| 370000+(638349-308349)=700000 | 458278+(68467+93566)=620311 |
| 244189+(404819-269008)=380000 | 141980-(138592-69150)=72538 |
| 455539-(157431+283862)=14246 | 790325-(168463+593632)=28230 |
| 264301+(100000+19678)=383979 | 751124-(189328+319124)=242672 |
| 722781-(752516-68111)=38376 | 78612-(793407-714795)=0 |
| 607190+(819197-699453)=726934 | 920398-(258411+541987)=120000 |
| 141353-(586689-484441)=39105 | 322538+(737910-184448)=876000 |
| 878772-(226970+583591)=68211 | 586190-(600000-360372)=346562 |
| 160294+(205163+564543)=930000 | 259242+(953998-698000)=515240 |
| 740000-(40000+447509)=252491 | 173790+(194295+564201)=932286 |
| 419000+(780000-550609)=648391 | 509650+(251744+187600)=948994 |
| 92943+(340000+222297)=655240 | 945090-(166086-30112)=809116 |
