| -949647-(-133589-326737)=-489321 | 828197-(574186+574011)=-320000 |
| -448176-(-532000+883824)=-800000 | -570580-(633302-351449)=-852433 |
| 294043-(670000+600000)=-975957 | -961235+(400208-106077)=-667104 |
| 333800-(-801620+701098)=434322 | -490000-(465747-878229)=-77518 |
| -144539-(368350-42889)=-470000 | 81531-(-690000+925090)=-153559 |
| 900559+(-399523-387400)=113636 | -830200-(-870000-150000)=189800 |
| 504772-(640500-203638)=67910 | -175641+(846281-541272)=129368 |
| 838249+(-734846+477600)=581003 | -423664+(-134400+437988)=-120076 |
| -128752+(-366385-84772)=-579909 | 552100-(394631-505300)=662769 |
| 151598-(-304351-387777)=843726 | 620000+(320353-996800)=-56447 |
| 100000+(75910-300000)=-124090 | -61635+(-915317+616952)=-360000 |
| 652000+(-78417+152375)=725958 | -87040-(-782800+262939)=432821 |
