| 50911+(71108+727981)=850000 | 990636-(121295+199341)=670000 |
| 428922-(100000+28922)=300000 | 257503+(211694+430803)=900000 |
| 295917+(260000+11762)=567679 | 876408-(35656+763670)=77082 |
| 319983-(38000+24176)=257807 | 600000+(790000-399538)=990462 |
| 720728-(620830+72772)=27126 | 561399-(598245-224505)=187659 |
| 501041+(786649-690000)=597690 | 440000+(981720-611805)=809915 |
| 230664+(457519+169987)=858170 | 930264+(865670-820000)=975934 |
| 263795+(120381+589278)=973454 | 958270-(856229-96788)=198829 |
| 600000-(49065+34845)=516090 | 295196-(486408-288691)=97479 |
| 951298-(245343-131000)=836955 | 168564+(656731-181715)=643580 |
| 908974-(896520-680000)=692454 | 826458-(200464-107288)=733282 |
| 35927+(289653+450518)=776098 | 271763+(202000-115898)=357865 |
|
