| 147362+(518731+253907)=920000 | 570362+(637271-400000)=807633 |
| 490000+(129899+359133)=979032 | 663740+(93497+42763)=800000 |
| 924743-(753556-714368)=885555 | 548508-(9612+205809)=333087 |
| 299490-(899988-692270)=91772 | 167805+(100000+94684)=362489 |
| 127247+(549200+23168)=699615 | 425869-(248491+59768)=117610 |
| 743887-(775422-458070)=426535 | 714396-(160000+270000)=284396 |
| 41393+(196611-18004)=220000 | 900000-(505479+64089)=330432 |
| 658191-(609293-571102)=620000 | 580008-(14884+560000)=5124 |
| 239727+(264829+184593)=689149 | 203532+(789991-503523)=490000 |
| 195974+(590000-91974)=694000 | 809700+(218398-150995)=877103 |
| 719679-(933000-541962)=328641 | 677621-(97099+108864)=471658 |
| 401195-(103170-24702)=322727 | 582637+(958440-845748)=695329 |
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