| -535000+(266501-473490)=-741989 | -700373+(352290-498247)=-846330 |
| 962264+(439858-857767)=544355 | 980224-(355414+251281)=373529 |
| 272574-(35400+864835)=-627661 | 95057-(-158091-739946)=993094 |
| 166532-(-547316+873848)=-160000 | -709147-(-175432-723715)=190000 |
| 291065-(635107-644042)=300000 | -232000-(-214000+618900)=-636900 |
| 614000+(-876525+570000)=307475 | -27608-(830780-348388)=-510000 |
| 980077-(676565-576488)=880000 | 220909+(-101419-599490)=-480000 |
| -480706+(-122264-197030)=-800000 | -972823-(-450996-151827)=-370000 |
| 49794+(-371000+727619)=406413 | 99953-(-450369+210322)=340000 |
| -573774-(181394+235558)=-990726 | -419532-(-642621-381621)=604710 |
| 29178-(-453524-510912)=993614 | -300000+(-268754-191246)=-760000 |
| -174733+(-145403-155622)=-475758 | 817481+(90753+60766)=969000 |
