Addition Worksheet

Solve.

1 a. _________ + 200 = 600
1 b. 0 + ______ = 100
2 a. _________ + 800 = 900
2 b. _________ + 1000 = 1200
3 a. 700 + _________ = 1200
3 b. _________ + 200 = 200
4 a. _________ + 800 = 1200
4 b. 1000 + _________ = 1700
5 a. 600 + _________ = 600
5 b. _________ + 300 = 1200
6 a. _________ + 900 = 1900
6 b. _________ + 700 = 1500
7 a. 600 + _________ = 1000
7 b. _________ + 100 = 900
8 a. 600 + _________ = 1500
8 b. 200 + _________ = 1100
9 a. 500 + _________ = 500
9 b. 700 + _________ = 1600
10 a. 200 + _________ = 800
10 b. 300 + _________ = 700
Page 2

Answer Key

1 a. 400    
1 b. 100    
2 a. 100    
2 b. 200    
3 a. 500    
3 b. 0    
4 a. 400    
4 b. 700    
5 a. 0    
5 b. 900    
6 a. 1000    
6 b. 800    
7 a. 400    
7 b. 800    
8 a. 900    
8 b. 900    
9 a. 0    
9 b. 900    
10 a. 600    
10 b. 400    


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