| 636030-(-800080+567744)=868366 | 326577-(213144+620000)=-506567 |
| 121424-(-400000+700802)=-179378 | -68439-(465669+0)=-534108 |
| 192498+(-87388-481346)=-376236 | -20000+(735254-897832)=-182578 |
| -838487-(-816757-241730)=220000 | -235034+(-264000+534449)=35415 |
| -97964+(-125991-570000)=-793955 | 400000-(-861956+461956)=800000 |
| 161244+(864888-319933)=706199 | -762000+(810000-28000)=20000 |
| -578193-(-918585+547393)=-207001 | 954223+(-809333+396006)=540896 |
| -758487+(-10973+19460)=-750000 | -429436-(-586920-2001)=159485 |
| 660000-(-470000+440000)=690000 | -246263+(-550959-20727)=-817949 |
| 962264+(439858-857767)=544355 | 399536-(804623+444913)=-850000 |
| -306600-(713729-44856)=-975473 | -825964-(-790000-0)=-35964 |
| -305072-(453239-136710)=-621601 | -567755-(276581-744336)=-100000 |
