| 89200+(469070-448270)=110000 | 423681+(680000-303681)=800000 |
| 112356+(761799-58172)=815983 | 806349-(392785-289967)=703531 |
| 722993-(30597+638900)=53496 | 988517-(348948-87655)=727224 |
| 895411-(122007+336907)=436497 | 4749+(145570+471681)=622000 |
| 168995+(300000+287605)=756600 | 535360+(100123+364517)=1000000 |
| 343936+(460885-174068)=630753 | 988330-(611514+286425)=90391 |
| 220000-(695017-592503)=117486 | 580638-(14788+262616)=303234 |
| 477218+(799858-477076)=800000 | 975000-(114900+299044)=561056 |
| 490000+(129899+359133)=979032 | 9618+(8717+301665)=320000 |
| 189296+(574717-364043)=399970 | 966732-(442401-53744)=578075 |
| 734397-(633527-409130)=510000 | 234960+(14094+279539)=528593 |
| 694999-(58+413860)=281081 | 658191-(609293-571102)=620000 |
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