Addition Worksheet

Solve.

1 a. 4 + ___ = 3
1 b. ___ + 6 = –1
2 a. (–5) + ___ = –10
2 b. (–8) + ___ = –14
3 a. ___ + (–10) = –14
3 b. ___ + (–9) = –14
4 a. ___ + (–7) = –15
4 b. (–3) + ___ = –13
5 a. ___ + 2 = –7
5 b. ___ + 3 = –4
6 a. ___ + (–4) = –3
6 b. (–8) + ___ = –4
7 a. ___ + (–10) = –11
7 b. ___ + 5 = 2
8 a. ___ + (–2) = –9
8 b. ___ + 6 = –4
9 a. (–1) + ___ = –6
9 b. ___ + (–3) = –11
10 a. 10 + ___ = 7
10 b. ___ + 2 = –6
Page 2

Answer Key

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


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