Addition Worksheet

Solve.

1 a. (–4) + ______ + 1 = –9
1 b. (–6) + ______ + 0 = –15
2 a. ______ + (–5) + (–10) = –14
2 b. ______ + 8 + (–8) = 2
3 a. (–7) + ______ + 1 = –14
3 b. 3 + ______ + (–8) = –6
4 a. (–9) + (–6) + ______ = –9
4 b. 3 + ______ + (–6) = –12
5 a. (–1) + ______ + (–7) = –18
5 b. 0 + (–5) + ______ = 3
6 a. ______ + (–8) + 4 = –5
6 b. 10 + ______ + 4 = 9
7 a. 0 + (–6) + ______ = –5
7 b. (–3) + ______ + (–4) = –8
8 a. (–3) + (–4) + ______ = 1
8 b. (–4) + ______ + (–10) = –14
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Answer Key

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


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