Addition Worksheet

Solve.

1 a. 246 + 30 = ________
1 b. 207 + 80 = ________
2 a. 700 + 10 = ________
2 b. 658 + 10 = ________
3 a. 335 + 10 = ________
3 b. 216 + 50 = ________
4 a. 416 + 10 = ________
4 b. 276 + 20 = ________
5 a. 326 + 50 = ________
5 b. 139 + 40 = ________
6 a. 163 + 0 = ________
6 b. 949 + 10 = ________
7 a. 222 + 50 = ________
7 b. 256 + 10 = ________
8 a. 630 + 60 = ________
8 b. 159 + 20 = ________
9 a. 141 + 40 = ________
9 b. 146 + 40 = ________
10 a. 162 + 20 = ________
10 b. 417 + 50 = ________
Page 2

Answer Key

1 a. 276    
1 b. 287    
2 a. 710    
2 b. 668    
3 a. 345    
3 b. 266    
4 a. 426    
4 b. 296    
5 a. 376    
5 b. 179    
6 a. 163    
6 b. 959    
7 a. 272    
7 b. 266    
8 a. 690    
8 b. 179    
9 a. 181    
9 b. 186    
10 a. 182    
10 b. 467    


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