The interest rate is the percentage fee received or paid by individuals or organizations when they lend or borrow money. The formula for calculating interest in Principle x Rate x Time, or I=prt. Principle is the amount borrowed or still outstanding, Rate is the interest rate of the [[loan]] expressed as an annual amount and time is normally a year, or fraction thereof. | The interest rate is the percentage fee received or paid by individuals or organizations when they lend or borrow money. The formula for calculating interest in Principle x Rate x Time, or I=prt. Principle is the amount borrowed or still outstanding, Rate is the interest rate of the [[loan]] expressed as an annual amount and time is normally a year, or fraction thereof. |