# Compound Interest (Rate) Calculator

## Calculates the nominal and effective annual interest rates using the compound interest method.

 Present value (PV) Future value (FV) Number of years (n) Compounded (k) annually semiannually quarterly monthly daily 6dgt10dgt14dgt18dgt22dgt26dgt30dgt34dgt38dgt42dgt46dgt50dgt Nominal annual interest rate %(r) Effective annual interest rate %(R)
 $\normal Compound\ interest\ method\\[10](1)\ r=k\times\{({\large\frac{FV}{PV}})^{\normal\frac{1}{nk}}-1\}\\(2)\ R=({\large\frac{FV}{PV}})^\normal{\frac{1}{n}}-1\\[10]\hspace{45} r:\ nominal\ annual\ interest\\\hspace{45} R:\ effective\ annual\ interest\\\hspace{45} k:\ compounded\ times\ a\ year\\$

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