Addition Worksheet

Solve.

1 a. 4 + ___ = –1
1 b. 0 + ___ = –9
2 a. 5 + ___ = –4
2 b. (–7) + ___ = –11
3 a. ___ + (–4) = –4
3 b. ___ + (–6) = 0
4 a. (–4) + ___ = 1
4 b. 6 + ___ = 0
5 a. (–4) + ___ = –12
5 b. (–5) + ___ = –1
6 a. ___ + (–4) = –14
6 b. (–10) + ___ = –12
7 a. (–2) + ___ = 4
7 b. ___ + (–10) = –12
8 a. (–1) + ___ = 3
8 b. (–7) + ___ = –3
9 a. ___ + 6 = –1
9 b. (–7) + ___ = –15
10 a. ___ + (–10) = –14
10 b. (–2) + ___ = –5
Page 2

Answer Key

1 a. (–5)    
1 b. (–9)    
2 a. (–9)    
2 b. (–4)    
3 a. 0    
3 b. 6    
4 a. 5    
4 b. (–6)    
5 a. (–8)    
5 b. 4    
6 a. (–10)    
6 b. (–2)    
7 a. 6    
7 b. (–2)    
8 a. 4    
8 b. 4    
9 a. (–7)    
9 b. (–8)    
10 a. (–4)    
10 b. (–3)    


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