The simple interest formula is I = Prt. Many, or all, of the products featured on this page are from our advertising partners who compensate us when you take certain actions on our website or click to ...

When you borrow money, you’ll also pay interest on top of the amount you borrowed.. Interest is the money the lender gets for loaning you the money. Read Next: 5 Subtly Genius Moves All Wealthy People ...

Simple interest is used when a company borrows money for a loan. Usually this amount will be on a monthly basis. The formula for simple interest is principal times the interest rate times the period.