Addition Worksheet

Solve.

1 a. 16 + 8 + (–9) = ______
1 b. (–13) + (–2) + (–5) = ______
2 a. (–12) + 5 + 2 = ______
2 b. 17 + (–2) + (–5) = ______
3 a. (–20) + (–3) + (–2) = ______
3 b. (–7) + 1 + 4 = ______
4 a. (–2) + 3 + (–6) = ______
4 b. (–13) + 4 + (–4) = ______
5 a. 18 + (–10) + (–1) = ______
5 b. (–14) + (–8) + 10 = ______
6 a. 3 + (–1) + (–4) = ______
6 b. 7 + (–5) + (–5) = ______
7 a. (–9) + 2 + 8 = ______
7 b. 0 + 1 + 1 = ______
8 a. 2 + (–4) + 7 = ______
8 b. (–15) + (–2) + (–9) = ______
9 a. 0 + 0 + (–2) = ______
9 b. 4 + 10 + (–3) = ______
10 a. 3 + (–8) + (–2) = ______
10 b. 11 + 0 + 5 = ______
Page 2

Answer Key

1 a. 15    
1 b. –20    
2 a. –5    
2 b. 10    
3 a. –25    
3 b. –2    
4 a. –5    
4 b. –13    
5 a. 7    
5 b. –12    
6 a. –2    
6 b. –3    
7 a. 1    
7 b. 2    
8 a. 5    
8 b. –26    
9 a. –2    
9 b. 11    
10 a. –7    
10 b. 16    


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