| 831271+115418-292239=654450 | -344705-536186-98109=-979000 |
| 881312-834716-566000=-519404 | -488678+950056-188984=272394 |
| -722860+273946+264683=-184231 | 554200-828107-91429=-365336 |
| -700000-30906-67927=-798833 | -388366+961708-10253=563089 |
| -830000+510000-280000=-600000 | -912281-200000+589505=-522776 |
| 411167-578000-98607=-265440 | 833313+82159-87964=827508 |
| -273373-229206-291133=-793712 | -270840+513486+377354=620000 |
| 264198+230000-905275=-411077 | 130000-250673-759327=-880000 |
| -105759+31000-125241=-200000 | -797353-795507+618006=-974854 |
| 380000-460000-119783=-199783 | -413645-41965+748835=293225 |
| -925560+549467+321750=-54343 | -921910+999932-840000=-761978 |
| 134282-155543+211000=189739 | 840000+396909-623170=613739 |
