Addition Worksheet

Solve.

1 a. 3 + ______ + (–5) = –8
1 b. 2 + ______ + (–7) = –8
2 a. (–3) + ______ + (–1) = –3
2 b. 0 + ______ + 6 = 4
3 a. ______ + 1 + (–5) = –14
3 b. 0 + ______ + (–7) = –11
4 a. ______ + (–10) + (–6) = –7
4 b. ______ + (–9) + 2 = –1
5 a. 3 + ______ + 4 = 4
5 b. ______ + (–8) + 7 = 4
6 a. ______ + (–6) + (–2) = –3
6 b. 1 + ______ + 0 = –2
7 a. (–3) + (–7) + ______ = 0
7 b. ______ + 9 + 7 = 6
8 a. ______ + (–6) + 7 = 6
8 b. ______ + (–10) + 10 = 4
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Answer Key

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


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