| 1) | -86 − 75 = | 2) | -817 − 206 = | 3) | -476 + 102 = |
| 4) | 906 − 465 = | 5) | 99 − 65 = | 6) | -809 − 8 = |
| 1) | -86 − 75 = -161 | 2) | -817 − 206 = -1023 | 3) | -476 + 102 = -374 |
| 4) | 906 − 465 = 441 | 5) | 99 − 65 = 34 | 6) | -809 − 8 = -817 |