></strong>Biểu diễn – 4 và số đối của nó trên cùng một trục số.<br><br></div><div><br><br></div>]]></description>
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         <pubDate>2021-12-11 03:37:47 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941378943</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473617</link>
         <description><![CDATA[<div>(- 12) + (- 48)=-(12 + 48) = -60<br>(- 236) + (- 1 025)= - (236 + 1 025)=- 1261.<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:54:50 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473617</guid>
      </item>
      <item>
         <title>Ta có: (- 12) + (- 48) = - (12 + 48) = -60;                               Ta có: (- 236) + (- 1 025) = - (236 + 1 025) = - 1 261. </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473695</link>
         <description><![CDATA[<div>Thúy&nbsp;an</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:55:03 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473695</guid>
      </item>
      <item>
         <title>Trần Hữu Khang</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473750</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 06:55:10 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473750</guid>
      </item>
      <item>
         <title>Quỳnh Anh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473821</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 06:55:19 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473821</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473989</link>
         <description><![CDATA[<div><strong>a)(- 12) + (- 48):</strong><br>_ (- 12) + (- 48) = - (12 + 48) = -60</div><div><strong>b)(- 236) + (- 1 025):</strong><br>_ (- 236) + (- 1 025) = - (236 + 1 025) = - 1 261</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:55:39 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941473989</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474309</link>
         <description><![CDATA[<div>(-12) + (-48) =- (12+48) = -60<br>(-236) + (-1025)=- (236+1 025)= -1261</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:56:25 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474309</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474418</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/f2861009c3d44e37d9ec271800244238/_n.jpeg" />
         <pubDate>2021-12-11 06:56:39 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474418</guid>
      </item>
      <item>
         <title>Võ Nguyễn Trường Hưng</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474450</link>
         <description><![CDATA[<div>1.&nbsp;<br>( -12 ) + ( -48 ) = -( 12+48 ) = -60<br>2.<br>( -236 ) + (- 1025 ) = -( 236 + 1025 ) = -1261<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:56:43 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474450</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474471</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 06:56:46 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474471</guid>
      </item>
      <item>
         <title>Khả Hân</title>
         <author>vongockhahan102021</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474582</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 06:57:04 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474582</guid>
      </item>
      <item>
         <title>A . (-12 ) + (-48) - (12 + 48 ) = -60</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474624</link>
         <description><![CDATA[]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:57:11 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474624</guid>
      </item>
      <item>
         <title>A.Thư</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474645</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 06:57:14 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474645</guid>
      </item>
      <item>
         <title>VÕ ANH HUY: (-12) + (-48) = -(12 + 48)= -60                                                                           (-236) + ( -1025)= -( -236 + 1025 )= 1261                                                                         </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474731</link>
         <description><![CDATA[]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:57:29 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474731</guid>
      </item>
      <item>
         <title>Như Quỳnh</title>
         <author>nguyenthinhuquynh2514</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474786</link>
         <description><![CDATA[<div>(-12)+(-48)=-(12+48)=-60.<br>(-236)+(-1025)=-(236+1025)=-1261.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:57:39 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941474786</guid>
      </item>
      <item>
         <title>kiệt  </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475057</link>
         <description><![CDATA[<div>(-12) + ( -48) = - (12 + 48) = -60&nbsp;<br>(- 236 ) + (-1025) =- (236+1025) = -1261</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:58:28 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475057</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475445</link>
         <description><![CDATA[<div>Tàu ở độ cao -135m và còn phải lặn thêm 45m nữa mới đến A. Do đó A nằm ở độ cao:</div><div>&nbsp; &nbsp; &nbsp;(-135) + ( -45) = - (135 + 45) = -180 (mét)</div><div>Vậy&nbsp;A nằm ở độ cao -180 mét</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:59:23 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475445</guid>
      </item>
      <item>
         <title>Tiên</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475543</link>
         <description><![CDATA[<div>(-12)+(-48)=-(-12+-48)=60<br>(-236)+(-1025)=-(-236+-1025)=-1261</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:59:39 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475543</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475559</link>
         <description><![CDATA[<div>Tàu ở độ cao -135m và còn phải lặn thêm 45m,tức là đi -45m nữa mới đến A.Do đó A nằm ở độ cao:<br>&nbsp; &nbsp;(-135)+( -45)=-(135 + 45)=- 180(mét)<br>Vậy điểm A nằm ở độ cao- 180 mét.<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:59:43 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475559</guid>
      </item>
      <item>
         <title>Ngọc hân</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475632</link>
         <description><![CDATA[<div>A) (-12)+(-48)=-(12+48)=-60<br>B) (-236)+(-1025) -(236+1025) =-1261</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 06:59:55 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475632</guid>
      </item>
      <item>
         <title>Quỳnh Anh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475862</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 07:00:30 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941475862</guid>
      </item>
      <item>
         <title>VÕ ANH HUY</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941476146</link>
         <description><![CDATA[<div>Tàu ở độ cao -135m và còn phải lặn thêm 45m,tức là đi -45m nữa mới đến A.Do đó A nằm ở độ cao:<br>&nbsp; &nbsp;(-135)+( -45)=-(135 + 45)=- 180(mét)<br>Vậy điểm A nằm ở độ cao- 180 mét.<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:01:07 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941476146</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941476545</link>
         <description><![CDATA[<div>Điểm A&nbsp;cao là:<br>( -135 ) + ( -45)= -( 135 + 45 ) = ( -180 ) ( m )<br>Vậy điểm A nằm ở độ cao là ( -180 ) m</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:02:04 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941476545</guid>
      </item>
      <item>
         <title>Thúy an</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941476684</link>
         <description><![CDATA[<div>Vậy&nbsp;điểm A nằm ở độ cao -180 mét</div>]]></description>
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         <pubDate>2021-12-11 07:02:25 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941476684</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477283</link>
         <description><![CDATA[<div>a)(-7) + (-2)= -9</div><div>b) (-8) + (-5)= -13</div><div>c)(-11) + (-7)= -18</div><div>d) (-6) + (-15)=-21</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:03:51 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477283</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477316</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1485198734/fda99efb7385efd0425515ea18300de1/b_i_t_p_6.jpg" />
         <pubDate>2021-12-11 07:03:56 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477316</guid>
      </item>
      <item>
         <title>Khánh My</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477653</link>
         <description><![CDATA[<div>Vậy điểm A nằm ở độ cao -180 mét</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1495759636/cfa43f1d9237afbb5de6a4020ce55bf1/16392060818503279837981377874824.jpg" />
         <pubDate>2021-12-11 07:04:42 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477653</guid>
      </item>
      <item>
         <title>Trúc Mai</title>
         <author>nguyenphamtrucmai2010</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477701</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1463588920/49462affb414bb987d8d0d965151fb0d/audio.mp3" />
         <pubDate>2021-12-11 07:04:47 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941477701</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478299</link>
         <description><![CDATA[<div><strong>a) (-7) + (-2)</strong></div><div>= - (7 + 2)&nbsp;</div><div>= -9</div><div><strong>b) (-8) + (-5)</strong></div><div>= - (8 + 5)</div><div>= -13</div><div><strong>c) (-11) + (-7)&nbsp;</strong></div><div>= - (11 + 7)</div><div>= -18&nbsp;</div><div><strong>d) (-6) + (-15).</strong></div><div>= - (6 + 15)</div><div>= -21</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:06:00 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478299</guid>
      </item>
      <item>
         <title>Quỳnh Anh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478401</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377839397/8b834a65a4164ce751d88f6bc9564225/16392063360317340174865438320843.jpg" />
         <pubDate>2021-12-11 07:06:16 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478401</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478555</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/b254c3e204fc7f8e303c12d840c1dfac/_n.jpeg" />
         <pubDate>2021-12-11 07:06:42 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478555</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478643</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1485198734/64099bc42d409165e289043a62de5677/b_i_3_9.jpg" />
         <pubDate>2021-12-11 07:06:58 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478643</guid>
      </item>
      <item>
         <title>Thúy an</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478725</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1452535513/fdc89419cf109c7a3994738567a3e4cb/16392064093133317510504842214183.jpg" />
         <pubDate>2021-12-11 07:07:09 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478725</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478747</link>
         <description><![CDATA[<div>a)(-7) + (-2)=-(7+2)= -9<br>b) (-8) + (-5)=-(8+5)= -13</div><div>c)(-11) + (-7)=-(11+7)= -18</div><div>d) (-6) + (-15)=-(6+15)= -21</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:07:13 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478747</guid>
      </item>
      <item>
         <title>T.vy</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478838</link>
         <description><![CDATA[<div>a)(-7)+(-2)=-9<br>b)(-8)+(-5)=-13<br>c)(-11)+(-7)=-18<br>d)(-6)+(15)=-21</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:07:29 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941478838</guid>
      </item>
      <item>
         <title>khả hân</title>
         <author>vongockhahan102021</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941479138</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1393613202/0a837d5359e05adced2a8702b2dff92c/264018304_2409358819215371_2091586660583707960_n.jpg" />
         <pubDate>2021-12-11 07:08:07 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941479138</guid>
      </item>
      <item>
         <title>Trúc Mai</title>
         <author>nguyenphamtrucmai2010</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941479820</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1463588920/0c38a462b0d599781013e9d2f959f8a7/audio.mp3" />
         <pubDate>2021-12-11 07:09:42 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941479820</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941481843</link>
         <description><![CDATA[<div>Số đối của 5 là -5;số đối của -2 là 2.</div><div>Biểu diễn trên trục số:</div><div>--|--|--|--|--|--|--|--|--|--|--|--|---&gt;<br>&nbsp; &nbsp; &nbsp; -5&nbsp; &nbsp; &nbsp; &nbsp; -2&nbsp; &nbsp; &nbsp; &nbsp; 0&nbsp; &nbsp; &nbsp; 2&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 5</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:14:22 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941481843</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941481847</link>
         <description><![CDATA[<div>Số đối của 5 là -5<br>Số đối của -2 là 2</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:14:22 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941481847</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941481849</link>
         <description><![CDATA[<div>- | - | - | - | - | - | - | - | - | - | - |- &gt;<br>-5&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;-2&nbsp; &nbsp; &nbsp; &nbsp; 0&nbsp; &nbsp; &nbsp; &nbsp;2&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 5<br>Số đối của 5 là -5.<br>Số đối của -2 là 2.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:14:22 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941481849</guid>
      </item>
      <item>
         <title></title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941482024</link>
         <description><![CDATA[<div>ủa biểu diễn trên trục số mà<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:14:46 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941482024</guid>
      </item>
      <item>
         <title>Tiên</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941482889</link>
         <description><![CDATA[<div>Số đối của 5 là âm 5<br>Số đối của âm 2 là 2</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:16:28 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941482889</guid>
      </item>
      <item>
         <title>Thúy an</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941483805</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1452535513/fd4d222c9a705bfb3dcb9f47313337b4/16392070855716322896119290800551.jpg" />
         <pubDate>2021-12-11 07:18:21 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941483805</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484288</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/0ba4ad83f3b96bb3b33a59a8fee6da5f/_n.jpeg" />
         <pubDate>2021-12-11 07:19:21 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484288</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484561</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1485198734/b38c28c384600757c7a5e5739b56821a/luy_n_t_p_2.jpg" />
         <pubDate>2021-12-11 07:19:54 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484561</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484672</link>
         <description><![CDATA[<div>Ngọc hân<br><br></div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377839231/a067820bfed0109129bcd911fd68bc41/16392071527878089040918565260906.jpg" />
         <pubDate>2021-12-11 07:20:05 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484672</guid>
      </item>
      <item>
         <title>Khả Hân</title>
         <author>vongockhahan102021</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484691</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1393613202/f0657bcac159fe7d352cd1c02973e8b9/262378371_333240078273934_2950269053494209860_n.jpg" />
         <pubDate>2021-12-11 07:20:07 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941484691</guid>
      </item>
      <item>
         <title>Khánh my </title>
         <author>khanhmy9291</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941485608</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1463523031/64ca03d9a5869c0186db51ad828e1828/20211211_141947.jpg" />
         <pubDate>2021-12-11 07:20:34 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941485608</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941485723</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/152d4e3e16aef27d2b9a155270064775/_n.jpeg" />
         <pubDate>2021-12-11 07:20:52 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941485723</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941485755</link>
         <description><![CDATA[<div>Nguyễn&nbsp;Yến Ngọc</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1453752404/e952c3308fc094f94dd1a590cd9f33ad/16392072285027598485620215986792.jpg" />
         <pubDate>2021-12-11 07:20:56 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941485755</guid>
      </item>
      <item>
         <title>Như Quỳnh</title>
         <author>nguyenthinhuquynh2514</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941486278</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1418624201/58de6f8be70e895a63ab01f233494388/z3012807758582_c2ef85128ed510a674d4549ed50577eb.jpg" />
         <pubDate>2021-12-11 07:22:04 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941486278</guid>
      </item>
      <item>
         <title>Lê Thị Chúc Mai</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941486580</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1431302912/c3f55d1885bf76c34a32ff67e0d6c4de/16392073165096384176721362933137.jpg" />
         <pubDate>2021-12-11 07:22:44 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941486580</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941487185</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/fd9c09471d4b224ed10d9a00bc89f5ac/_n.jpeg" />
         <pubDate>2021-12-11 07:24:07 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941487185</guid>
      </item>
      <item>
         <title>Ngọc hân</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941487899</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377839231/00b00b794d45a85427f063019534c2ad/16392074926516709776958066396847.jpg" />
         <pubDate>2021-12-11 07:25:35 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941487899</guid>
      </item>
      <item>
         <title>Trúc Mai</title>
         <author>nguyenphamtrucmai2010</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941488768</link>
         <description><![CDATA[<div>-|-|-|-|-|-|-|-|-|-|-|-&gt;<br>-5&nbsp; &nbsp; &nbsp; -2&nbsp; 0 &nbsp; 2&nbsp; &nbsp; &nbsp; &nbsp;5<br>số đối của 5 là -5<br>số đối của -2 là 2</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:27:21 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941488768</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494684</link>
         <description><![CDATA[<div>a)<strong> 203 + (-195) = 203 - 195 = 8</strong></div><div>b) <strong>(-137) + 86= -( 137-86 ) = -51</strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:39:12 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494684</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494704</link>
         <description><![CDATA[<div>a) 203 +(- 195)= 203 - 195 = 8(do 203 &gt; 195).</div><div>b)(- 137) + 86=- (137 - 86)= - 51 (do 137 &gt; 86).</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:39:15 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494704</guid>
      </item>
      <item>
         <title>Tiên</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494879</link>
         <description><![CDATA[<div>a) 203+(-195)<br>=8&nbsp;<br>b) (-137)+86<br>=51</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:39:33 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494879</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494973</link>
         <description><![CDATA[<div><strong>a)</strong> 203 + (-195) = 203 - 195 = 8</div><div><strong>b) </strong>(-137) + 86 = - (137 - 86) = -51</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:39:43 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941494973</guid>
      </item>
      <item>
         <title>VÕ ANH HUY</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495287</link>
         <description><![CDATA[<div><strong>a)</strong> 203 + (-195) = 203 - 195 = 8</div><div><strong>b) </strong>(-137) + 86 = - (137 - 86) = -51</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:40:15 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495287</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495554</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/d5206f985f1585532d4b75f74b00ec98/_n.jpeg" />
         <pubDate>2021-12-11 07:40:49 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495554</guid>
      </item>
      <item>
         <title>Trúc Mai</title>
         <author>nguyenphamtrucmai2010</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495739</link>
         <description><![CDATA[<div>a)203+(-195)=203-195=8<br>b)(-137)+86=(-137-86)=-51</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:41:15 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495739</guid>
      </item>
      <item>
         <title>Như Quỳnh</title>
         <author>nguyenthinhuquynh2514</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495892</link>
         <description><![CDATA[<div>a) 203 + (-195) = 203 - 195 = 8<br>b) (-137) + 86 = -(137 - 86) = -51</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:41:32 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941495892</guid>
      </item>
      <item>
         <title>kiệt </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496592</link>
         <description><![CDATA[<div>a) 203 + (-195)= 203-195=8<br>b)(-137)+86=-(137-86) =-51<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:42:56 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496592</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496629</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1485198734/b5826ad282f306d6728ec5c7312a115f/luy_n_t_p_3.jpg" />
         <pubDate>2021-12-11 07:43:01 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496629</guid>
      </item>
      <item>
         <title>Trúc Mai</title>
         <author>nguyenphamtrucmai2010</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496856</link>
         <description><![CDATA[<div>a)203+(-195)=203-195=8<br>b)(-137)+86=-(137-86)=-51</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:43:28 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496856</guid>
      </item>
      <item>
         <title>Nguyễn Yến Ngọc</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496962</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1453752404/7160d1c31e5bf4f090836184f2cea52c/16392085787647029366688411644451.jpg" />
         <pubDate>2021-12-11 07:43:41 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941496962</guid>
      </item>
      <item>
         <title>Tiên</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497147</link>
         <description><![CDATA[<div>a) 203+(-195)=203-195=8<br>b) (-137)+86=-(137-86)=-51<br>Em làm lại thầy</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:44:04 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497147</guid>
      </item>
      <item>
         <title>A.Thư</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497217</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377910987/0847cbc65db5fd40ece0c74f85c46542/16392086153271389202241071907880.jpg" />
         <pubDate>2021-12-11 07:44:13 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497217</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497827</link>
         <description><![CDATA[<div>Do máy nổi lên 55m so với hôm trước nghĩa là máy di chuyển theo chiều dương.<br>Ngày hôm sau,máy thăm dò hoạt động ở độ cao:<br>&nbsp; &nbsp;(-946) + 55=-(946 -55)= -891(m)<br>Vậy ngày hôm sau, máy thăm dò sẽ hoạt động ở độ cao -891m.<br><br></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:45:28 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497827</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497840</link>
         <description><![CDATA[<div>Độ cao hoạt động của máy dò đấy biển hiện giờ là:<br>( -946 ) + 55 = - ( 946 - 55 ) = -891 ( m )<br>Vậy độ cao hiện giờ của máy dò đáy biển hiện giờ là -891 m</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:45:30 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941497840</guid>
      </item>
      <item>
         <title>Thúy an</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941498308</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1452535513/adf981e6e58459d82bcb5e34b1c3a386/16392087542222849612996208054073.jpg" />
         <pubDate>2021-12-11 07:46:24 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941498308</guid>
      </item>
      <item>
         <title>Băng </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941499356</link>
         <description><![CDATA[<div>Độ cao hoạt động của máy dò đấy biển hiện giờ là:<br> ( -946 )+ 55 = - (946 - 55) = -891 (m)</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:48:18 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941499356</guid>
      </item>
      <item>
         <title>Vì máy nổi lên 55 m so với hôm trước nghĩa là máy di chuyển theo chiều dương                                                     Ngày hôm sau, máy thăm dò hoạt động ở độ cao:                          (- 946) + 55 = - (946 -55) = -891 (m)                             Vậy ngày hôm sau, máy thăm dò hoạt động ở độ cao -891 m.         </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941499747</link>
         <description><![CDATA[]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:48:56 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941499747</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500109</link>
         <description><![CDATA[<div>Hiện tại ,máy nổi lên 55 m so với hôm trước nghĩa là máy di chuyển theo chiều dương</div><div>Hôm sau, máy thăm dò hoạt động ở độ cao:</div><div>&nbsp; &nbsp;(-946) + 55 = - (946 -55) = -891 (m)</div><div>Vậy hôm sau, máy thăm dò hoạt động ở độ cao -891 m</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:49:32 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500109</guid>
      </item>
      <item>
         <title>HUY HOÀNG</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500160</link>
         <description><![CDATA[<div>Vì máy nổi lên 55 m so với hôm trước nghĩa là máy di chuyển theo chiều dương&nbsp;</div><div>Ngày hôm sau, máy thăm dò hoạt động ở độ cao:</div><div>&nbsp; &nbsp;(- 946) + 55 = - (946 -55) = -891 (m)</div><div>Vậy ngày hôm sau, máy thăm dò hoạt động ở độ cao -891 m.</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:49:38 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500160</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500321</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/97825c49c6c510020cb134f746d24e30/_n.jpeg" />
         <pubDate>2021-12-11 07:49:57 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500321</guid>
      </item>
      <item>
         <title>Như Quỳnh</title>
         <author>nguyenthinhuquynh2514</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500943</link>
         <description><![CDATA[<div>Độ cao hoạt động của máy dò đấy biển hiện giờ là:<br>&nbsp; &nbsp;(-946)+ 55 = -(946-55)= -891 (m)</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:50:49 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941500943</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941501226</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1485198734/0569717cc3c6f092ae7279b3b6aac3f5/v_n_d_ng_2.jpg" />
         <pubDate>2021-12-11 07:51:18 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941501226</guid>
      </item>
      <item>
         <title>Tiên</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941501309</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1417968357/1e6bd962426dc0172692b6b8bfe04106/1639209059091405511020839534102.jpg" />
         <pubDate>2021-12-11 07:51:26 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941501309</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503106</link>
         <description><![CDATA[<div>a) 6 + (-2)= 6-2=4</div><div>b) 9 + (-3)= 9-3=6</div><div>c) (-10) + 4=-(10-4)=-6</div><div>d) (-1) + 8=8-1=7</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:54:52 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503106</guid>
      </item>
      <item>
         <title>An nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503109</link>
         <description><![CDATA[<div><strong>a) 6 + (-2)= 6 - 2 = 4</strong></div><div><strong>b) 9 + (-3)= 9 - 3 = 6</strong></div><div><strong>c) (-10) + 4= - ( 10 - 4 ) = -6</strong></div><div><strong>d) (-1) + 8= 8 - 1 = 7</strong></div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:54:52 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503109</guid>
      </item>
      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503675</link>
         <description><![CDATA[<div><strong>a) 6 + (-2)&nbsp;</strong></div><div>= 6 – 2</div><div>= 4</div><div><strong>b) 9 + (-3)</strong></div><div>= 9 – 3</div><div>= 6</div><div><strong>c) (-10) + 4</strong></div><div>= - (10 - 4)</div><div>= -6</div><div><strong>d) (-1) + 8&nbsp;</strong></div><div>= 8 – 1</div><div>= 7</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:55:54 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503675</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503842</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/d42c2b3d815c40fd48997da8121cf5ae/_n.jpeg" />
         <pubDate>2021-12-11 07:56:10 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941503842</guid>
      </item>
      <item>
         <title>Như Quỳnh</title>
         <author>nguyenthinhuquynh2514</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504322</link>
         <description><![CDATA[<div>a) 6 + (-2) = 6 – 2 = 4</div><div>b) 9 + (-3) = 9 – 3 = 6</div><div>c) (-10) + 4 = -(10 – 4) = -6<br>d) (-1) + 8 = 8 - 1 = 7</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:57:02 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504322</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504414</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377840351/332e0f476f57e984fc763ea3ddee409f/_n.jpeg" />
         <pubDate>2021-12-11 07:57:13 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504414</guid>
      </item>
      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504504</link>
         <description><![CDATA[<div>Nguyễn Yến Ngọc</div>]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1453752404/7638b6adec47a170b2fab07a574f1013/16392094201468176822321331707903.jpg" />
         <pubDate>2021-12-11 07:57:23 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504504</guid>
      </item>
      <item>
         <title>Thúy an</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504749</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1452535513/e2b265857139d82fde12634710a0c76c/16392094507138666765860292357540.jpg" />
         <pubDate>2021-12-11 07:57:49 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504749</guid>
      </item>
      <item>
         <title>Băng </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504763</link>
         <description><![CDATA[<div>a) 6+(-2)=6-2=4<br>b)9+(-3)=9-3=6<br>c)(-10)+4=-(10-4)=-6<br>d)(-1)=8=8-1=7</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 07:57:50 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504763</guid>
      </item>
      <item>
         <title>Tiên</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504920</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1417968357/92cc9213c53073a6dffffc3193957f8a/16392094551442547811820454263573.jpg" />
         <pubDate>2021-12-11 07:58:08 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941504920</guid>
      </item>
      <item>
         <title>A.Thư</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941505061</link>
         <description><![CDATA[]]></description>
         <enclosure url="https://padlet-uploads.storage.googleapis.com/1377910987/aaec75ca29f9dc9630ba1a2f4a40871e/16392094691097259069922559610263.jpg" />
         <pubDate>2021-12-11 07:58:19 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941505061</guid>
      </item>
      <item>
         <title>Băng </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941506138</link>
         <description><![CDATA[<div>d)(-1)+8=8-1=7</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 08:00:16 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941506138</guid>
      </item>
      <item>
         <title>khánh linh</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941506299</link>
         <description><![CDATA[<div>a&gt; 6+(-2)= 6-2=4<br>b&gt;9+(-3)=9-3=6<br>c&gt;(-10)+4=-(10-4)=-6<br>d&gt;(-1)+8=8-1=7</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 08:00:33 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941506299</guid>
      </item>
      <item>
         <title>Bảo Trân</title>
         <author>nguyenhoangbaotran0404</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941507400</link>
         <description><![CDATA[<div>Số đối của 4 là -4.Ta biểu diễn chúng trên trục số:<br>-----|--|--|--|--|--|--|--|--|-----&gt;<br>&nbsp; &nbsp; &nbsp; -4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;4</div>]]></description>
         <enclosure url="" />
         <pubDate>2021-12-11 08:02:41 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941507400</guid>
      </item>
      <item>
         <title>An Nhi</title>
         <author>annhi2010kgvn</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941507417</link>
         <description><![CDATA[<div>- | - | - | - | - | - | - | - | - | - &gt;<br>-4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;4<br>Số đối của -4 là 4 .</div>]]></description>
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         <pubDate>2021-12-11 08:02:43 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941507417</guid>
      </item>
      <item>
         <title>Băng </title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941510639</link>
         <description><![CDATA[<div>số đối của -4 là 4</div>]]></description>
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         <pubDate>2021-12-11 08:03:13 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941510639</guid>
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      <item>
         <title>Thành Đạt</title>
         <author>thanhdat2202rion</author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941518141</link>
         <description><![CDATA[<div>Số đối của 4 là -4.<br>--|--|--|--|--|--|--|--|--|--|--&gt;<br>&nbsp; &nbsp; &nbsp; -4&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;0&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;4</div>]]></description>
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         <pubDate>2021-12-11 08:04:22 UTC</pubDate>
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      <item>
         <title></title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941521584</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 08:04:50 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941521584</guid>
      </item>
      <item>
         <title>Thúy an</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941522161</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 08:05:23 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941522161</guid>
      </item>
      <item>
         <title>..</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941522663</link>
         <description><![CDATA[<div>Văn</div>]]></description>
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         <pubDate>2021-12-11 08:06:17 UTC</pubDate>
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      <item>
         <title>khánh linh</title>
         <author></author>
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         <pubDate>2021-12-11 08:06:54 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941523010</guid>
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      <item>
         <title>Tiên</title>
         <author></author>
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         <pubDate>2021-12-11 08:07:04 UTC</pubDate>
         <guid>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941523088</guid>
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      <item>
         <title>A.Thư</title>
         <author></author>
         <link>https://padlet.com/khoavnkg/qusei0s6g7wovm9b/wish/1941523661</link>
         <description><![CDATA[]]></description>
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         <pubDate>2021-12-11 08:08:14 UTC</pubDate>
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