| 475300+(688353-230690)=932963 | 459250+(640623-564831)=535042 |
| 814634-(259394+35300)=519940 | 886600-(630370+256230)=0 |
| 570362+(637271-400000)=807633 | 700330+(236547-46583)=890294 |
| 755165-(127147+445916)=182102 | 459157+(342847+111268)=913272 |
| 322948-(600000-479146)=202094 | 632265+(180000-178761)=633504 |
| 836127-(466106-287979)=658000 | 916642-(275508+408557)=232577 |
| 703627-(538027-404706)=570306 | 162070+(455972+15170)=633212 |
| 8924+(278378+95558)=382860 | 786782-(243644+269051)=274087 |
| 686392-(65994+45787)=574611 | 101903+(155968+219150)=477021 |
| 667982+(102428+81626)=852036 | 809166+(840000-814929)=834237 |
| 970263-(444689-53371)=578945 | 641393-(834972-566391)=372812 |
| 73382+(580965+120000)=774347 | 600000-(823462-473462)=250000 |
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