Addition Worksheet

Solve.

1 a. 0 + ___ = –9
 
 
1 b. (–10) + ___ = –4
 
 
2 a. 8 + ___ = 0
 
 
2 b. ___ + (–1) = 4
 
 
3 a. (–9) + ___ = –16
 
 
3 b. ___ + (–9) = –11
 
 
4 a. (–5) + ___ = –10
 
 
4 b. (–2) + ___ = –3
 
 
5 a. (–5) + ___ = –11
 
 
5 b. (–5) + ___ = –9
 
 
6 a. ___ + 3 = –2
 
 
6 b. (–8) + ___ = –3
 
 
7 a. ___ + 7 = 1
 
 
7 b. ___ + (–9) = –10
 
 
8 a. ___ + 1 = 0
 
 
8 b. (–9) + ___ = –7
 
 
9 a. ___ + 4 = –1
 
 
9 b. (–10) + ___ = –7
 
 
10 a. (–2) + ___ = 0
 
 
10 b. ___ + (–7) = –3
 
 
Page 2

Answer Key

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


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