Addition Worksheet

Solve.

1 a. 20 + 10 + 3 + 5 = ______
1 b. 30 + 70 + 2 + 6 = ______
2 a. 3 + 9 + 70 + 50 = ______
2 b. 30 + 5 + 6 + 80 = ______
3 a. 3 + 2 + 40 + 70 = ______
3 b. 9 + 20 + 2 + 50 = ______
4 a. 10 + 30 + 3 + 2 = ______
4 b. 90 + 60 + 3 + 8 = ______
5 a. 10 + 10 + 7 + 9 = ______
5 b. 9 + 50 + 5 + 80 = ______
6 a. 7 + 40 + 8 + 60 = ______
6 b. 2 + 8 + 10 + 60 = ______
7 a. 20 + 80 + 9 + 3 = ______
7 b. 6 + 20 + 6 + 90 = ______
8 a. 30 + 50 + 8 + 5 = ______
8 b. 20 + 50 + 4 + 2 = ______
9 a. 60 + 80 + 8 + 9 = ______
9 b. 50 + 5 + 2 + 80 = ______
10 a. 7 + 6 + 70 + 80 = ______
10 b. 60 + 70 + 5 + 9 = ______
Page 2

Answer Key

1 a. 38    
1 b. 108    
2 a. 132    
2 b. 121    
3 a. 115    
3 b. 81    
4 a. 45    
4 b. 161    
5 a. 36    
5 b. 144    
6 a. 115    
6 b. 80    
7 a. 112    
7 b. 122    
8 a. 93    
8 b. 76    
9 a. 157    
9 b. 137    
10 a. 163    
10 b. 144    

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