6A_BÀI 16: PHÉP NHÂN SỐ NGUYÊN by Thầy Khoa Phương https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t Mời các em cùng thầy làm bài tập ! en-us 2021-12-29 06:54:29 UTC 2023-09-02 00:32:55 UTC hello@padlet.com https://padlet.net/icons/png/1f389.png khoavnkg https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967427800 Luyện tập 1 trang 70 Toán lớp 6

1. Thực hiện các phép nhân sau:

a) (-12).12

b) 137. (-15). 

2. Tính nhẩm 5. (-12). 

]]> 2021-12-29 06:58:10 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967427800 khoavnkg https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967427871 Bài 3.32 trang 72

Nhân hai số khác dấu:

a) 24.(-25);

b) (-15).12.

]]> 2021-12-29 06:58:17 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967427871 khoavnkg https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967427930 Luyện tập 2 trang 71

Thực hiện các phép nhân sau:

a)(-12).(-12);

b)(-137).(-15).

]]> 2021-12-29 06:58:24 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967427930 khoavnkg https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967428027 Bài 3.33 trang 72

Nhân hai số cùng dấu:

a)(-298).(-4); 

b)(-10).(-135).

]]> 2021-12-29 06:58:34 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1967428027 Thúy an https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968265923 1) a. (-12).12 = -144   ;   b. 137.(-15) = - 2 055
2) 5.(-12) = -60
]]> 2021-12-30 01:17:37 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968265923 Bảo Trân nguyenhoangbaotran0404 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968267614  a) (-12).12= - (12.12) = -144ᵇ
b) 137. (-15) = - (137.15) = - 2055.
ᵇᵃᵒᵗʳᵃⁿⁿ]]> 2021-12-30 01:19:11 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968267614 Trần Hữu Khang https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968268676 2021-12-30 01:20:08 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968268676 Thúy an https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968269430 2021-12-30 01:20:49 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968269430 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968269677 2021-12-30 01:21:02 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968269677 Quỳnh Anh 2000nguyenthiquynhanh https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968270062 2021-12-30 01:21:21 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968270062 linh https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968270275 2021-12-30 01:21:34 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968270275 Bảo Trân nguyenhoangbaotran0404 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968272087 ⁿ a) 24.(-25)=- (24. 25) =- 600.
  b)(-15).12= - (15. 12)= - 180 .
  ᵇᵃᵒᵗʳᵃⁿⁿ]]> 2021-12-30 01:23:13 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968272087 Trần Hữu Khang https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968274328 2021-12-30 01:25:08 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968274328 T.Vy https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968275287 a) 24.(-25)=- (24. 25) =- 600.
b)(-15).12= - (15. 12)= - 180 ]]> 2021-12-30 01:25:53 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968275287 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968275338 2021-12-30 01:25:56 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968275338 Thúy an https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968275722 2021-12-30 01:26:17 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968275722 Huỳnh lập văn https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968276350 A)24.(-25)=-(24.25=-600
B)(-15).12=-(15.12)=_180]]> 2021-12-30 01:26:48 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968276350 linh https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968276542 a: 24.(-25)=(25.24)=-600
b:(-15).12=-(15.12)=-180]]> 2021-12-30 01:26:59 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968276542 Mai nguyenphamtrucmai2010 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968277199 a)24.(-25)=-(24.25)=-600.
b)(-15).12=-(15.12)=-180

:)]]> 2021-12-30 01:27:35 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968277199 Quỳnh Anh 2000nguyenthiquynhanh https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968278036 2021-12-30 01:28:19 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968278036 Mai nguyenphamtrucmai2010 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968285080 a) (-12) . (-12) =12 . 12 =144
b) (-137) . (-15) =137 . 15 =2055.
 
:)]]> 2021-12-30 01:34:04 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968285080 Bảo Trân nguyenhoangbaotran0404 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968285753 a ) (-12).(-12)= 12. 12 = 144 .
b) (-137).(-15)=137. 15 = 2055.

]]> 2021-12-30 01:34:38 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968285753 Thúy an https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286174 a) (-12).(-12)  = 12. 12 = 144;

b) (-137).(-15) = 137. 15 = 2 055.

]]> 2021-12-30 01:34:59 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286174 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286668 2021-12-30 01:35:24 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286668 T.Vy https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286784 a ) (-12).(-12)= 12. 12 = 144 .
b) (-137).(-15)=137. 15 = 2055.]]> 2021-12-30 01:35:31 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286784 N.Quỳnh nguyenthinhuquynh2514 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286971 a) (-12).(-12).=12.12=144.
b) (-137).(-15).=137.15=2055.]]> 2021-12-30 01:35:41 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968286971 linh https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968288226 2021-12-30 01:36:44 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968288226 Bảo Trân nguyenhoangbaotran0404 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968289942 a)(-298).(-4)= 298. 4 = 1 192.
b) (-10).(-135)= 10. 135 = 1350 .
]]> 2021-12-30 01:38:16 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968289942 Thúy an https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968290007 a) (-298).(-4) = 298. 4 = 1 192.

b) (-10).(-135) = 10. 135 = 1 350.

]]> 2021-12-30 01:38:20 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968290007 Trần Hữu Khang https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968290493 2021-12-30 01:38:48 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968290493 T.Vy https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968290743
a)(-298).(-4)= 298. 4 = 1 192.

b) (-10).(-135)= 10. 135 = 1350 .]]> 2021-12-30 01:39:02 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968290743 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968291036 2021-12-30 01:39:18 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968291036 N.Quỳnh nguyenthinhuquynh2514 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968291065 a) (-298).(-4)=298.4=1192.
b) (-10).(-135)=10.135=1350.]]> 2021-12-30 01:39:20 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968291065 Mai nguyenphamtrucmai2010 https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968291400 a) (-298) . (-4) = 298 . 4 = 1192
b) (-10) . (-135) = 10 . 135 = 1350.
:)]]> 2021-12-30 01:39:40 UTC https://padlet.com/khoavnkg/z7tyhqwi1gxhyh5t/wish/1968291400