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Mental Math
Division
Multiplication
Family facts
Meaning
100

1,000 X 25 = ?

25,000

100

49 ÷ 7 = ?

7

100

9 X 8 = ?

72

100

Complete the fact family of:

3, 9, 27

27 ÷ 3 = 9

27 ÷ 9 = 3

9 X 3 = 27

3 X 9 = 27

100

What is the answer in division?

quotient 

200

810 / 9 = ?

90 

200

54 ÷ 6

9

200

7 x 11 = ?

77

200

Complete the fact family of: 

8 , 5, 40

5 x 8 = 40

8 x 5 = 40

40 ÷ 5 = 8

40 ÷ 8 = 5

200

What is the answer in multiplication?

product

300

30 X 60 = ?

1,800


300

45 ÷ 9 = ?

5

300
8 x 4 = ?

32

300

Write the fact family of: 

7, 8, ?

8 X 7 = 56

7 x 8 = 56

56 ÷ 8 = 7

56 ÷ 7 = 8

300

Which number is the divisor? 

40 ÷ 5 = 8

5

400

2,700 / 3 = ?

900 


400

56 ÷ 8 = ?

7

400

70 x 400

28,000

400

The family fact of 

30, 10, ?

30 ÷ 3 = 10

30 ÷ 10 = 3

10 X 3 = 30

3 X 10 = 30

400

Which number is the dividend? 

80 ÷ 10 = 8

80

500

2,000 X 500 = ?

1,000,000


500

250 ÷ 5

50

500

6,000 x 7,000

42,000,000

500

Write the fact family of: 

240, 60, ?

60 x 4 = 240

4 x 60 = 240

240 ÷ 60 = 4

240 ÷ 4 = 60

500

How are division and multiplication related? 

Division is the inverse (opposite) of multiplication. 

Multiplication: Turning equal groups into a whole

Division: Splitting a whole into equal groups