Addition Worksheet

Solve.

1 a. _________ + 1000 = 1900
1 b. 700 + _________ = 700
2 a. 0 + _________ = 300
2 b. 700 + _________ = 1600
3 a. _________ + 800 = 1500
3 b. _________ + 600 = 1500
4 a. 900 + _________ = 1400
4 b. _________ + 400 = 1100
5 a. 100 + _________ = 1100
5 b. 600 + _________ = 1100
6 a. _________ + 800 = 1800
6 b. _________ + 300 = 500
7 a. _________ + 900 = 1000
7 b. 1000 + _________ = 1500
8 a. _________ + 600 = 600
8 b. _________ + 200 = 1000
9 a. 700 + _________ = 1200
9 b. _________ + 700 = 1500
10 a. _________ + 300 = 900
10 b. 200 + _________ = 500
Page 2

Answer Key

1 a. 900    
1 b. 0    
2 a. 300    
2 b. 900    
3 a. 700    
3 b. 900    
4 a. 500    
4 b. 700    
5 a. 1000    
5 b. 500    
6 a. 1000    
6 b. 200    
7 a. 100    
7 b. 500    
8 a. 0    
8 b. 800    
9 a. 500    
9 b. 800    
10 a. 600    
10 b. 300    


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