Addition and Subtraction Related Fact

Find the related SUBTRACTION fact for:

7 + 7 = 14

• 7 - 7 = 14

• 14 - 7 = 7

• 14 - 7 = 21

What is the related subtraction fact for: 4+1=5 ?

• 1+4=5

• 4-1=5

• 5-3=2

• 5-4=1

What is the related addition fact for: 4-3=1 ?

• 1+4=3

• 3+1=4

• 4-1=3

• 3+2=5

Select the answer below that has two equations from the same fact family.

• 3+2=5 and 5-4=1

• 2+3=5 and 3-2=5

• 3+2=5 and 5-2=3

• 2+3=5 and 5-3=8

What is the related addition fact for: 10-2=8 ?

• 10-8=2

• 8+1=9

• 2+10=12

• 8+2=10

What is the related subtraction fact for: 7+8=15 ?

• 15-8=7

• 15-7=9

• 8-7=15

• 8+7=15

Complete the fact family equation for 6+7=13: 13 - ? = 7 What number should take the place of the question mark?

• 13

• 7

• 6

• 5

How many addition questions are in a fact family?

• 3

• 2

• 1

• 0

Choose the answer below that has 4 equations that are all part of the same fact family.

• 5+7=12, 7+5=12, 5-7=12, 7-5=12

• 3+1=4, 4-1=3, 4+1=5, 5-1=4

• 2+1=3, 3+1=4, 4-1=3, 3-1=2

• 5+6=11, 6+5=11, 11-6=5, 11-5=6

What number would the subtraction question start with if its related addition question is: 4+5=9 ?

• 9

• 8

• 5

• 4