| 1) | 408 − 363 = | 2) | -714 + 58 = | 3) | -867 − 283 = |
| 4) | 974 − 979 = | 5) | -521 − 671 = | 6) | 911 + 11 = |
| 1) | 408 − 363 = 45 | 2) | -714 + 58 = -656 | 3) | -867 − 283 = -1150 |
| 4) | 974 − 979 = -5 | 5) | -521 − 671 = -1192 | 6) | 911 + 11 = 922 |