Sale proceeds (KRW): 800000000 · Original purchase basis (KRW): 500000000 · Recognized costs (KRW): 15000000 · Confirmed deductible share (%): 0 · User-verified effective tax (%): 20
Realized taxable gain before adjustments: 285,000,000 KRWA worked example using the listed default inputs. Only taxable gain arithmetic with a user-confirmed percentage and deduction. It does NOT determine Korean real estate capital gains tax rates or exemptions.