fact families

What number sentences equal 8?

Choose all that apply. (2)

• 
• 
• 
• 

4+__=6

__+4=6

6-__=4

6-4=__

What is the missing number?

Match the following to the correct fact family.

• Whole

  10

• Parts

  8+2

• Whole

  7

• Parts

  6+4

• Whole

  8

• Parts

  2+6

• Whole

  8

• Parts

  3+4

• Whole

  10

• Parts

  4+4

 $2+3=5$  

Which fact is the turnaround?

• 3+4=7

• 5-3=2

• 3+2=5

• 4

Which sentences are a part of the same fact family?

• 6 + 6 = 12 and 6 - 6 = 0

• 13 - 8 = 5 and 8 - 5 = 3

• 14 - 7 = 7 and 7 + 7 = 14

Is this a fact family?

• 
• 

What is the missing fact?

8+9=17

9+8=17

17-9=8

• 8-9=17

• 8+8=16

• 17-9=8

• 17-8=9

Which equation does NOT go with the fact family 4, 7, 11?

• 7 - 4 = 3

• 4 + 7 = 11

• 11 - 7 = 4

Is this a fact family?

• 
• 

What number is missing?

__ + 7 = 16

7 + __ = 16

16 - 7 = 9

16 - 9 = 7

• 7

• 16

• 8

• 9