Addition Worksheet

Solve.

1 a. ___ + (–2) = –12
 
 
1 b. (–1) + ___ = –6
 
 
2 a. 0 + ___ = –10
 
 
2 b. (–1) + ___ = –9
 
 
3 a. ___ + (–3) = –11
 
 
3 b. (–10) + ___ = –7
 
 
4 a. (–6) + ___ = –7
 
 
4 b. ___ + 0 = –8
 
 
5 a. ___ + 10 = 5
 
 
5 b. (–1) + ___ = 5
 
 
6 a. 3 + ___ = 1
 
 
6 b. 8 + ___ = 7
 
 
7 a. (–5) + ___ = –2
 
 
7 b. (–7) + ___ = –10
 
 
8 a. (–3) + ___ = –8
 
 
8 b. ___ + 7 = 5
 
 
9 a. 7 + ___ = 2
 
 
9 b. 5 + ___ = 4
 
 
10 a. (–3) + ___ = –4
 
 
10 b. ___ + (–10) = –15
 
 
Page 2

Answer Key

1 a. (–10)    
1 b. (–5)    
2 a. (–10)    
2 b. (–8)    
3 a. (–8)    
3 b. 3    
4 a. (–1)    
4 b. (–8)    
5 a. (–5)    
5 b. 6    
6 a. (–2)    
6 b. (–1)    
7 a. 3    
7 b. (–3)    
8 a. (–5)    
8 b. (–2)    
9 a. (–5)    
9 b. (–1)    
10 a. (–1)    
10 b. (–5)    


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