| 856268+(309164-300000)=865432 | 800000-(449891+209239)=140870 |
| 542541+(270000+144020)=956561 | 488451+(11226+169609)=669286 |
| 857140-(237789+538351)=81000 | 853520-(190373+493135)=170012 |
| 212000+(927193-376024)=763169 | 466681-(928512-680390)=218559 |
| 460181+(299252-77051)=682382 | 246000+(614923-362519)=498404 |
| 673307-(409243+61292)=202772 | 338195+(260000+250652)=848847 |
| 200000-(221503-202248)=180745 | 564859+(200312+234829)=1000000 |
| 772816-(329200+199816)=243800 | 668291-(399589-118672)=387374 |
| 825670-(765900-40230)=100000 | 383599+(140000+296401)=820000 |
| 768791-(233914+188061)=346816 | 479005+(48617+200000)=727622 |
| 606478-(696645-490167)=400000 | 604904+(622134-612061)=614977 |
| 763716-(529200-520753)=755269 | 607190+(819197-699453)=726934 |
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