Addition Worksheet

Solve.

1 a. 1 + ______ + 4 = 1
1 b. (–1) + (–4) + ______ = –4
2 a. 2 + 2 + ______ = –4
2 b. (–9) + ______ + (–4) = –16
3 a. (–6) + (–5) + ______ = –6
3 b. (–5) + (–4) + ______ = –12
4 a. (–6) + ______ + 4 = –7
4 b. (–2) + ______ + (–6) = –17
5 a. (–9) + (–10) + ______ = –11
5 b. (–1) + (–4) + ______ = –15
6 a. 4 + ______ + (–6) = –4
6 b. 6 + (–10) + ______ = –4
7 a. (–3) + (–5) + ______ = –15
7 b. ______ + (–4) + (–2) = 1
8 a. (–9) + ______ + 9 = –8
8 b. 10 + ___ + (–5) = –1
Page 2

Answer Key

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


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