| 41267+(-500493+511849)=52623 | 578045-(0+524958)=53087 |
| 971007+(-951824-313183)=-294000 | -205975-(378785+227669)=-812429 |
| 145263-(-726414-16808)=888485 | -88214+(-906553+334767)=-660000 |
| 26441-(-691339+770000)=-52220 | -301256+(-336401+343253)=-294404 |
| -154800+(25630+829170)=700000 | -277983+(-432755-0)=-710738 |
| -600000-(599897-259897)=-940000 | 810000+(-91204+6204)=725000 |
| -750792+(884272-933261)=-799781 | 77471-(-308242-83752)=469465 |
| 168430-(770912+237431)=-839913 | -300000+(-268754-191246)=-760000 |
| -100000-(-169343+324343)=-255000 | 546776+(-637262+640486)=550000 |
| 680000+(313988-734090)=259898 | -800000-(-367576+250218)=-682642 |
| -135564-(-629544-400000)=893980 | 196836-(300000-884417)=781253 |
| -247085-(722576-127733)=-841928 | 272574-(35400+864835)=-627661 |
