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 Life and Death of a Twenty Dollar Bill How long does a $20 bill last? What Smart Investors Know Savvy investors take the time to separate emotion from fact. When Does Your Personal Car Become a Commercial Vehicle? At what point can you call a personal vehicle commercial?