| 1) | 778 − 16 = | 2) | 360 − 764 = | 3) | -901 + 189 = |
| 4) | -927 + 67 = | 5) | 960 − 77 = | 6) | -89 + 139 = |
| 1) | 778 − 16 = 762 | 2) | 360 − 764 = -404 | 3) | -901 + 189 = -712 |
| 4) | -927 + 67 = -860 | 5) | 960 − 77 = 883 | 6) | -89 + 139 = 50 |