The basic amortization formula relies on three variables identified by the letters P R and N Youll work with these to determine your monthly payment or M The first variable P is the. Starting in month one take the total amount of the loan and multiply it by the. To calculate amortization you will convert the annual interest rate into a monthly rate.
Your interest rate 6 is the annual rate on the loan.
The payment on a loan can also be calculated by dividing the original loan amount PV by the present value interest factor of an annuity based on the term and interest rate of the loan. N the number of payments over the life of the loan. And now to calculate interest paid we will put value in interest formula. The formula of amortized loan is expressed in terms of total repayment obligation using total outstanding loan amount interest rate loan tenure in terms of no.