| 102764+(267423+79003)=449190 | 370000+(638349-308349)=700000 |
| 782850-(240582+362484)=179784 | 860353-(309638-49285)=600000 |
| 47376+(201205-131778)=116803 | 219866+(310000-240000)=289866 |
| 609778-(857044-817849)=570583 | 742980+(463000-455100)=750880 |
| 375379+(86630+170938)=632947 | 103797+(425376+100827)=630000 |
| 1000000-(785381+114619)=100000 | 1675+(123843-75298)=50220 |
| 69626+(328746+139309)=537681 | 523368-(185989+88959)=248420 |
| 185870+(251236+12730)=449836 | 4270+(588872-6267)=586875 |
| 433458-(65506+100000)=267952 | 837248-(254128+304322)=278798 |
| 645977-(508010-462033)=600000 | 246992+(215955+373483)=836430 |
| 530371-(819548-344586)=55409 | 898916-(859193+14002)=25721 |
| 250786-(302270-254786)=203302 | 47000-(913843-902170)=35327 |
