| -7000-(98785+540000)=-645785 | -723775+(-407646+657904)=-473517 |
| -730790-(0-740000)=9210 | -760000+(-444751+534514)=-670237 |
| 664957-(-261000+44957)=881000 | -869388-(-908312+379000)=-340076 |
| 1000000-(-810000+930000)=880000 | -575110+(845000-137623)=132267 |
| 313243-(670000-754094)=397337 | -810508+(-119498+330006)=-600000 |
| 4401-(-660597-121137)=786135 | 330591-(339334+766896)=-775639 |
| -87040-(-782800+262939)=432821 | 154037+(-172742+208000)=189295 |
| -509896-(160000+72654)=-742550 | -193538-(75818-860334)=590978 |
| -800000-(-587334+537334)=-750000 | 451609-(934780-243171)=-240000 |
| -254467-(78187-926404)=593750 | 978410+(330616-840000)=469026 |
| -93300+(-30299-690000)=-813599 | 24788-(708290-321248)=-362254 |
| 421391+(-821635-590953)=-991197 | 277164+(-701163+369667)=-54332 |
|
