| 360273+(760000-579809)=540464 | 397153-(726417-410000)=80736 |
| 252663+(284027+342310)=879000 | 167805+(100000+94684)=362489 |
| 153374-(37107+33585)=82682 | 562386-(79329+4000)=479057 |
| 117000-(377200-260200)=0 | 29443+(909800-765923)=173320 |
| 596387-(365900+155462)=75025 | 222069+(162931+521766)=906766 |
| 133004+(908099-169118)=871985 | 830492-(531879-370233)=668846 |
| 868696-(864007-458311)=463000 | 781697-(72303+681634)=27760 |
| 300000+(211698+99701)=611399 | 359910+(283000+135673)=778583 |
| 581887-(122155+283170)=176562 | 175574+(752289-356713)=571150 |
| 890789-(930000-800000)=760789 | 876408-(35656+763670)=77082 |
| 172083+(644108-104324)=711867 | 261011+(557305+114306)=932622 |
| 957543+(300000-287543)=970000 | 588947-(1000000-491053)=80000 |
