Addition Worksheet 1

1 a.   

______ + 4 = 45

1 b.   

___ + 3 = 16

2 a.   

21 + ______ = 24

2 b.   

18 + ______ = 21

3 a.   

______ + 7 = 54

3 b.   

______ + 55 = 59

4 a.   

3 + ______ = 96

4 b.   

16 + ______ = 21

5 a.   

______ + 8 = 39

5 b.   

______ + 5 = 91

6 a.   

______ + 70 = 72

6 b.   

50 + ______ = 55

7 a.   

______ + 7 = 48

7 b.   

______ + 6 = 103

8 a.   

2 + ______ = 71

8 b.   

55 + ______ = 59

9 a.   

32 + ______ = 39

9 b.   

3 + ______ = 72

10 a.   

17 + ______ = 23

10 b.   

______ + 48 = 53

 

Answer Key

 

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