| 856328-(431361+188967)=236000 | 207411+(46718+230000)=484129 |
| 647808+(324333-255673)=716468 | 554708-(316143-203360)=441925 |
| 975795-(537259+338536)=100000 | 125072+(300000-157415)=267657 |
| 540601+(133312+220343)=894256 | 983973-(623784-450000)=810189 |
| 900000+(190000-149000)=941000 | 456366-(534895-523000)=444471 |
| 81221+(400000+173387)=654608 | 127247+(549200+23168)=699615 |
| 916642-(275508+408557)=232577 | 777519-(144137+364357)=269025 |
| 500000+(862591-372591)=990000 | 124734+(61161+109132)=295027 |
| 470091-(693559-523468)=300000 | 575304-(110000+390291)=75013 |
| 684445-(200844+113530)=370071 | 259242+(953998-698000)=515240 |
| 807079-(766436-309357)=350000 | 118150+(310467+22797)=451414 |
| 318995-(614948-395953)=100000 | 1675+(123843-75298)=50220 |
