Addition Worksheet

Solve.

1 a. _________ + 96 = 300
 
 
1 b. 291 + _________ = 400
 
 
2 a. 473 + _________ = 700
 
 
2 b. 156 + _________ = 300
 
 
3 a. 662 + _________ = 700
 
 
3 b. 154 + _________ = 300
 
 
4 a. 113 + _________ = 300
 
 
4 b. _________ + 220 = 900
 
 
5 a. _________ + 220 = 300
 
 
5 b. _________ + 282 = 800
 
 
6 a. 152 + _________ = 600
 
 
6 b. 226 + _________ = 800
 
 
7 a. _________ + 440 = 800
 
 
7 b. _________ + 257 = 600
 
 
8 a. 356 + _________ = 800
 
 
8 b. 428 + _________ = 800
 
 
9 a. _________ + 172 = 200
 
 
9 b. _________ + 11 = 700
 
 
10 a. 148 + _________ = 800
 
 
10 b. 722 + _________ = 1000
 
 
Page 2

Answer Key

1 a. 204    
1 b. 109    
2 a. 227    
2 b. 144    
3 a. 38    
3 b. 146    
4 a. 187    
4 b. 680    
5 a. 80    
5 b. 518    
6 a. 448    
6 b. 574    
7 a. 360    
7 b. 343    
8 a. 444    
8 b. 372    
9 a. 28    
9 b. 689    
10 a. 652    
10 b. 278    


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