| 1) | -822 + 730 = | 2) | 299 + 780 = | 3) | 869 + 803 = |
| 4) | -817 + 289 = | 5) | -790 + 453 = | 6) | 564 − 562 = |
| 1) | -822 + 730 = -92 | 2) | 299 + 780 = 1079 | 3) | 869 + 803 = 1672 |
| 4) | -817 + 289 = -528 | 5) | -790 + 453 = -337 | 6) | 564 − 562 = 2 |