Addition Worksheet

Solve.

1 a. _________ + 303 + 65 = 457
 
 
 
 
 
 
 
1 b. 68 + 97 + _________ = 280
 
 
 
 
 
 
 
2 a. 329 + _________ + 60 = 402
 
 
 
 
 
 
 
2 b. _________ + 86 + 287 = 387
 
 
 
 
 
 
 
3 a. 84 + 63 + _________ = 485
 
 
 
 
 
 
 
3 b. _________ + 82 + 292 = 428
 
 
 
 
 
 
 
4 a. 73 + 41 + _________ = 290
 
 
 
 
 
 
 
4 b. 36 + _________ + 58 = 468
 
 
 
 
 
 
 
Page 2

Answer Key

1 a. 89    
1 b. 115    
2 a. 13    
2 b. 14    
3 a. 338    
3 b. 54    
4 a. 176    
4 b. 374    


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