Fact Families

Front

What is a fact family?

Back

A fact family is a group of related math facts that use the same numbers. For example, the numbers 2, 3, and 6 can form the fact family: 2 x 3 = 6, 3 x 2 = 6, 6 ÷ 2 = 3, and 6 ÷ 3 = 2.

Front

Complete the fact family: 4 x 5 = 20, 5 x 4 = 20, 20 ÷ 4 = ___, 20 ÷ 5 = ___

Back

4 and 5.

Front

What operation do you use to find a missing number in a fact family?

Back

You can use multiplication or division to find a missing number in a fact family.

Front

Complete the fact family: 8 x 7 = 56, ___ x 8 = 56, 56 ÷ 8 = ___, 56 ÷ 7 = ___

Back

7, 7, 8.

Front

Which of the following is NOT in the same fact family as 5 x 9 = 45? 9 x 5, 45 ÷ 5, 45 ÷ 9, 5 x 5

Back

5 x 5.

Front

Complete the fact family: 10 x 3 = 30, ___ x 10 = 30, 30 ÷ 10 = ___, 30 ÷ 3 = ___

Back

3, 3, 10.

Front

What is the relationship between multiplication and division in a fact family?

Back

Multiplication and division are inverse operations; they undo each other.

Front

Complete the fact family: 12 x 2 = 24, 2 x 12 = 24, 24 ÷ 12 = ___, 24 ÷ 2 = ___

Back

12, 2.

Front

If 6 x 4 = 24, what is the missing number in the fact family: ___ x 6 = 24?

Back

4.

Front

Which operation would you use to find the total in a fact family?

Back

You would use multiplication to find the total.