| 804612-(683770-564902)=685744 | 482876+(406982+4534)=894392 |
| 777900+(494161-272061)=1000000 | 227609+(377085-210000)=394694 |
| 814634-(259394+35300)=519940 | 7400+(328332-49863)=285869 |
| 500000-(985096-693069)=207973 | 280720-(666235-511457)=125942 |
| 43789+(669849+184673)=898311 | 124745+(551000+252060)=927805 |
| 41393+(196611-18004)=220000 | 941000-(237455+24667)=678878 |
| 793943-(208968+281975)=303000 | 279500-(377590-328090)=230000 |
| 950000-(199869+350131)=400000 | 319155+(456576+200334)=976065 |
| 562727+(829183-578472)=813438 | 252652+(189416+125720)=567788 |
| 97241+(140000+362759)=600000 | 934033-(213942+22988)=697103 |
| 867416-(428912+400000)=38504 | 950000-(519358-200000)=630642 |
| 308706-(613202-525496)=221000 | 748878+(687595-567321)=869152 |
