Let's Say The House, H is $50,000 Dollars. You Would Do $50.000 + 0.15 Of It's Total Value. If You Do Not Know How To Do That, Read Below:
When Finding A Partial Value Of A Set Unit, You Would Take The Value, V Which Would Be V%. So Let's Say The Unit Is U, So It Would Be U And The Final Decimal. So If The Unit is $10.00 And The In Interest Of That Unit Is 10%, You Would Do This: 10รท10=1, So The Intrest Of That Unit Would Be $1.00