| -272000+(-379842-290958)=-942800 | -565274-(510895-600000)=-476169 |
| 447591+(80000-821042)=-293451 | 161847+(-91551-947581)=-877285 |
| 100000-(-25574-504792)=630366 | -111129+(-186075+251674)=-45530 |
| -432116+(732280-929328)=-629164 | -21467-(400528+533368)=-955363 |
| -739442-(-470000-787455)=518013 | -790000-(972415-922021)=-840394 |
| -459070+(622393-389418)=-226095 | 197675-(887325-241897)=-447753 |
| -792076-(-733676-735624)=677224 | 796673+(-330000-744541)=-277868 |
| 451609-(934780-243171)=-240000 | 890749+(173311-255127)=808933 |
| 300586-(623679+504093)=-827186 | 656065-(-738000+885343)=508722 |
| 533036+(-218734+30412)=344714 | 280571-(-473781+534352)=220000 |
| 501008-(-754362+872022)=383348 | -260000+(-408343-67862)=-736205 |
| -158500-(-352055+451509)=-257954 | 988504+(-373474+257400)=872430 |
