| 211952+(3442+34606)=250000 | 32153+(436811+264909)=733873 |
| 19081+(642443-314288)=347236 | 539878-(775479-500000)=264399 |
| 891551-(198410-135519)=828660 | 742690-(715632-659947)=687005 |
| 428973+(149194+235833)=814000 | 281383+(190346-65887)=405842 |
| 1000000-(224921+475079)=300000 | 830492-(531879-370233)=668846 |
| 281823-(914508-859310)=226625 | 765937-(985875-434801)=214863 |
| 383599+(140000+296401)=820000 | 720000-(585525+122488)=11987 |
| 69685+(408801+185743)=664229 | 879970-(97032+503571)=279367 |
| 482588+(399852-71998)=810442 | 686392-(65994+45787)=574611 |
| 138200+(576347+71169)=785716 | 418230+(443100-361330)=500000 |
| 208124+(754030-440703)=521451 | 654942+(322820-22047)=955715 |
| 548508-(9612+205809)=333087 | 893815-(589295+4520)=300000 |
