Fact Families

Which is an opposite number sentence to the fact below? 7+3=10

• 7+2= 9

• 10-3= 7

• 7-3= 4

• 10+3= 13

Which is an opposite number sentence to the fact below? 14-6=8

• 14+6= 20

• 8-6= 2

• 6+8= 14

• 8-4= 4

Which subtraction problem can be used to check the answer to the following problem? 8+ 4= 12

• 12- 4= 8

• 8- 4= 5

• 12- 6= 6

• 16- 12= 4

Which number sentence completes the fact family?

9+ 6= 15

6+ 9= 15

15- 6= 9

?

• 9- 6= 3

• 21- 15= 6

• 15-9 = 6

• 15+ 6 = 21

Which number sentence completes the fact family?

14-5= 9

14-9= 5

9+5= 14

?

What is the missing addend?

7+ _____ = 16

16- 7= _____

What is the missing addend?

_____ + 6= 8

8 - 6 = _____

There are 4 purple hula hoops and 5 yellow hula hoops. How many hula hoops are there in all?

There are 12 flowers in the garden. Bonnie picks 3 flowers. How many flowers are left in the garden?

3+7 = ____ + 3