| 875014-(455933+472536)=-53455 | -200000+(-1000000+269000)=-931000 |
| 48700-(-212179-200000)=460879 | -639890-(532009-377458)=-794441 |
| 420000-(-362438+240353)=542085 | 885000-(899180-190744)=176564 |
| -400725-(-487167-886625)=973067 | -594216+(323136+274080)=3000 |
| -75100-(-760066+419966)=265000 | 212573-(-169598-240000)=622171 |
| 720000+(-759395+262893)=223498 | 21327-(693899+147500)=-820072 |
| -630064-(-252456+489402)=-867010 | -126084+(-515346-158852)=-800282 |
| -269853+(0+177428)=-92425 | -994314+(160806+33508)=-800000 |
| 497737-(978289-26000)=-454552 | 975947+(482530-875671)=582806 |
| -379438+(-417046+944484)=148000 | -130054-(128795-530000)=271151 |
| 869133+(-201958-167000)=500175 | 861650-(-507167+660627)=708190 |
| -570551-(-189816+344283)=-725018 | 930000+(-119163-290514)=520323 |
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