| -20000-277909-541900=-839809 | 0+721223-267223=454000 |
| 796039-503284-864487=-571732 | -429392-393602+522994=-300000 |
| 722419-804627-540000=-622208 | -660000-409521+464103=-605418 |
| -975204+579132+836589=440517 | -327754+561735+186019=420000 |
| -23994-126979-781665=-932638 | -302384-21636+814020=490000 |
| -638302+51864-293562=-880000 | 108631+898137-943186=63582 |
| 66197-731600+133525=-531878 | -355133-299088+244221=-410000 |
| 172713+849199-200000=821912 | -84628-871927+607821=-348734 |
| -788585+269503-258489=-777571 | 215091-730000+43940=-470969 |
| -746632-740329+875961=-611000 | -341847+793350-851503=-400000 |
| -219886+512316+600000=892430 | -170714+457000-361800=-75514 |
| 585844-687120+477101=375825 | 390000+708609-224099=874510 |
