Addition Worksheet

Solve.

1 a. 40 + 27 = ________
1 b. 97 + 80 = ________
2 a. 39 + 20 = ________
2 b. 34 + 80 = ________
3 a. 100 + 89 = ________
3 b. 10 + 42 = ________
4 a. 10 + 83 = ________
4 b. 61 + 90 = ________
5 a. 69 + 30 = ________
5 b. 85 + 50 = ________
6 a. 50 + 10 = ________
6 b. 90 + 74 = ________
7 a. 20 + 70 = ________
7 b. 50 + 45 = ________
8 a. 36 + 40 = ________
8 b. 60 + 21 = ________
9 a. 60 + 30 = ________
9 b. 36 + 60 = ________
10 a. 50 + 39 = ________
10 b. 76 + 90 = ________
Page 2

Answer Key

1 a. 67    
1 b. 177    
2 a. 59    
2 b. 114    
3 a. 189    
3 b. 52    
4 a. 93    
4 b. 151    
5 a. 99    
5 b. 135    
6 a. 60    
6 b. 164    
7 a. 90    
7 b. 95    
8 a. 76    
8 b. 81    
9 a. 90    
9 b. 96    
10 a. 89    
10 b. 166    


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