| 951298-(245343-131000)=836955 | 285293+(326337-190000)=421630 |
| 214709+(395223+19426)=629358 | 364719+(676977-113696)=928000 |
| 740000-(717098+11420)=11482 | 518707-(611627-224055)=131135 |
| 113508-(103797-30793)=40504 | 786327+(209962-96289)=900000 |
| 718087-(375000+100000)=243087 | 855876-(344397+211479)=300000 |
| 138200+(576347+71169)=785716 | 621289+(196421+79884)=897594 |
| 202601+(873861-528018)=548444 | 293228+(723874-498866)=518236 |
| 764355-(51031+651539)=61785 | 556580+(378266+43623)=978469 |
| 197512-(740000-686488)=144000 | 694031+(829363-723394)=800000 |
| 710846-(634159-30313)=107000 | 58901+(134553+751032)=944486 |
| 291919+(319295+153786)=765000 | 908974-(896520-680000)=692454 |
| 654148-(246085+100000)=308063 | 863201-(420000+82600)=360601 |
