How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content When Do You Need a Will? When do you need a will? The answer is easy: Right Now. Caring for Aging Parents As our nation ages, many Americans are turning their attention to caring for aging parents. Bi-Weekly Payments This calculator estimates the savings from paying a mortgage bi-weekly instead of monthly.