| 1) | -315 + 88 = | 2) | -110 + 326 = | 3) | -695 − 534 = |
| 4) | -151 − 976 = | 5) | 781 + 316 = | 6) | -591 − 571 = |
| 1) | -315 + 88 = -227 | 2) | -110 + 326 = 216 | 3) | -695 − 534 = -1229 |
| 4) | -151 − 976 = -1127 | 5) | 781 + 316 = 1097 | 6) | -591 − 571 = -1162 |