| 137736+(220000+440000)=797736 | 649556-(971178-479597)=157975 |
| 368970-(800000-631030)=200000 | 183941+(876118-822400)=237659 |
| 42233+(627500-71276)=598457 | 626226-(273882+152344)=200000 |
| 562386-(79329+4000)=479057 | 657939-(534920-200000)=323019 |
| 663740+(93497+42763)=800000 | 868148-(383008+435983)=49157 |
| 755165-(127147+445916)=182102 | 249714+(165489-152265)=262938 |
| 669997+(511258-481255)=700000 | 924911-(1870+177418)=745623 |
| 105120+(108956+229924)=444000 | 968244-(301766+600610)=65868 |
| 200000+(72999+325767)=598766 | 39962+(154011+124198)=318171 |
| 891691-(532578-329314)=688427 | 64950+(392617+202433)=660000 |
| 100000+(582318-450421)=231897 | 854275-(834966-264866)=284175 |
| 974574-(931607-904865)=947832 | 485996+(605739-270000)=821735 |
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