Addition Worksheet

Solve.

1 a. ___ + (–9) = –18
1 b. ___ + (–6) = 4
2 a. ___ + (–1) = 5
2 b. ___ + 4 = –2
3 a. ___ + (–4) = –10
3 b. ___ + (–10) = –20
4 a. ___ + (–2) = –11
4 b. (–8) + ___ = –4
5 a. (–8) + ___ = –15
5 b. ___ + (–7) = –3
6 a. (–10) + ___ = –2
6 b. ___ + (–6) = –10
7 a. (–2) + ___ = 3
7 b. (–4) + ___ = –14
8 a. ___ + (–9) = –19
8 b. 5 + ___ = 4
9 a. (–7) + ___ = –3
9 b. 8 + ___ = 0
10 a. ___ + (–7) = –16
10 b. ___ + (–10) = –19
Page 2

Answer Key

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


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