Addition Worksheet

Solve.

1 a. 6 + 80 = ________
1 b. 80 + 59 = ________
2 a. 17 + 40 = ________
2 b. 80 + 90 = ________
3 a. 50 + 98 = ________
3 b. 30 + 36 = ________
4 a. 60 + 20 = ________
4 b. 78 + 10 = ________
5 a. 78 + 100 = ________
5 b. 40 + 20 = ________
6 a. 29 + 90 = ________
6 b. 80 + 37 = ________
7 a. 20 + 20 = ________
7 b. 30 + 39 = ________
8 a. 90 + 56 = ________
8 b. 87 + 90 = ________
9 a. 60 + 79 = ________
9 b. 96 + 30 = ________
10 a. 28 + 80 = ________
10 b. 70 + 0 = ________
Page 2

Answer Key

1 a. 86    
1 b. 139    
2 a. 57    
2 b. 170    
3 a. 148    
3 b. 66    
4 a. 80    
4 b. 88    
5 a. 178    
5 b. 60    
6 a. 119    
6 b. 117    
7 a. 40    
7 b. 69    
8 a. 146    
8 b. 177    
9 a. 139    
9 b. 126    
10 a. 108    
10 b. 70    


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