Addition Worksheet

Solve.

1 a. 200 + _________ = 500
1 b. 800 + _________ = 1800
2 a. _________ + 200 = 300
2 b. 200 + _________ = 900
3 a. ___ + 0 = 0
3 b. 900 + _________ = 1600
4 a. _________ + 300 = 1100
4 b. _________ + 100 = 600
5 a. _________ + 800 = 1300
5 b. 600 + _________ = 1300
6 a. _________ + 0 = 1000
6 b. _________ + 200 = 1000
7 a. 700 + _________ = 1400
7 b. _________ + 500 = 1400
8 a. 500 + _________ = 1300
8 b. 100 + _________ = 500
9 a. _________ + 900 = 1600
9 b. _________ + 1000 = 1400
10 a. 200 + _________ = 300
10 b. _________ + 100 = 700
Page 2

Answer Key

1 a. 300    
1 b. 1000    
2 a. 100    
2 b. 700    
3 a. 0    
3 b. 700    
4 a. 800    
4 b. 500    
5 a. 500    
5 b. 700    
6 a. 1000    
6 b. 800    
7 a. 700    
7 b. 900    
8 a. 800    
8 b. 400    
9 a. 700    
9 b. 400    
10 a. 100    
10 b. 600    


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