Fact Families/Related Facts

Front

What is a fact family?

Back

A fact family is a group of related addition and subtraction or multiplication and division facts that use the same numbers.

Front

What are related facts?

Back

Related facts are addition and subtraction or multiplication and division equations that use the same numbers.

Front

Is 1 + 2 = 3 a part of a fact family?

Back

Yes, it is part of a fact family with 2 + 1 = 3, 3 - 1 = 2, and 3 - 2 = 1.

Front

What is the fact family for the numbers 2, 3, and 5?

Back

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

Front

Can a fact family have more than two numbers?

Back

No, a fact family is based on only three numbers.

Front

If 4 + 1 = 5, what are the related facts?

Back

The related facts are: 1 + 4 = 5, 5 - 4 = 1, and 5 - 1 = 4.

Front

What is the addition equation in the fact family of 3, 4, and 7?

Back

The addition equations are: 3 + 4 = 7 and 4 + 3 = 7.

Front

What is the subtraction equation in the fact family of 8, 3, and 5?

Back

The subtraction equations are: 8 - 3 = 5 and 8 - 5 = 3.

Front

How many equations are in a fact family?

Back

A fact family has four equations: two addition and two subtraction or two multiplication and two division.

Front

If 6 + 2 = 8, what is the related subtraction fact?

Back

The related subtraction fact is: 8 - 6 = 2.