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 | Related Content Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. You Would Rather Be... Are you a thrill seeker, or content to relax in the backyard? Use this flowchart to find out more about your risk tolerance. Saving for College This calculator can help you estimate how much you should be saving for college.