But if he consecrates his field after the Jubilee, the priest is to calculate the price in proportion to the years left until the next Year of Jubilee, so that your valuation will be reduced.
KJV
But if he sanctify his field after the jubile, then the priest shall reckon unto him the money according to the years that remain, even unto the year of the jubile, and it shall be abated from thy estimation.
ASV
But if he sanctify his field after the jubilee, then the priest shall reckon unto him the money according to the years that remain unto the year of jubilee; and an abatement shall be made from thy estimation.