| -252122-968157+580000=-640279 | 269997-713397-156600=-600000 |
| -176817+630991-322838=131336 | 496997-426899-361205=-291107 |
| -159860+121591+104260=65991 | -7152+666851+300000=959699 |
| -300000+840000-90000=450000 | 674240-612923+76374=137691 |
| -25426-36806+332232=270000 | -642993+271348+571645=200000 |
| 483258+3407-72167=414498 | 401116-923762-304197=-826843 |
| -74627-70681-120012=-265320 | -839900+869233-734913=-705580 |
| -89741-190847-428557=-709145 | 88177-620000+187300=-344523 |
| 963206-752805-644207=-433806 | 866321+4303-189863=680761 |
| 55564+228351-230000=53915 | -220000-700000+780000=-140000 |
| -659416-160000-110000=-929416 | -118119+880000-889743=-127862 |
| 420495-960828+181018=-359315 | 546472-780000+989106=755578 |
