Fact family

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 fact family: 2 + 3 = 5, 3 + 2 = 5, 5 - 2 = 3, 5 - 3 = 2.

Front

What are the numbers in the fact family for 5, 6, and 11?

Back

The numbers in the fact family for 5, 6, and 11 are: 5 + 6 = 11, 6 + 5 = 11, 11 - 6 = 5, 11 - 5 = 6.

Front

Which number sentence is part of the fact family for 3, 4, and 7?

Back

The number sentences are: 3 + 4 = 7, 4 + 3 = 7, 7 - 3 = 4, 7 - 4 = 3.

Front

What is the missing number in the fact family: 2 + ? = 5?

Back

The missing number is 3, because 2 + 3 = 5.

Front

Which equation does not belong in the fact family: 2 + 3 = 5, 3 + 2 = 5, 5 - 1 = 4, 5 - 2 = 3?

Back

5 - 1 = 4 does not belong in the fact family.

Front

What is the sum of 5 and 6?

Back

The sum of 5 and 6 is 11.

Front

What is the difference when you subtract 5 from 11?

Back

The difference is 6, because 11 - 5 = 6.

Front

If 4 + 3 = 7, what is 7 - 4?

Back

7 - 4 = 3.

Front

What is a related subtraction sentence for the fact family of 5, 3, and 8?

Back

A related subtraction sentence is 8 - 5 = 3.

Front

What is the first number in the fact family for 6, 7, and 13?

Back

The first number is 6.