| 167232-(620000-602949)=150181 | 320000+(292256+312469)=924725 |
| 488451+(11226+169609)=669286 | 978950-(17799+231151)=730000 |
| 690371-(61536+28835)=600000 | 742980+(463000-455100)=750880 |
| 833791-(47804+525046)=260941 | 397826+(65500+436674)=900000 |
| 455710+(7009+107281)=570000 | 768289-(360041+28248)=380000 |
| 511054+(753771-461320)=803505 | 799304-(179900+537163)=82241 |
| 427147-(632422-315995)=110720 | 889406-(990000-428816)=328222 |
| 448461+(177210+335707)=961378 | 985518-(650000+335518)=0 |
| 219866+(310000-240000)=289866 | 131728-(195035-73307)=10000 |
| 816270-(886470-588746)=518546 | 133950+(618536+100000)=852486 |
| 268567+(716976-3549)=981994 | 270000+(660320-430320)=500000 |
| 800000-(931479-482689)=351210 | 93046+(477700-123832)=446914 |
