| 1) | -775 + 547 = | 2) | 349 + 204 = | 3) | -795 − 965 = |
| 4) | 851 − 548 = | 5) | -804 + 456 = | 6) | 309 + 597 = |
| 1) | -775 + 547 = -228 | 2) | 349 + 204 = 553 | 3) | -795 − 965 = -1760 |
| 4) | 851 − 548 = 303 | 5) | -804 + 456 = -348 | 6) | 309 + 597 = 906 |