| 291280+(725691-351916)=665055 | 491026-(81143+398390)=11493 |
| 161668+(9292+248838)=419798 | 747390-(552560+119949)=74881 |
| 956000-(220689-84644)=819955 | 432098+(432174+135728)=1000000 |
| 205088+(965361-932848)=237601 | 220000-(695017-592503)=117486 |
| 896884-(414116+410000)=72768 | 616586+(244387+6120)=867093 |
| 47217+(323035+219877)=590129 | 121060+(600000-361060)=360000 |
| 837822+(150358+9914)=998094 | 300000-(554138-508242)=254104 |
| 572583-(47977+324606)=200000 | 667478+(100000-10205)=757273 |
| 600000-(546049-251104)=305055 | 790514-(510000+263129)=17385 |
| 1750+(359254+138996)=500000 | 999154-(30724+128705)=839725 |
| 109988+(907298-405051)=612235 | 450933-(730000-697624)=418557 |
| 679276-(609419-238420)=308277 | 431853+(738372-401507)=768718 |
