| 146000+(274266+557766)=978032 | 394046+(430915+135039)=960000 |
| 455539-(157431+283862)=14246 | 779651-(530000+135825)=113826 |
| 636078-(600000-35379)=71457 | 619418+(867939-829815)=657542 |
| 13194+(120657+406149)=540000 | 756548-(390000+271248)=95300 |
| 482876+(406982+4534)=894392 | 600000+(790000-399538)=990462 |
| 294913+(670800-305713)=660000 | 568525-(730022-278722)=117225 |
| 678681+(1000000-726046)=952635 | 546800-(986644-439844)=0 |
| 740000-(40000+447509)=252491 | 941000-(237455+24667)=678878 |
| 513182+(82143+31706)=627031 | 278234+(736077-714739)=299572 |
| 706067-(697641-344204)=352630 | 703579-(265899+325100)=112580 |
| 452220-(652958-560738)=360000 | 543065-(636447-165415)=72033 |
| 145097+(552000-444100)=252997 | 32153+(436811+264909)=733873 |
