| 667352-(524874-179587)=322065 | 911092-(371365-120273)=660000 |
| 134485+(595952+48861)=779298 | 958925-(312474+46451)=600000 |
| 427147-(632422-315995)=110720 | 16221+(229275+482383)=727879 |
| 121265+(991048-200000)=912313 | 488451+(11226+169609)=669286 |
| 943559-(340000-224242)=827801 | 160294+(205163+564543)=930000 |
| 189296+(574717-364043)=399970 | 788943+(765773-573573)=981143 |
| 853287-(3408+758879)=91000 | 480000+(105617+119548)=705165 |
| 669534-(118325+61209)=490000 | 320547+(977998-893845)=404700 |
| 596387-(365900+155462)=75025 | 884256-(257768+223164)=403324 |
| 586190-(600000-360372)=346562 | 600809+(220000-154890)=665919 |
| 830000-(226335+131233)=472432 | 279500-(377590-328090)=230000 |
| 74327+(735188-100000)=709515 | 73674+(677798+239528)=991000 |
