| -272000+(-379842-290958)=-942800 | -580483-(-750000+59517)=110000 |
| 375259+(-395472-496432)=-516645 | -650000+(-149300+234536)=-564764 |
| 885000-(899180-190744)=176564 | -451277-(-218942+329784)=-562119 |
| 949622+(-813898+499094)=634818 | 396784-(-477668+74893)=799559 |
| 576988-(-64017-308995)=950000 | 921336+(154128-275464)=800000 |
| -137329+(117011-500000)=-520318 | -98940+(-395791+293405)=-201326 |
| 0-(641615+300000)=-941615 | 133588+(145016-944362)=-665758 |
| 813200-(-385882+489082)=710000 | -900000-(-500000-122064)=-277936 |
| -312270-(234298+332406)=-878974 | 137000-(458732-421732)=100000 |
| 469724-(-384350-46553)=900627 | -349557-(-187890-411667)=250000 |
| -125196-(40905-114877)=-51224 | 360982+(-442445+361876)=280413 |
| -116299-(617224-518523)=-215000 | -697775+(258759-530000)=-969016 |
