Mental Calculation

4 x 2 = ....

• 20

• 16

• 18

• 8

5 x 3 = ...

• 9

• 15

• 10

• 20

Product of 7 and 8 is ...

• 15

• 20

• 48

• 56

28 ÷ 4 = …..

• 24

• 12

• 7

• 6

63 ÷ 9 = ….

• 6

• 7

• 9

• 13

What is the product of 8 and 10 ?

• 18

• 20

• 80

• 84

6 x 8 = ....

• 15

• 40

• 48

• 56

36  $\div$  4 = .....

• 6

• 7

• 8

• 9

9 x 8 = ....

• 72

• 64

• 60

• 54

42  $\div$  7 = .....

• 4

• 6

• 7

• 8