| 1000000-(343860-227280)=883420 | 510000-(323483-263881)=450398 |
| 598055-(480943+61112)=56000 | 190000+(141366+550100)=881466 |
| 920921-(120000+776034)=24887 | 870332-(836101-230000)=264231 |
| 238978+(419727+95179)=753884 | 806372-(343327+234045)=229000 |
| 965961-(162527+344568)=458866 | 431853+(738372-401507)=768718 |
| 207930+(126847+264017)=598794 | 74047+(599075+220000)=893122 |
| 97993+(248032+334200)=680225 | 404196-(315140-279882)=368938 |
| 777519-(144137+364357)=269025 | 575436+(288969+5595)=870000 |
| 618538+(573368-541906)=650000 | 304113+(917875-810559)=411429 |
| 459250+(640623-564831)=535042 | 80000+(725028-128921)=676107 |
| 1675+(123843-75298)=50220 | 779828-(713334-533506)=600000 |
| 315453-(62895+70565)=181993 | 281823-(914508-859310)=226625 |
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