Identifying Inverse Operations

What is the inverse operation of multiplication?

• A.  Addition
• B. Subtraction
• C. Multiplication
• D. Division

The inverse operation for 24 ÷ 6 = 4

• 4 x 6 = 24

• 24 x 6 = 4

• 3 x 6 = 18

• 6 ÷ 24 = 4

The inverse operation of 7 x 5 = 35 is

• 5 x 7 = 35

• 35 ÷ 7 = 5

• 7 x 35 = 5

• 350 ÷ 7 = 50

The inverse operation if 81 ÷ 9 = 9 is

• 8 x 9 = 72

• 81 ÷ 9 = 9

• 9 x 9 = 81

• 9 + 9 = 18

The inverse operation of 7 x 7 = 49 is

• 49 ÷ 7

• 7 + 49

• 49 + 7 + 7

• 7 + 7

What is the inverse operation of addition?

• subtraction
• multiplication
• division
• none of the above

If 8 X 5 = 40, then which of the following is an inverse problem?

• 40 X 5 = 8
• 5 - 8 = 3
• 5 + 3 = 8
• 40 / 5 = 8

If 6 X 4 = 24, then which of the following is an inverse problem?

• 6 + 2 = 8
• 10 X 4 = 6
• 24 / 4 = 6
• 6 X 2 = 12

Knowing 6 X 5 = 30 will help you solve which of the following problems?

• 30 / 6 = 5 and 30 / 5 = 6

• 11 - 6 = 5 and 11 - 5 = 6

• 6 + 5 = 11 and 5 + 6 = 11

• All of them

Knowing 6 X 6 = 36 will help you solve which of the following problems?

• 36 / 6 = 6
• 6 X 36 = 6
• 36-6 = 30
• 12 + 4 = 16