| -207188-(400000+287679)=-894867 | 480710+(672474-833184)=320000 |
| 755666-(-170413+499950)=426129 | 838249+(-734846+477600)=581003 |
| 260897+(606472-300000)=567369 | -443515+(-945145+820130)=-568530 |
| -700373+(352290-498247)=-846330 | 610000+(-617900-596593)=-604493 |
| -966461-(-814764-770935)=619238 | -671608-(120027-993376)=201741 |
| 147239+(-178542+684211)=652908 | 830371+(-390274-646043)=-205946 |
| -154620+(-659669+914289)=100000 | -580000+(-540000+510000)=-610000 |
| -438438-(-911621+78000)=395183 | -111129+(-186075+251674)=-45530 |
| 0-(-71597-84500)=156097 | -120000+(52207+545793)=478000 |
| 48700-(-212179-200000)=460879 | -597224-(-400000+488325)=-685549 |
| 591648-(449064+132844)=9740 | -838344-(320854-469198)=-690000 |
| -717125-(-764293+234168)=-187000 | -210581-(857714-810000)=-258295 |
