| 990000-(638495-548495)=900000 | 121115+(518124+290000)=929239 |
| 924911-(1870+177418)=745623 | 179597+(214507+570896)=965000 |
| 146820+(152478+571887)=871185 | 249714+(165489-152265)=262938 |
| 742231-(920000-720000)=542231 | 780000+(711715-677000)=814715 |
| 746400-(204609+522937)=18854 | 886600-(630370+256230)=0 |
| 800000-(220000+567390)=12610 | 320000-(331924-147046)=135122 |
| 475461+(400000-146660)=728801 | 884214-(218068-63854)=730000 |
| 400000-(800000-431429)=31429 | 988499-(692434+232432)=63633 |
| 251476+(362011+210000)=823487 | 95052+(312195-180000)=227247 |
| 12503+(562543+392695)=967741 | 397826+(65500+436674)=900000 |
| 472476-(26877+100000)=345599 | 188502+(526134-492679)=221957 |
| 660685-(218714+139819)=302152 | 375031+(645707-282659)=738079 |
| 988964-(368318+620646)=0 | 300253-(225014-224761)=300000 |
| 956690-(928328-12477)=40839 | 870829-(241509+335906)=293414 |
| 844819-(550951-44726)=338594 | 753744-(690667+35297)=27780 |
| 675667-(7498+619754)=48415 | 33316+(685283+47172)=765771 |
| 81750+(615293+60000)=757043 | 112356+(761799-58172)=815983 |
| 340000+(322836-175299)=487537 | 39100+(537262+416858)=993220 |
| 139137+(151460+212886)=503483 | 190000-(647024-482024)=25000 |
| 618479+(98707+235300)=952486 | 600809+(220000-154890)=665919 |
| 391800-(858821-848469)=381448 | 568525-(730022-278722)=117225 |
