| 1) | 47 − 514 = | 2) | -394 + 33 = | 3) | -810 − 415 = |
| 4) | -278 + 728 = | 5) | 533 + 832 = | 6) | -973 + 129 = |
| 1) | 47 − 514 = -467 | 2) | -394 + 33 = -361 | 3) | -810 − 415 = -1225 |
| 4) | -278 + 728 = 450 | 5) | 533 + 832 = 1365 | 6) | -973 + 129 = -844 |