Understanding Related Facts and Fact Families

What is a fact family?

• A set of numbers that only work with addition

• A group of numbers that can only be multiplied

• A collection of unrelated numbers

• A group of numbers that can be added or subtracted in any order

If you have 5 green pieces and 3 purple pieces, how many pieces do you have in total?

• 10

• 7

• 9

• 8

In the equation 6 + ___ = 13, what number completes the equation?

• 8

• 7

• 5

• 6

What is the result of 13 minus 7?

• 8

• 6

• 7

• 5

In the equation ___ + 9 = 17, what number completes the equation?

• 7

• 6

• 9

• 8