THIS WILL CALCULATE: If you have an investment that will pay in equal periodic installments and you want to determine how much to pay for it to earn a desired return.

EXAMPLE: I would like to borrow some money from you today. I can pay you back in equal monthly installments of $450 for 3 years. How much will you be willing to loan me if you get a 12% rate of return.

NOTE: If you know the loan amount and the monthly payment and you are trying to determine the rate of return, click here.

See how to calculate this example on a: HP12C  or  HP10B