Addition Worksheet

Solve.

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

Answer Key

1 a. 5    
1 b. 7    
2 a. –23    
2 b. 9    
3 a. 14    
3 b. 11    
4 a. –9    
4 b. 12    
5 a. –5    
5 b. 13    
6 a. –9    
6 b. 30    
7 a. 5    
7 b. –6    
8 a. –1    
8 b. –32    
9 a. –3    
9 b. –24    
10 a. 11    
10 b. 9    

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