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 + 3 = 5, 3 + 2 = 5, 5 - 2 = 3, 5 - 3 = 2.

Front

What is the relationship between addition and subtraction in a fact family?

Back

In a fact family, addition and subtraction are related. If you know the addition facts, you can find the subtraction facts. For example, if 2 + 3 = 5, then 5 - 3 = 2 and 5 - 2 = 3.

Front

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

Back

In a fact family, multiplication and division are related. If you know the multiplication facts, you can find the division facts. For example, if 2 x 3 = 6, then 6 ÷ 3 = 2 and 6 ÷ 2 = 3.

Front

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

Back

20 ÷ 4 = 5, 20 ÷ 5 = 4.

Front

What is 10 ÷ 2?

Back

5

Front

What is 15 ÷ 3?

Back

5

Front

Complete the fact family: 3 x 4 = 12, 4 x 3 = 12, ___ ÷ 3 = 4, ___ ÷ 4 = 3.

Back

12 ÷ 3 = 4, 12 ÷ 4 = 3.

Front

What is 8 ÷ 4?

Back

2

Front

What is 9 ÷ 3?

Back

3

Front

Complete the fact family: 6 x 7 = 42, 7 x 6 = 42, ___ ÷ 6 = 7, ___ ÷ 7 = 6.

Back

42 ÷ 6 = 7, 42 ÷ 7 = 6.