Addition Worksheet

Solve.

1 a. 0 + _________ = 600
1 b. 1000 + _________ = 1200
2 a. _________ + 500 = 1100
2 b. _________ + 900 = 1500
3 a. 700 + _________ = 1200
3 b. _________ + 400 = 1300
4 a. 1000 + _________ = 1900
4 b. _________ + 700 = 1400
5 a. 300 + _________ = 1200
5 b. _________ + 300 = 700
6 a. _________ + 100 = 500
6 b. _________ + 900 = 1700
7 a. _________ + 0 = 300
7 b. _________ + 800 = 800
8 a. _________ + 700 = 1500
8 b. 700 + _________ = 700
9 a. 600 + _________ = 1100
9 b. 900 + _________ = 1800
10 a. 500 + _________ = 1200
10 b. _________ + 700 = 1700
Page 2

Answer Key

1 a. 600    
1 b. 200    
2 a. 600    
2 b. 600    
3 a. 500    
3 b. 900    
4 a. 900    
4 b. 700    
5 a. 900    
5 b. 400    
6 a. 400    
6 b. 800    
7 a. 300    
7 b. 0    
8 a. 800    
8 b. 0    
9 a. 500    
9 b. 900    
10 a. 700    
10 b. 1000    


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