| 692041-(354403+8399)=329239 | 975200-(807526-200000)=367674 |
| 55491-(367337-340000)=28154 | 968355-(11935+277002)=679418 |
| 202601+(873861-528018)=548444 | 396730+(462000-461000)=397730 |
| 393973+(291791+23911)=709675 | 790000+(571461-561461)=800000 |
| 122045+(218950+144599)=485594 | 542940+(386808+19386)=949134 |
| 110000+(356332-115583)=350749 | 330271-(209236+116236)=4799 |
| 738673+(218923-32211)=925385 | 528223-(200009+140014)=188200 |
| 385081-(142470+144344)=98267 | 61967+(828933+82884)=973784 |
| 646689-(285013-157217)=518893 | 229396-(333387-132258)=28267 |
| 430580+(6632+276620)=713832 | 302376+(770000-662711)=409665 |
| 806349-(392785-289967)=703531 | 117000-(377200-260200)=0 |
| 425869-(248491+59768)=117610 | 423000+(278282+80092)=781374 |
