Addition Worksheet

Solve.

1 a. 6 + 80 + 700 = ________
1 b. 60 + 0 + 200 = ________
2 a. 1 + 80 + 600 = ________
2 b. 1 + 600 + 10 = ________
3 a. 2 + 80 + 300 = ________
3 b. 8 + 300 + 70 = ________
4 a. 5 + 90 + 100 = ________
4 b. 800 + 50 + 8 = ________
5 a. 800 + 90 + 2 = ________
5 b. 4 + 300 + 20 = ________
6 a. 7 + 0 + 700 = ________
6 b. 40 + 6 + 800 = ________
7 a. 8 + 20 + 700 = ________
7 b. 0 + 70 + 700 = ________
8 a. 60 + 7 + 100 = ________
8 b. 70 + 6 + 800 = ________
9 a. 1 + 90 + 200 = ________
9 b. 9 + 700 + 50 = ________
10 a. 3 + 800 + 60 = ________
10 b. 60 + 4 + 400 = ________
Page 2

Answer Key

1 a. 786    
1 b. 260    
2 a. 681    
2 b. 611    
3 a. 382    
3 b. 378    
4 a. 195    
4 b. 858    
5 a. 892    
5 b. 324    
6 a. 707    
6 b. 846    
7 a. 728    
7 b. 770    
8 a. 167    
8 b. 876    
9 a. 291    
9 b. 759    
10 a. 863    
10 b. 464    


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