| -284799-(-114953+589792)=-759638 | 664957-(-261000+44957)=881000 |
| 55483+(-998955+158620)=-784852 | 248070-(339200-477130)=386000 |
| 212573-(-169598-240000)=622171 | -272525-(850352-568049)=-554828 |
| 870664+(-138420-463309)=268935 | -186173-(100000+574355)=-860528 |
| -360000+(-337125-163700)=-860825 | -181457+(-85897+667354)=400000 |
| -579874+(-61695-150775)=-792344 | -697775+(258759-530000)=-969016 |
| 360166-(829848+393586)=-863268 | 933776-(912600-705080)=726256 |
| 578532-(-193122-157826)=929480 | 930000+(-980023+749609)=699586 |
| 92353+(190000-515000)=-232647 | -745019-(-613373+108145)=-239791 |
| -745871+(908000-103918)=58211 | 209627+(758522-668149)=300000 |
| -900000-(-500000-122064)=-277936 | -602091-(-942574+540483)=-200000 |
| -306600-(713729-44856)=-975473 | 786981+(-67290-290763)=428928 |
