| 1) | 375 − 184 = | 2) | 507 − 942 = | 3) | 589 + 711 = |
| 4) | 676 + 695 = | 5) | 844 − 709 = | 6) | -6 + 467 = |
| 1) | 375 − 184 = 191 | 2) | 507 − 942 = -435 | 3) | 589 + 711 = 1300 |
| 4) | 676 + 695 = 1371 | 5) | 844 − 709 = 135 | 6) | -6 + 467 = 461 |