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 Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. All Muni Bonds Are Not Created Equal Gaining a better understanding of municipal bonds makes more sense than ever. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.