Addition Worksheet 1

1 a.   

 36 + ______ = 41

1 b.   

 73 + ______ = 77

2 a.   

 6 + ______ = 75

2 b.   

 65 + ______ = 71

3 a.   

 ______ + 6 = 90

3 b.   

 86 + ______ = 94

4 a.   

 6 + ______ = 31

4 b.   

 ______ + 57 = 61

5 a.   

 4 + ___ = 16

5 b.   

 ______ + 32 = 40

6 a.   

 45 + ______ = 47

6 b.   

 4 + ______ = 24

7 a.   

 ______ + 4 = 39

7 b.   

 ______ + 8 = 38

8 a.   

 ______ + 98 = 106

8 b.   

 ______ + 100 = 107

9 a.   

 ______ + 3 = 81

9 b.   

 4 + ______ = 83

10 a.   

 75 + ______ = 83

10 b.   

 84 + ______ = 87

 

Answer Key

 

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