| 18749+(408618+422385)=849752 | 679530-(547767-260046)=391809 |
| 752000-(262784+59216)=430000 | 907661-(443205+302537)=161919 |
| 681142+(65391+253467)=1000000 | 693288-(291033-194843)=597098 |
| 442708+(892926-844986)=490648 | 215785+(313327-299112)=230000 |
| 374780-(70000+304780)=0 | 426223-(430000-284100)=280323 |
| 55349+(291362+457894)=804605 | 750000-(264331+157059)=328610 |
| 47000+(1000000-359485)=687515 | 234960+(14094+279539)=528593 |
| 307871-(410000-232129)=130000 | 380185+(782812-396122)=766875 |
| 800000+(640000-495493)=944507 | 665102+(422996-205000)=883098 |
| 210379+(627212+157151)=994742 | 541344-(201612+300000)=39732 |
| 500000+(87000+104509)=691509 | 750000-(421981-400000)=728019 |
| 900000-(211630+250000)=438370 | 700000-(380882-380000)=699118 |
