| -23809+(-209502-121075)=-354386 | 539821+(-180761-752901)=-393841 |
| 275400-(-251125-460000)=986525 | -171488+(-989000+832118)=-328370 |
| -439542-(-999738+978789)=-418593 | 320772-(224535-383763)=480000 |
| -406061-(401289-284000)=-523350 | -541942+(570000-699130)=-671072 |
| -243497+(-567432+246142)=-564787 | -570109-(-654343+164757)=-80523 |
| 406386+(-338529+582143)=650000 | 27256+(-641700+389444)=-225000 |
| 212573-(-169598-240000)=622171 | -711178+(918981-68254)=139549 |
| -129191-(656039-736523)=-48707 | -128135+(-609245-1626)=-739006 |
| 55483+(-998955+158620)=-784852 | 123425-(264164-919000)=778261 |
| 670527+(410791-1000000)=81318 | -480243-(-393503-0)=-86740 |
| 1000000-(-810000+930000)=880000 | -311255-(110000+539145)=-960400 |
| 865887-(416050-60163)=510000 | 166532-(-547316+873848)=-160000 |
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