| 1) | -603 + 496 = | 2) | 307 + 935 = | 3) | -29 + 612 = |
| 4) | -494 + 844 = | 5) | -775 − 379 = | 6) | -874 + 141 = |
| 1) | -603 + 496 = -107 | 2) | 307 + 935 = 1242 | 3) | -29 + 612 = 583 |
| 4) | -494 + 844 = 350 | 5) | -775 − 379 = -1154 | 6) | -874 + 141 = -733 |