Source: Flickr user Dafne Cholet. Simple interest refers to interest that's calculated solely based on the principal, and not any interest that has already accrued. The general formula for computing ...

Calculating the interest rate on a personal loan can be difficult. Most lenders use simple interest rather than compound interest, though, which makes the job a little easier. To calculate how much ...

Americans owe trillions of dollars on loans: car loans, loans to pay the bills, student loans, emergency loans. Loans on loans. But many don't understand how interest is charged on loans -- and how it ...

Savings accounts will earn interest on the amount of money deposited into the account. The formula to calculate simple interest in a savings account is the deposit amount times the annual interest ...

The simple interest formula is Interest = P * R * T. Many or all of the products featured here are from our partners who compensate us. This influences which products we write about and where and how ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Savings accounts can help you to set aside money for short and long-term financial goals. One of the biggest questions you might have when deciding where to save centers on how much interest you can ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Doretha Clemons, Ph.D., MBA, PMP, has been a corporate IT executive and professor for 34 ...

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.