Addition Worksheet

Solve.

1 a. (–20) + (–10) + (–2) + (–9) = ______
1 b. 6 + 0 + 9 + (–6) = ______
2 a. 1 + 6 + (–2) + 7 = ______
2 b. (–13) + (–7) + (–7) + (–2) = ______
3 a. (–1) + 5 + (–10) + 2 = ______
3 b. 7 + 7 + (–7) + 9 = ______
4 a. 2 + (–6) + 4 + (–10) = ______
4 b. 20 + 10 + 9 + (–7) = ______
5 a. (–2) + (–4) + 3 + (–6) = ______
5 b. 4 + (–3) + 0 + (–8) = ______
6 a. (–6) + 6 + (–2) + (–10) = ______
6 b. 4 + (–1) + 7 + (–7) = ______
7 a. 17 + (–1) + 7 + (–7) = ______
7 b. 4 + 5 + (–5) + 1 = ______
8 a. (–14) + (–6) + 4 + 7 = ______
8 b. 10 + 8 + 3 + 6 = ______
Page 2

Answer Key

1 a. –41    
1 b. 9    
2 a. 12    
2 b. –29    
3 a. –4    
3 b. 16    
4 a. –10    
4 b. 32    
5 a. –9    
5 b. –7    
6 a. –12    
6 b. 3    
7 a. 16    
7 b. 5    
8 a. –9    
8 b. 27    


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