| 41267+(-500493+511849)=52623 | 800000+(-642609-616454)=-459063 |
| 837000-(821309+621000)=-605309 | -472145+(-134083+104447)=-501781 |
| 839669-(168429-312461)=983701 | -186069+(265864-110000)=-30205 |
| 619983+(363804-612366)=371421 | 553729+(-242730+390116)=701115 |
| -529062-(136400+254978)=-920440 | -260000-(588057-623827)=-224230 |
| 13413-(-541528-248403)=803344 | -650000+(-149300+234536)=-564764 |
| -434950+(482103-59312)=-12159 | 742000-(-444600+686600)=500000 |
| -126000+(-11000+197000)=60000 | -300119-(-339288-636403)=675572 |
| -851951-(-627574-924377)=700000 | -490000-(465747-878229)=-77518 |
| -21467-(400528+533368)=-955363 | 0-(641615+300000)=-941615 |
| 351997-(-114390-264772)=731159 | -87249+(-437783-221600)=-746632 |
| 902104-(-460000+371104)=991000 | -456484-(-407468-149016)=100000 |
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