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 Message Thank you! Oops! Related Content Once Upon a Goal Do you know how to set up your financial goals for success? This knight does. Roth 401(k) vs. Traditional 401(k) This calculator compares employee contributions to a Roth 401(k) and a traditional 401(k). The Other Sure Thing Though we don't like to think about it, all of us will make an exit sometime. Are you prepared?