Addition Worksheet

Solve.

1 a. 2 + ______ + (–5) = –13
1 b. 6 + (–6) + ______ = –10
2 a. 7 + (–4) + ______ = –4
2 b. ______ + (–7) + (–6) = –16
3 a. (–7) + ______ + 9 = –1
3 b. ______ + (–7) + 1 = –3
4 a. (–10) + 2 + ______ = –12
4 b. ___ + (–4) + (–6) = –3
5 a. (–9) + ______ + 7 = –4
5 b. ______ + (–9) + 6 = –2
6 a. 7 + ______ + (–7) = 6
6 b. ______ + (–3) + 2 = –11
7 a. (–5) + ______ + 3 = –7
7 b. ______ + (–3) + 10 = 9
8 a. ______ + (–5) + (–1) = –15
8 b. (–2) + ______ + 6 = 0
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Answer Key

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


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