| 1) | 35 − 82 = | 2) | -10 − 15 = | 3) | -72 − 65 = |
| 4) | -78 − 94 = | 5) | -31 − 55 = | 6) | -58 + 40 = |
| 1) | 35 − 82 = -47 | 2) | -10 − 15 = -25 | 3) | -72 − 65 = -137 |
| 4) | -78 − 94 = -172 | 5) | -31 − 55 = -86 | 6) | -58 + 40 = -18 |