compute for vanishing deduction

5. Decedent was a citizen of the Philippines Property No. 1, inherited from father within the year: Fair market value when inherited Fair market value of death Mortgage on the property when inherited Mortgage on the property paid by decedent Property No. 2, received as gift from the mother 1 5 years ago Value when received Value at death Gross estate which includes the properties above Deductions P500,000 350,000 80,000 30,000 400,000 450,000 6,000,000 450,000