| 1) | -674 + 802 = | 2) | -554 + 430 = | 3) | -409 + 878 = |
| 4) | -886 − 330 = | 5) | -287 + 649 = | 6) | -845 + 494 = |
| 1) | -674 + 802 = 128 | 2) | -554 + 430 = -124 | 3) | -409 + 878 = 469 |
| 4) | -886 − 330 = -1216 | 5) | -287 + 649 = 362 | 6) | -845 + 494 = -351 |