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Addition and Subtraction (Find the unknown numbe ...

English 28 Public

Addition and subtraction practice

Study Slideshow

9 + ? = 12

3

15

7 + ? = 9

2

15

24 - ? = 19

5

15

19 + ___ = 24

5

15

16 - ? = 7

9

15

7 + 9 =

16

15

9 + ? = 16

7

15

18 - ? = 6

12

15

12 + ? = 18

6

15

16 - ? = 8

8

15

32 + 15 = ?

47

15

63 - 22 =

41

15

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