Addition Worksheet

Solve.

1 a. 15 + (–1) + 1 + (–7) = ______
1 b. (–18) + (–7) + (–6) + (–8) = ______
2 a. (–2) + (–5) + 4 + 10 = ______
2 b. (–12) + 10 + (–5) + (–5) = ______
3 a. (–3) + (–7) + (–6) + 6 = ______
3 b. (–17) + (–1) + (–10) + 5 = ______
4 a. 3 + 7 + 10 + (–6) = ______
4 b. (–18) + (–5) + (–8) + (–4) = ______
5 a. 0 + (–9) + 10 + 4 = ______
5 b. 0 + 6 + 10 + (–9) = ______
6 a. (–5) + (–1) + 6 + (–6) = ______
6 b. (–18) + (–1) + (–9) + (–9) = ______
7 a. 7 + (–9) + (–4) + (–3) = ______
7 b. (–15) + 1 + 9 + (–4) = ______
8 a. 14 + (–2) + 2 + 0 = ______
8 b. 0 + 6 + 6 + (–2) = ______
Page 2

Answer Key

1 a. 8    
1 b. –39    
2 a. 7    
2 b. –12    
3 a. –10    
3 b. –23    
4 a. 14    
4 b. –35    
5 a. 5    
5 b. 7    
6 a. –6    
6 b. –37    
7 a. –9    
7 b. –9    
8 a. 14    
8 b. 10    

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