| 527512+(929081-780800)=675793 | 883763-(391956+300000)=191807 |
| 400000-(835434-442934)=7500 | 210696+(752688-303384)=660000 |
| 500000-(144229+252430)=103341 | 879970-(97032+503571)=279367 |
| 714539-(692003+3383)=19153 | 168995+(300000+287605)=756600 |
| 954300-(868878-664578)=750000 | 150666+(427908+207239)=785813 |
| 534808-(691991-661739)=504556 | 13194+(120657+406149)=540000 |
| 548508-(9612+205809)=333087 | 17103+(462202+280000)=759305 |
| 508234-(489397-484163)=503000 | 806349-(392785-289967)=703531 |
| 222931+(558085-171594)=609422 | 475300+(688353-230690)=932963 |
| 171650+(376938-41542)=507046 | 765937-(985875-434801)=214863 |
| 238405+(416276+322907)=977588 | 569002+(43721+380388)=993111 |
| 430000+(703562-191954)=941608 | 923527-(272360+244167)=407000 |
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