| 742231-(920000-720000)=542231 | 250000+(976092-650487)=575605 |
| 884256-(257768+223164)=403324 | 381138+(913235-680000)=614373 |
| 161668+(9292+248838)=419798 | 898458-(287447+569702)=41309 |
| 736843-(569914-544975)=711904 | 404196-(315140-279882)=368938 |
| 508651+(530285-304408)=734528 | 879688-(854129-589712)=615271 |
| 139561+(636751+10686)=786998 | 879211+(660000-560764)=978447 |
| 444957+(85679+43806)=574442 | 891691-(532578-329314)=688427 |
| 384469+(384134+151074)=919677 | 389454+(514562-82112)=821904 |
| 458278+(68467+93566)=620311 | 719679-(933000-541962)=328641 |
| 94400+(848802-683202)=260000 | 978950-(17799+231151)=730000 |
| 817425-(298598+458827)=60000 | 100000+(619698+110302)=830000 |
| 1000000-(102788+853878)=43334 | 711045-(47988+523057)=140000 |
