| 1) | -862 + 418 = | 2) | 190 − 455 = | 3) | -791 + 294 = |
| 4) | 328 − 254 = | 5) | 576 − 356 = | 6) | 826 − 907 = |
| 1) | -862 + 418 = -444 | 2) | 190 − 455 = -265 | 3) | -791 + 294 = -497 |
| 4) | 328 − 254 = 74 | 5) | 576 − 356 = 220 | 6) | 826 − 907 = -81 |