Addition Worksheet

Solve.

1 a. 90 + ______ = 137
1 b. 30 + ______ = 49
2 a. 83 + ______ = 113
2 b. 11 + ______ = 21
3 a. ______ + 40 = 134
3 b. 71 + ______ = 161
4 a. ______ + 60 = 140
4 b. ______ + 14 = 114
5 a. ______ + 60 = 130
5 b. ______ + 38 = 128
6 a. ______ + 90 = 153
6 b. ______ + 60 = 142
7 a. 100 + ______ = 163
7 b. ______ + 86 = 106
8 a. 50 + ______ = 75
8 b. ______ + 93 = 153
9 a. ______ + 96 = 156
9 b. 70 + ______ = 168
10 a. 20 + ______ = 40
10 b. 10 + ______ = 105
Page 2

Answer Key

1 a. 47    
1 b. 19    
2 a. 30    
2 b. 10    
3 a. 94    
3 b. 90    
4 a. 80    
4 b. 100    
5 a. 70    
5 b. 90    
6 a. 63    
6 b. 82    
7 a. 63    
7 b. 20    
8 a. 25    
8 b. 60    
9 a. 60    
9 b. 98    
10 a. 20    
10 b. 95    


Copying permission: You are free to copy this worksheet to any number of students for their mathematics work. Do not distribute on websites, books, or any such material without permission. Copyright www.HomeschoolMath.net