| 516767-(-707209+753976)=470000 | 718574+(955684-808996)=865262 |
| 575606+(-741005+58942)=-106457 | 504566-(-185000+789566)=-100000 |
| -410175-(254880-914466)=249411 | 188700+(-198777-694535)=-704612 |
| -91240+(-309180-181950)=-582370 | 280548+(-823576+399968)=-143060 |
| 140875-(290084-577376)=428167 | 289032+(109263-494421)=-96126 |
| -366391-(304305-590000)=-80696 | 618517-(387337-359366)=590546 |
| 878217+(-550000-129634)=198583 | 536415-(292922+745493)=-502000 |
| -136888+(-501086+703000)=65026 | -662254+(980000-810000)=-492254 |
| -58214-(-357229+313000)=-13985 | 214037-(24835+458042)=-268840 |
| -205975-(378785+227669)=-812429 | -174709+(-907848+206557)=-876000 |
| -469033+(470247-491214)=-490000 | 573472-(-768000+581999)=759473 |
| -595347-(22896+24209)=-642452 | 664503-(-94284+993133)=-234346 |
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