MCC - Arithmetic
| Description: | adding and subtracting positive and negative numbers |
| Category: | Math |
| Created by: | deniseturcotte on 2004-10-06 |
| Stack ID: | 8164 |
| Problem | Answer |
| 2+3 | 5 |
| 3+9 | 12 |
| 9-8 | 1 |
| 100-9 | 91 |
| 5+8+1 | 14 |
| 10-5 | 5 |
| 7-6 | 1 |
| 5-7 | -2 |
| 9-13 | -4 |
| 8-9 | -1 |
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