Addition Worksheet

Solve.

1 a. 70 + 30 = ________
1 b. 18 + 90 = ________
2 a. 40 + 98 = ________
2 b. 70 + 40 = ________
3 a. 44 + 90 = ________
3 b. 74 + 40 = ________
4 a. 47 + 60 = ________
4 b. 63 + 10 = ________
5 a. 70 + 47 = ________
5 b. 80 + 19 = ________
6 a. 50 + 36 = ________
6 b. 50 + 75 = ________
7 a. 28 + 20 = ________
7 b. 20 + 32 = ________
8 a. 52 + 90 = ________
8 b. 10 + 40 = ________
9 a. 90 + 21 = ________
9 b. 36 + 70 = ________
10 a. 100 + 34 = ________
10 b. 27 + 50 = ________
Page 2

Answer Key

1 a. 100    
1 b. 108    
2 a. 138    
2 b. 110    
3 a. 134    
3 b. 114    
4 a. 107    
4 b. 73    
5 a. 117    
5 b. 99    
6 a. 86    
6 b. 125    
7 a. 48    
7 b. 52    
8 a. 142    
8 b. 50    
9 a. 111    
9 b. 106    
10 a. 134    
10 b. 77    


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