Addition Worksheet

Solve.

1 a. 102 =20 + 49 + _________
 
1 b. ______ + 24 + 13 = 70
 
2 a. 48 + 42 + ______ = 172
 
2 b. 176 =_________ + 100 + 35
 
3 a. 143 =17 + ______ + 100
 
3 b. ______ + 18 + 17 = 38
 
4 a. 20 + 14 + ______ = 57
 
4 b. 102 =_________ + 34 + 33
 
5 a. 27 + 48 + ______ = 102
 
5 b. 55 + _________ + 68 = 153
 
6 a. 201 =72 + _________ + 81
 
6 b. 144 =46 + 27 + ______
 
7 a. 91 =60 + _________ + 14
 
7 b. 140 =______ + 10 + 97
 
8 a. 40 + ______ + 8 = 91
 
8 b. 58 + ______ + 9 = 90
 
9 a. ______ + 18 + 16 = 90
 
9 b. 31 + _________ + 71 = 133
 
10 a. 49 + 4 + ______ = 85
 
10 b. 12 + ______ + 13 = 123
 
11 a. 125 =_________ + 46 + 8
 
11 b. 85 =16 + 30 + ______
 
12 a. 140 =41 + 30 + ______
 
12 b. 69 + ______ + 17 = 150
 
Page 2

Answer Key

1 a. 33    
1 b. 33    
2 a. 82    
2 b. 41    
3 a. 26    
3 b. 3    
4 a. 23    
4 b. 35    
5 a. 27    
5 b. 30    
6 a. 48    
6 b. 71    
7 a. 17    
7 b. 33    
8 a. 43    
8 b. 23    
9 a. 56    
9 b. 31    
10 a. 32    
10 b. 98    
11 a. 71    
11 b. 39    
12 a. 69    
12 b. 64    

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