6B_BÀI 14:PHÉP CỘNG VÀ TRỪ SỐ NGUYÊN( TIẾT 3) by Thầy Khoa Phương https://padlet.com/khoavnkg/oopnnkwyadgoj07u 6B NGÀY 14/12/21 en-us 2021-12-13 14:57:28 UTC 2024-05-18 08:12:37 UTC hello@padlet.com Luyện tập 4 trang 65 khoavnkg https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944729284

Tính một cách hợp lí:

a) (-2019) + (-550) + (-451)

b) (-2) + 5 + (-6) + 9

]]> 2021-12-13 15:00:49 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944729284 Bài 3.16 trang 66 khoavnkg https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944735106 Tính một cách hợp lí:

b) 7 + 8 + (-9) + (-10).

]]> 2021-12-13 15:02:49 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944735106 Luyện tập 5 trang 66 khoavnkg https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944738645 Tính các hiệu sau:

a) 5 – (-3)

b) (-7) - 8.

]]> 2021-12-13 15:04:04 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944738645 khoavnkg https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944743268 BÀI TẬP 3.12
Thực hiện phép tính sau
a)9 – (-2)
b)(-7) – 4
c)27 – 30
d)(-63) – (-15)
]]> 2021-12-13 15:05:39 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944743268 VẬN DỤNG 3 khoavnkg https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944751073 Nhiệt độ bên ngoài của một máy bay ở độ cao 10 000 m là – 48oC. Khi hạ cánh, nhiệt độ ở sân bay là 27oC. Hỏi nhiệt độ bên ngoài của máy bay khi ở độ cao 10 000 m và khi hạ cánh chênh lệch bao nhiêu độ C?]]> 2021-12-13 15:08:20 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944751073 BÀI TẬP 3.15 T66 khoavnkg https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944825794
Tính nhẩm
a)(-3) + (-2)=
b)(-8) – 7 =
c)(-35) +(-15) =
d) 12– (-8) =
]]> 2021-12-13 15:33:37 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1944825794 Ngọc Hân https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946299051 2021-12-14 06:53:46 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946299051 Lê Như Quỳnh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946300147 A) (-2019)+(-550)+(-451)=[(-2019)+(-451)+(+550)=(-2470)+(-550)=-(2470+550)=-3020
B)(-2)+5+(-6)+9=[(-2)+5]+[(-6)+9]=3+3=6]]> 2021-12-14 06:54:47 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946300147 mỹ quyên https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946301143 2021-12-14 06:55:38 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946301143 Thanh Trúc https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946301994 2021-12-14 06:56:24 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946301994 Gia Nghi https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946303372 2021-12-14 06:57:35 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946303372 mỹ quyên https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946303448 2021-12-14 06:57:39 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946303448 Ngọc Trinh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946304138 2021-12-14 06:58:15 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946304138 tuấn huy https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946305404 2021-12-14 06:59:21 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946305404 Ngọc Hân https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946309564 2021-12-14 07:02:54 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946309564 Công Thịnh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946311776 b) 7 + 8 + (-9) + (-10) = [(7 + (-9)] + [8 + (-10)]= (- (9 – 7)] + [- (10 – 8)]= (-2) + (-2)= - (2 + 2)= - 4.

]]> 2021-12-14 07:04:43 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946311776 Gia Nghi https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946312219 2021-12-14 07:05:07 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946312219 mỹ quyên https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946313093 2021-12-14 07:05:48 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946313093 Ngọc Trinh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946313902 2021-12-14 07:06:29 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946313902 tuấn huy https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946316021 2021-12-14 07:08:16 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946316021 https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946316332 Gia Khang]]> 2021-12-14 07:08:32 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946316332 Công Thịnh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946330839 a) 5 – (-3)= 5 + 3 = 8.
b) (-7) – 8 = (- 7) + (- 8) = - (7 + 8) = -15.



]]> 2021-12-14 07:19:37 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946330839 Lê Như Quỳnh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946332353 A) 5-(-3)
=5+3
=8
B)  (-7)-8
=(-7)+(-8)
=-(7+8)
=-15

]]> 2021-12-14 07:20:45 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946332353 Ngọc Hân https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946332685 2021-12-14 07:21:00 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946332685 Ngọc Trinh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946333642 2021-12-14 07:21:37 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946333642 Thanh Trúc https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946334477 2021-12-14 07:22:12 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946334477 Gia Nghi https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946335220 2021-12-14 07:22:44 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946335220 mỹ quyên https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946335619 em chụp bằng loptop nên hơi mờ nha thầy]]> 2021-12-14 07:23:01 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946335619 tuấn huy https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946336118 2021-12-14 07:23:25 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946336118 Công Thịnh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946342121 a) 9 – (-2)= 9 + 2= 11

b) (-7) – 4= (-7) + (-4)= - (7 + 4)= -11

c) 27 – 30= 27 + (- 30)= - (30 – 27)= - 3

d) (-63) – ( -15) = (- 63) + 15= - (63 – 15)= - 48





]]> 2021-12-14 07:27:09 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946342121 Ngọc Hân https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946343209 2021-12-14 07:27:32 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946343209 Ngọc Trinh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946343286 2021-12-14 07:27:35 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946343286 Lê Như Quỳnh https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946343310 A) 9-(-2)=9+2=11
B) (-7)-4=-7+(-4)=-(7+4)=-11
C) 27-30=27+(-30)=-(30-27)=-3
D) (-63)-(-15)=(-63)+15=-(63-15)=-48]]> 2021-12-14 07:27:37 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946343310 Nghi https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946346020 2021-12-14 07:29:35 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946346020 Nghi https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946348223 2021-12-14 07:31:10 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946348223 tuấn huy https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946351229 2021-12-14 07:33:20 UTC https://padlet.com/khoavnkg/oopnnkwyadgoj07u/wish/1946351229