Addition Worksheet

Solve.

1 a. 12 + 9 + (–7) + (–1) = ______
 
 
1 b. 9 + 2 + (–10) + 2 = ______
 
 
2 a. 1 + 17 + 4 + (–1) = ______
 
 
2 b. (–6) + 4 + (–10) + (–3) = ______
 
 
3 a. (–6) + (–2) + 2 + 8 = ______
 
 
3 b. (–3) + 2 + 2 + (–15) = ______
 
 
4 a. (–2) + 7 + (–6) + (–2) = ______
 
 
4 b. (–6) + (–12) + (–1) + 6 = ______
 
 
5 a. 7 + (–10) + (–7) + (–6) = ______
 
 
5 b. (–4) + (–6) + (–6) + 1 = ______
 
 
6 a. 13 + 8 + (–2) + 10 = ______
 
 
6 b. (–18) + (–10) + 0 + 5 = ______
 
 
7 a. 4 + (–5) + (–2) + 3 = ______
 
 
7 b. 20 + (–10) + 10 + (–2) = ______
 
 
8 a. (–5) + 4 + 6 + (–10) = ______
 
 
8 b. (–9) + (–10) + (–1) + 11 = ______
 
 
9 a. (–10) + 3 + 7 + (–5) = ______
 
 
9 b. 10 + (–5) + (–7) + (–8) = ______
 
 
10 a. (–16) + (–6) + 0 + 8 = ______
 
 
10 b. (–4) + 5 + 4 + 1 = ______
 
 
Page 2

Answer Key

1 a. 13    
1 b. 3    
2 a. 21    
2 b. –15    
3 a. 2    
3 b. –14    
4 a. –3    
4 b. –13    
5 a. –16    
5 b. –15    
6 a. 29    
6 b. –23    
7 a. 0    
7 b. 18    
8 a. –5    
8 b. –9    
9 a. –5    
9 b. –10    
10 a. –14    
10 b. 6    

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