| 1) | 965 + 494 = | 2) | -394 + 734 = | 3) | 173 + 124 = |
| 4) | -144 + 889 = | 5) | -291 + 578 = | 6) | -99 + 395 = |
| 1) | 965 + 494 = 1459 | 2) | -394 + 734 = 340 | 3) | 173 + 124 = 297 |
| 4) | -144 + 889 = 745 | 5) | -291 + 578 = 287 | 6) | -99 + 395 = 296 |