| 1) | -26 − 72 = | 2) | -10 + 75 = | 3) | -29 + 58 = |
| 4) | -63 + 31 = | 5) | -29 − 19 = | 6) | -63 − 57 = |
| 1) | -26 − 72 = -98 | 2) | -10 + 75 = 65 | 3) | -29 + 58 = 29 |
| 4) | -63 + 31 = -32 | 5) | -29 − 19 = -48 | 6) | -63 − 57 = -120 |