| 15951+(264347+568754)=849052 | 675667-(7498+619754)=48415 |
| 543708-(336673+141930)=65105 | 226634+(291300+422066)=940000 |
| 737151+(584114-448482)=872783 | 200000+(53750+29026)=282776 |
| 421656+(442703-38329)=826030 | 234960+(14094+279539)=528593 |
| 979904-(610494-240590)=610000 | 340000+(299513+206210)=845723 |
| 180000+(243994+38006)=462000 | 271280-(688534-537254)=120000 |
| 840000-(32938+530476)=276586 | 741203-(450980-83224)=373447 |
| 697619-(358209+239410)=100000 | 879688-(854129-589712)=615271 |
| 360273+(760000-579809)=540464 | 884836-(849710-443916)=479042 |
| 868275-(916470-770924)=722729 | 567177+(497344-164521)=900000 |
| 575304-(110000+390291)=75013 | 942499-(82409+370090)=490000 |
| 167046+(746901-140000)=773947 | 423681+(680000-303681)=800000 |
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