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 Is a Variable Annuity Right for Me? Pundits go on and on about how “terrible” or “wonderful” annuities are, but they never talk about whether annuities are right. Assess Your Life Insurance Needs This calculator estimates how much life insurance you would need to meet your family's needs if you were to die prematurely. What Is My Risk Tolerance? This questionnaire will help determine your tolerance for investment risk.