| -290000+(-261000-330000)=-881000 | 553729+(-242730+390116)=701115 |
| -140273-(141347+358159)=-639779 | 632713-(471604-328743)=489852 |
| 359003+(210307-647339)=-78029 | 746222-(459159+713075)=-426012 |
| -571510+(267405+894105)=590000 | 480644+(-731530-430235)=-681121 |
| 475229-(-19701-304013)=798943 | -232957-(-76868-416089)=260000 |
| -580483-(-750000+59517)=110000 | -190230-(494051+315719)=-1000000 |
| -358187+(-775599+991616)=-142170 | 461150-(863099-551949)=150000 |
| -518835-(-336837-981998)=800000 | 289032+(109263-494421)=-96126 |
| -626506+(-369317+243935)=-751888 | -82240+(96655-819676)=-805261 |
| 421391+(-821635-590953)=-991197 | 497737-(978289-26000)=-454552 |
| -237043-(-248816-648227)=660000 | 121424-(-400000+700802)=-179378 |
| -95778+(-387286-123981)=-607045 | 480425+(-306126-954299)=-780000 |
