Simple Interest Principal Interest Rate Time Period. The general formula for computing simple interest is. Suppose Im investing 2500 per month in recurring deposit account for 2 years with rate of interest 8 compounded quarterly.
Amount due after 5 years 7500.
Interest I Principal P times Rate Per Period r times Number of Periods n Divide an annual rate by 12 to get r if the Period is a month. There is another type of interest called compound interest. Calculating monthly accrued interest To calculate the monthly accrued interest on a loan or investment you first need to determine the monthly interest rate by dividing the annual interest rate by. Simple interest amount principal amount rate m n.