Addition and Subtraction Family

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

• 3+ 2 = 5

• 5 - 3 = 2

Write the fact family for 5, 6, and 11

• 5+6=11

  6+5=11

  11-6=5

  11-5=6

• 6+5=11

  5+6=11

  6-5=1

  5-6=1

• 11+6=15

  11+5=14

  6-5=1

  6+5=11

• 5+6=11

  6+5=11

  6-11=5

  5-11=6

Find the subtraction sentence for this addition fact:
3 + 6 = 9

• 6 - 3 = 9

• 9 - 6 = 3

• 9 - 4 = 5

• 9 + 3 = 6

Finish this fact family.
2+8=10
8+2=10
10-2=8

• 10-5=5

• 8-2=10

• 10-8=2

• 8-10=2

James have 90 marshmallows in the jar. He adds 382 more. How many marshmallows are now in the jar? 

• 472

• 289

• 340

• 198

Juan has 253 marbles. Ella has 38 more marbles than Juan. How many marbles does Ella have? Ella has _____ marbles.

679

+56

• 61215

• 635

• 4635

• 345

• 735

Use mental math to solve.

120 + 42 + 80

Which fact is missing?
7+4=11
_______
11-4=7
11-7=4

• 11-11=0

• 4+7=11

• 2-1=1

• 7+4=11

The following equations are part of a fact family. Choose the answer that completes the fact family. 
3 + 4 = 7
4 + 3 = 7
7 - 4 = 3

• 7 - 3 = 4

• 8 - 5 = 3

• 10 - 3 = 7 

• 10 - 4 = 6