Fact Families - Addition and Subtraction

Multiple Choice

Which of the following best describes a fact family in mathematics?

• A group of numbers that are related by addition and subtraction

• A set of numbers used only for multiplication

• Numbers that are not connected in any way

• A group of numbers that like to fight

Multiple Select

Which of the following equations are part of the fact family for the numbers 3, 4, and 7?

• 3 + 4 = 7

• 7 - 3 = 4

• 4 + 3 = 7

• 7 + 4 = 3

Multiple Select

Find the two addition fact family number sentences for the following numbers: 3, 12, 9

• 12 + 3 = 9

• 9+3= 12

• 3+9= 12

Multiple Choice

Rewrite this addition fact family as subtraction
2 + 3 = 5

• 3+ 2 = 5
• 5 - 3 = 2

Multiple Select

Select all the correct equations that relate to this calculation...

• 7 + 5 = 12

• 12 - 7 = 5

• 12 + 7 = 5

• 7 - 5 = 12

• 12 - 5 = 7

Multiple Choice

Is this a fact family?

Multiple Choice

Is this a fact family?

Multiple Select

Find the two subtraction fact family number sentences for the following numbers: 11, 5,6

• 11-5 = 6

• 11-1 = 10

• 11-6 = 5

Multiple Select

Find the two addition fact family number sentences for the following numbers: 3, 12, 9

• 12 + 3 = 9

• 9+3= 12

• 3+9= 12

Multiple Select

When we write fact family number sentences, we always use the same three numbers.

• Yes

• No

Multiple Select

Which number sentence completes the fact family?

15-5=10

15-10=5

10+5=15

?

• 5+10= 15

• 5+6=11

• 5+5=10

Multiple Choice

When subtracting the biggest number goes first in a number sentence

• True

• False

Open Ended

Reflecting on today's lesson about fact families in addition and subtraction, what is one thing you learned that you found interesting or useful?