| 867416-(428912+400000)=38504 | 579527+(41872+179482)=800881 |
| 900000-(198288+525107)=176605 | 253875+(329833+236000)=819708 |
| 25577+(274006+500417)=800000 | 487024-(243801+143223)=100000 |
| 390000+(169573+390000)=949573 | 460181+(299252-77051)=682382 |
| 100000-(690000-687404)=97404 | 847708-(603255-500000)=744453 |
| 840741+(312297-268207)=884831 | 806926+(539328-449222)=897032 |
| 836127-(466106-287979)=658000 | 596000-(211894+117748)=266358 |
| 778190-(630000-78488)=226678 | 770000+(495357-397600)=867757 |
| 250000-(21223+161717)=67060 | 146472+(149245+104283)=400000 |
| 240264+(565134-203713)=601685 | 855458-(922336-605097)=538219 |
| 809700+(218398-150995)=877103 | 697000-(781351-370087)=285736 |
| 714700-(306298+110000)=298402 | 414616+(231968+265750)=912334 |
