| -391073-452524+512697=-330900 | -822121-62269-74848=-959238 |
| 718724-304429-902619=-488324 | 680000-380011+392011=692000 |
| 294455+500615-818468=-23398 | -185+490306-156800=333321 |
| 590000-335333+136267=390934 | -513562-502170+884279=-131453 |
| -277730-43530+121260=-200000 | -710000+137256+522260=-50484 |
| 775387-385997-352980=36410 | -273438+242000+902000=870562 |
| 295376-896856+562922=-38558 | 475019+616167-975969=115217 |
| 350000+0-921000=-571000 | -829400+824882-59226=-63744 |
| -537558+146598-579040=-970000 | -947440-39823+105347=-881916 |
| 179954-83796-346158=-250000 | -340692+823193-811422=-328921 |
| -50530-280805-300000=-631335 | 117945+838860-611157=345648 |
| -419916-21854-493534=-935304 | -858504+942530+444935=528961 |
