Fact Families

Fact Families

Learning Target

• I can explain how addition and subtraction are related.

• I can identify number sentences in a fact family.

What is a a fact family?

• A group of related addition and subtraction facts using the same numbers

Multiple Select

Which facts go with this fact family? 7, 3, 4

• 3 + 4 = 7

• 7 + 3 = 10

• 7 - 3 = 4

• 7 - 4 = 3

I have a question...

• Why isn't 3 + 7 = 10 in this fact family?

Multiple Select

Which number sentences go with this fact family? 8, 6, 2

• 8 + 6 = 14

• 6 + 2 = 8

• 8 - 6 = 2

• 2 - 8 = 6

I have a question...

• Why isn't 2 - 8 = 6 in this fact family?

Multiple Choice

Which of these numbers sentences fits with this fact family? 6, 5, 1

• 5 - 1 = 6

• 1 + 5 = 6

Multiple Choice

Which of these numbers sentences fits with this fact family? 6, 5, 1

• 6 - 1 = 5

• 4 + 2 = 6

Multiple Choice

Which number sentences DOES NOT fit in this fact family? 8, 5, 3

• 3 + 5 = 8

• 5 + 3 = 8

• 8 + 3 = 11

• 8 - 3 = 5