# Immediate / Ordinary Annuity Interest Rate Calculator

Immediate annuities calculator allows you to calculate the annuity,in which the contractor begins to pay his/her payments immediately after the establishment of the contract. This does not have any accumulation period.

## Immediate / Ordinary Annuity Interest Rate Calculation

Immediate annuities calculator allows you to calculate the annuity,in which the contractor begins to pay his/her payments immediately after the establishment of the contract. This does not have any accumulation period.

Code to add this calci to your website

Formula
Immediate Annuity = pi / ( 1 - ( 1 + i )^{-n} )
Where,
p = Sum to invest,
n = Time period(in years),
i = Annual rate of return.

It is also known as* ordinary annuity*. Calculation of immediate interest payments are made easier here.