EAR calculator | |
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APR, Or Nominal Rate (%) | |

NPERY, or the number of compounding periods per year | |

EAR, Effective Annual Rate, % | -- |

Notes:

EAR = (1+ APR/Npery)^(npery)-1, or EAR = (1+APR/n)^n-1

APR = ((1+EAR)^(1/n)-1)*n

Effective Annual Interest Rate

The Effective Annual Interest Rate is a measure of interest that incorporates the compounding of interest and is frequently used to compare financial loans with different compounding terms.

where *nominal_rate* is the nominal interest rate (APR) and *npery* is the number of compounding periods per year.

(www.wikipedia.com)

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