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. Have A Question About This Topic? Name Email Address Question Thank you! Oops! Related Content Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Where Will Your Retirement Money Come From? Retirement income may come from a variety of sources. Here's an overview of the six main sources. Perception vs. Reality There’s an alarming difference between perception and reality for current and future retirees.