Addition Worksheet

Solve.

1 a. 18 + (–8) + 5 + 4 = ______
1 b. (–14) + (–1) + 10 + (–10) = ______
2 a. 20 + 3 + (–4) + 2 = ______
2 b. (–8) + (–2) + (–5) + (–10) = ______
3 a. (–11) + (–4) + (–6) + (–8) = ______
3 b. 17 + 1 + (–1) + 8 = ______
4 a. (–8) + 3 + (–9) + 1 = ______
4 b. 7 + 7 + 10 + (–9) = ______
5 a. (–18) + (–2) + (–4) + (–3) = ______
5 b. 1 + 3 + 3 + 5 = ______
6 a. (–17) + (–8) + 7 + 4 = ______
6 b. 15 + 5 + (–9) + (–3) = ______
7 a. 17 + 9 + (–8) + (–6) = ______
7 b. 8 + 6 + (–10) + 10 = ______
8 a. (–1) + (–3) + 3 + 9 = ______
8 b. 17 + 8 + 7 + (–3) = ______
Page 2

Answer Key

1 a. 19    
1 b. –15    
2 a. 21    
2 b. –25    
3 a. –29    
3 b. 25    
4 a. –13    
4 b. 15    
5 a. –27    
5 b. 12    
6 a. –14    
6 b. 8    
7 a. 12    
7 b. 14    
8 a. 8    
8 b. 29    

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