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 5 can create the facts: 2 + 3 = 5, 3 + 2 = 5, 5 - 2 = 3, and 5 - 3 = 2.

Front

If 4 + 7 = 11, what is the missing number in ? - 4 = 7?

Back

11

Front

Which number sentence is part of the fact family for 3, 7, and 10?

Back

3 + 7 = 10

Front

Is this a fact family? 1 + 2 = 3, 2 + 1 = 3, 3 - 1 = 2, 3 - 2 = 1?

Back

YES

Front

Find the missing number: ? + 7 = 12.

Back

5

Front

Which number sentence does not belong in the fact family? 9 + 8 = 17, 8 + 9 = 17, 17 - 9 = 8, 17 - 11 = 6.

Back

17 - 11 = 6

Front

What is the sum of 2 and 3?

Back

5

Front

What is the difference when you subtract 2 from 5?

Back

3

Front

If 10 - ? = 4, what is the missing number?

Back

6

Front

What is 7 + 3?

Back

10