Savings annuity calculator with graph help |

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Nominal annual interest rate (R) |
The nominal interest rate (R) is expressed as percentage (%) per year.
The interest rate may contain max two digits after its decimal point. The interest rate entered may contain a comma (,) or point (.) as a decimal point separator. Correct entered interest rates5.25 5,25 4 Incorrect entered interest rates5.041 The nominal annual interest rate (R) (as a decimal, not in percentage):
where: FV = Future value R = Nominal interest rate per year (as a decimal, not in percentage) T = Time period in years N = Number of compounding periods in one yearPMT = Periodic payment amount, paid at the end of each payment period Note: Keep substituting different values for R until we get successively closer to the desired value of FV / PMT. |