| 187985+(-107090-668344)=-587449 | 490822-(226407-10832)=275247 |
| -434789-(-499199-193192)=257602 | -200000+(-1000000+269000)=-931000 |
| 748209+(830000-802054)=776155 | 334627-(-300000+489889)=144738 |
| -780000-(-123925-604811)=-51264 | -284913-(23000+188856)=-496769 |
| 768084+(-601593-242136)=-75645 | 813098-(625587+890000)=-702489 |
| -128759+(162375-336512)=-302896 | -254423+(-168046-130000)=-552469 |
| 620896+(-488147+757016)=889765 | -385118-(293216+63694)=-742028 |
| 145263-(-726414-16808)=888485 | -415346-(-110000+219778)=-525124 |
| 939230+(-930000+768619)=777849 | -300000+(-268754-191246)=-760000 |
| -175959+(420000-157400)=86641 | -383251-(750820-352595)=-781476 |
| 104829-(-350000-363725)=818554 | 497737-(978289-26000)=-454552 |
| -924964-(660000-964964)=-620000 | 100000+(75910-300000)=-124090 |
|
