| 1) | -805 + 979 = | 2) | 355 − 781 = | 3) | -13 − 671 = |
| 4) | -574 + 408 = | 5) | -329 − 267 = | 6) | -416 − 732 = |
| 1) | -805 + 979 = 174 | 2) | 355 − 781 = -426 | 3) | -13 − 671 = -684 |
| 4) | -574 + 408 = -166 | 5) | -329 − 267 = -596 | 6) | -416 − 732 = -1148 |