D 1 r n - 1 r 1 r n Periodic Interest Rate r Annual rate converted to decimal figure divided by number of payment periods. A loan by definition is an annuity in that it consists of a series of future periodic payments. C Monthly Payment.
To solve the equation youll need to find the numbers for these values.
Interest rate the interest rate divided by the number of accrual periods per year for instance a 6 interest rate divided by 12 months 0612 005. While you can certainly calculate your own lease there are easier ways to estimate what your monthly payment could be. C Monthly Payment. Calculate the amount of state sales tax and add it to the estimated purchase price.