| 1) | 714 − 325 = | 2) | -451 − 330 = | 3) | -528 + 487 = |
| 4) | 674 + 937 = | 5) | -586 − 962 = | 6) | -850 − 914 = |
| 1) | 714 − 325 = 389 | 2) | -451 − 330 = -781 | 3) | -528 + 487 = -41 |
| 4) | 674 + 937 = 1611 | 5) | -586 − 962 = -1548 | 6) | -850 − 914 = -1764 |