Fact Families for Multiplication and Division

Fact family: It is a set of four related multiplication and division facts that use the same three numbers.

For example: The fact family for 3, 8 and 24 is a set of four multiplication and division facts. Two are multiplication facts, whereas the other two are division facts.

 3 × 8 = 24 8 × 3 = 24 24 ÷ 3 = 8 24 ÷ 8 = 3

Write the fact family for multiplication and division for 7, 12 and 84

Solution

Step 1:

The fact family for multiplication for 7, 12 and 84 is as follows

 7 × 12 = 84 12 × 7 = 84

Step 2:

The fact family for division for 7, 12 and 84 is as follows

 84 ÷ 7 = 12 84 ÷ 12 = 7

Write the fact family for multiplication and division for 9, 11 and 99

Solution

Step 1:

The fact family for multiplication for 9, 11 and 99 is as follows

 9 × 11 = 99 11 × 9 = 99

Step 2:

The fact family for division for 9, 11 and 99 is as follows

 99 ÷ 11 = 9 99 ÷ 9 = 11