Addition Worksheet

Solve.

1 a. 2 + ______ + (–7) = –13
1 b. (–1) + ______ + (–2) = –8
2 a. 5 + (–7) + ______ = –10
2 b. 7 + ______ + 10 = 12
3 a. 2 + (–4) + ______ = 1
3 b. 0 + ______ + (–6) = –14
4 a. 10 + ______ + (–2) = 0
4 b. (–2) + ______ + (–8) = –4
5 a. 9 + (–4) + ______ = 6
5 b. (–2) + (–4) + ______ = –7
6 a. (–5) + ______ + 9 = –6
6 b. (–8) + ______ + (–4) = –21
7 a. (–9) + (–4) + ______ = –3
7 b. (–2) + ______ + (–2) = –9
8 a. 6 + ______ + (–6) = –5
8 b. ______ + (–6) + 2 = –4
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Answer Key

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


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