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? Address Thank you! Oops! Related Contents The Junk Drawer Approach to Investing It's easy to let investments accumulate like old receipts in a junk drawer. Inflation & Your Money It's important to understand how inflation is reported and how it can affect investments. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.