Full text
Where(A - B) × (C/D) where A is the total fair market value at that time of all properties of the trust, B is the total of all amounts each of which is the amount of a debt owing by the trust at that time or the amount of any other obligation of the trust to pay any amount that is outstanding at that time, C is the fair market value at that time of the particular interest (determined without reference to this subsection), and D is the total fair market value at that time of all interests as beneficiaries under the trust (determined without reference to this subsection).