Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content The Rule of 72 Do you know how long it may take for your investments to double in value? The Rule of 72 is a quick way to figure it out. Pullbacks, Corrections, and Bear Markets Pullbacks, corrections, and bear markets are all a part of the investing cycle. When the market experiences volatility, it may be a good time to review these common terms. Saving for College This calculator can help you estimate how much you should be saving for college.