Addition to Subtraction

30 + 40 = 70 so, 70 - _____=30

• 40

• 50

30 + 10 = 40 so, _____ - 10 = 30

• 40

• 60

50 + 30 = 80 so, 80 - _____=50

• 30

• 20

Practice Addition and Subtraction

8 + 3 =

• 12

• 8

• 5

• 11

Hunter had 15 marbles. He gave 6 away to his friends. He found 3 more. How many marbles does Hunter have now?

• 12

• 24

• 18

• 15

Michael has 8 points in a game he is playing. He loses 2 points. Then he wins 4 points. How many points does Michael have now?

What will be the related subtraction fact for:

6+3=9

• 9-3= 6

• 3-9=6

• 9+3= 6

What is the missing part?

• 4

• 3

• 2

What will be the related subtraction sentence?

5+3=8

• 3+5=8

• 8-3=5

• 3-8=5

Complete the number bond

• 8

• 7

• 9