6B_BAI 16: PHEP NHAN SO NGUYEN by Thầy Khoa Phương https://padlet.com/khoavnkg/50292flqp2kg2pth Được tạo với ý định tốt nhất en-us 2021-12-28 07:28:05 UTC 2025-11-30 17:58:46 UTC hello@padlet.com khoavnkg https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966300677 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). 

]]> 2021-12-28 07:29:46 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966300677 Ngọc Hân https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966301720 2021-12-28 07:31:11 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966301720 mỹ quyên myquenho https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966302271 2021-12-28 07:32:06 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966302271 Ngọc Trinh https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966303111 2021-12-28 07:33:21 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966303111 Thanh Trúc https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966304067 1) a. (-12).12 = -144   ;   b. 137.(-15) = – 2 055

2) 5.(-12) = -60

]]> 2021-12-28 07:34:50 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966304067 khoavnkg https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966306178 Bài 3.32 trang 72

Nhân hai số khác dấu:

a) 24.(-25);

b) (-15).12.

]]> 2021-12-28 07:38:06 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966306178 Ngọc Hân https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966307696 2021-12-28 07:40:31 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966307696 mỹ quyên myquenho https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966307911 2021-12-28 07:40:50 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966307911 khoavnkg https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966308171 Luyện tập 2 trang 71

Thực hiện các phép nhân sau:

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

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

]]> 2021-12-28 07:41:14 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966308171 Ngọc Trinh https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966308697 2021-12-28 07:42:05 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966308697 https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966309146 Lê Như Quỳnh 
A 24.(-25)=-(24.25)= -600
B (-15).12 = -(15.12) = -180]]> 2021-12-28 07:42:48 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966309146 tuấn huy https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966309164 2021-12-28 07:42:50 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966309164 Thanh Trúc https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966309470 2021-12-28 07:43:21 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966309470 thanh khiết a) 2 4 (-25) =( 24.25) =-600 b( -15) .12 -( 15.12) = -180 https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966310203








0]]> 2021-12-28 07:44:29 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966310203 Ngọc Hân https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966317353 2021-12-28 07:54:23 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966317353 MỸ QUYÊN myquenho https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966318202 2021-12-28 07:55:42 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966318202 https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966318231 Lê Như Quỳnh
A(-12).(-12)=12.12=144
B (-137).(-15)= 137 .15 =2055]]> 2021-12-28 07:55:45 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966318231 Ngọc Trinh https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966318299 2021-12-28 07:55:51 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966318299 tuấn huy https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966319240 2021-12-28 07:57:15 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966319240 thanh khiết a) ( -12) .(-12)= 12. 12 =14 4 b ( -137) .(- 15) = 137. 15 =2055 https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966321074 2021-12-28 07:58:48 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966321074 khoavnkg https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966321139 Bài 3.33 trang 72

Nhân hai số cùng dấu:

a)(-298).(-4); 

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

]]> 2021-12-28 07:58:55 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966321139 Ngọc Hân https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322196 2021-12-28 08:00:44 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322196 mỹ quyên myquenho https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322292 2021-12-28 08:00:53 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322292 tuấn huy https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322448 2021-12-28 08:01:10 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322448 https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322985 Lê Như Quỳnh
A (-285).(-4)= 285 .4 = 1192
B (-10).(-135)= 10 .135= 1350]]> 2021-12-28 08:01:55 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966322985 Ngọc Trinh https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966323159 2021-12-28 08:02:12 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966323159 Thanh Trúc https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966323811 2021-12-28 08:03:14 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966323811 chào https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966325088 2021-12-28 08:05:24 UTC https://padlet.com/khoavnkg/50292flqp2kg2pth/wish/1966325088