| 668401-286300+37716=419817 | -27995-44000+344075=272080 |
| -500000+562200+170979=233179 | -270000-29000-1000=-300000 |
| 109186-457280+809690=461596 | 740000-887288-703980=-851268 |
| -418417+476181+765772=823536 | 631399+62376-135431=558344 |
| -146983-600000-227037=-974020 | -196334-182581+348915=-30000 |
| -240562+244663+875899=880000 | -850000+352469+627531=130000 |
| 500000-279000+126634=347634 | -672503-39914-21785=-734202 |
| -333182+384891-560000=-508291 | -793355+769113+400000=375758 |
| -884134+876000+793418=785284 | -33679+829573-400803=395091 |
| 507532-9875-955657=-458000 | 310073-57453+685390=938010 |
| 695998-706197-533989=-544188 | -7761-86871+264632=170000 |
| 791096+345000-372416=763680 | 998498-904488-281010=-187000 |
