Addition Worksheet

Solve.

1 a. 210 + 50 = ________
1 b. 610 + 30 = ________
2 a. 230 + 40 = ________
2 b. 330 + 40 = ________
3 a. 350 + 10 = ________
3 b. 330 + 30 = ________
4 a. 760 + 0 = ________
4 b. 850 + 40 = ________
5 a. 440 + 30 = ________
5 b. 370 + 10 = ________
6 a. 320 + 50 = ________
6 b. 310 + 50 = ________
7 a. 420 + 10 = ________
7 b. 810 + 10 = ________
8 a. 540 + 20 = ________
8 b. 930 + 10 = ________
9 a. 480 + 10 = ________
9 b. 450 + 0 = ________
10 a. 520 + 30 = ________
10 b. 130 + 50 = ________
Page 2

Answer Key

1 a. 260    
1 b. 640    
2 a. 270    
2 b. 370    
3 a. 360    
3 b. 360    
4 a. 760    
4 b. 890    
5 a. 470    
5 b. 380    
6 a. 370    
6 b. 360    
7 a. 430    
7 b. 820    
8 a. 560    
8 b. 940    
9 a. 490    
9 b. 450    
10 a. 550    
10 b. 180    


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