Question

[Pham Trong Bach]

Tính nhẩm:

7 x 8 = .....       16 : 2 = .....       36 : 6 = .....       49 : 7 = .....

2 x 5 = .....       72 : 8 = .....       9 x 3 = ......       63 : 7 = .....

6 x 4 = .....       25 : 5 = .....       4 x 8 = ......       7 x 5 = ......

Answer 1

[Cao Minh Tâm]

7 x 8 = 56       16 : 2 = 8       36 : 6 = 6       49 : 7 = 7

2 x 5 = 10       72 : 8 = 9       9 x 3 = 27       63 : 7 = 9

6 x 4 = 24       25 : 5 = 5       4 x 8 = 32       7 x 5 = 35

Answer 2

[Phạm Ngọc Diệp]

7 x 8 = 56

2 x 5 = 10

6 x 4 = 24

16 : 2 = 8 

72 : 8 = 9

25 : 5 = 5

36 : 6 = 6

9 x 3 = 27

4 x 8 = 32

49 : 7 = 7

63 : 7 = 9

7 x 5 = 35