| 1) | 495 − 32 = | 2) | -462 − 773 = | 3) | 948 − 974 = |
| 4) | 904 − 23 = | 5) | -442 + 877 = | 6) | -830 + 974 = |
| 1) | 495 − 32 = 463 | 2) | -462 − 773 = -1235 | 3) | 948 − 974 = -26 |
| 4) | 904 − 23 = 881 | 5) | -442 + 877 = 435 | 6) | -830 + 974 = 144 |