Addition Worksheet

Solve.

1 a. 0 + 90 = ______
1 b. 1 + 20 = ______
1 c. 1 + 90 = ______
2 a. 6 + 80 = ______
2 b. 70 + 3 = ______
2 c. 90 + 1 = ______
3 a. 1 + 70 = ______
3 b. 6 + 40 = ______
3 c. 50 + 3 = ______
4 a. 20 + 0 = ______
4 b. 5 + 70 = ______
4 c. 70 + 2 = ______
5 a. 60 + 4 = ______
5 b. 40 + 2 = ______
5 c. 10 + 7 = ______
6 a. 2 + 20 = ______
6 b. 3 + 70 = ______
6 c. 6 + 60 = ______
7 a. 10 + 2 = ______
7 b. 60 + 7 = ______
7 c. 90 + 9 = ______
8 a. 70 + 8 = ______
8 b. 8 + 40 = ______
8 c. 4 + 60 = ______
Page 2

Answer Key

1 a. 90    
1 b. 21    
1 c. 91    
2 a. 86    
2 b. 73    
2 c. 91    
3 a. 71    
3 b. 46    
3 c. 53    
4 a. 20    
4 b. 75    
4 c. 72    
5 a. 64    
5 b. 42    
5 c. 17    
6 a. 22    
6 b. 73    
6 c. 66    
7 a. 12    
7 b. 67    
7 c. 99    
8 a. 78    
8 b. 48    
8 c. 64    


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