| 1) | -650 − 570 = | 2) | 375 − 700 = | 3) | 504 + 647 = |
| 4) | -329 + 351 = | 5) | -107 + 373 = | 6) | -886 + 648 = |
| 1) | -650 − 570 = -1220 | 2) | 375 − 700 = -325 | 3) | 504 + 647 = 1151 |
| 4) | -329 + 351 = 22 | 5) | -107 + 373 = 266 | 6) | -886 + 648 = -238 |