| 1) | -765 − 151 = | 2) | 483 + 399 = | 3) | 796 + 611 = |
| 4) | 943 − 498 = | 5) | 102 + 172 = | 6) | 927 + 176 = |
| 1) | -765 − 151 = -916 | 2) | 483 + 399 = 882 | 3) | 796 + 611 = 1407 |
| 4) | 943 − 498 = 445 | 5) | 102 + 172 = 274 | 6) | 927 + 176 = 1103 |