| 1) | -651 − 301 = | 2) | -154 + 621 = | 3) | -213 − 371 = |
| 4) | 697 − 983 = | 5) | -4 + 294 = | 6) | -116 − 908 = |
| 1) | -651 − 301 = -952 | 2) | -154 + 621 = 467 | 3) | -213 − 371 = -584 |
| 4) | 697 − 983 = -286 | 5) | -4 + 294 = 290 | 6) | -116 − 908 = -1024 |