| 564318+(155896+24154)=744368 | 319983-(38000+24176)=257807 |
| 988517-(348948-87655)=727224 | 160000+(31011+782088)=973099 |
| 45859+(848128+88991)=982978 | 103797+(425376+100827)=630000 |
| 740000-(40000+447509)=252491 | 112356+(761799-58172)=815983 |
| 572583-(47977+324606)=200000 | 772292-(847369-83741)=8664 |
| 223451-(670883-507830)=60398 | 240264+(565134-203713)=601685 |
| 831901-(730042-6262)=108121 | 796618-(414427+326594)=55597 |
| 400743+(851725-450000)=802468 | 957543+(300000-287543)=970000 |
| 843330-(163000+605137)=75193 | 930264+(865670-820000)=975934 |
| 207267+(275700+69033)=552000 | 171014+(77000+93347)=341361 |
| 271763+(202000-115898)=357865 | 313001-(893896-861375)=280480 |
| 883205-(947712-114613)=50106 | 868148-(383008+435983)=49157 |
