Addition Worksheet

Solve.

1 a. 59 + 20 = ________
1 b. 10 + 65 = ________
2 a. 50 + 40 = ________
2 b. 60 + 67 = ________
3 a. 80 + 74 = ________
3 b. 90 + 90 = ________
4 a. 30 + 53 = ________
4 b. 20 + 50 = ________
5 a. 60 + 80 = ________
5 b. 30 + 21 = ________
6 a. 58 + 30 = ________
6 b. 10 + 54 = ________
7 a. 80 + 18 = ________
7 b. 42 + 80 = ________
8 a. 90 + 80 = ________
8 b. 80 + 12 = ________
9 a. 89 + 40 = ________
9 b. 10 + 12 = ________
10 a. 88 + 80 = ________
10 b. 30 + 58 = ________
Page 2

Answer Key

1 a. 79    
1 b. 75    
2 a. 90    
2 b. 127    
3 a. 154    
3 b. 180    
4 a. 83    
4 b. 70    
5 a. 140    
5 b. 51    
6 a. 88    
6 b. 64    
7 a. 98    
7 b. 122    
8 a. 170    
8 b. 92    
9 a. 129    
9 b. 22    
10 a. 168    
10 b. 88    


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