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 Message Thank you! Oops! Related Content How Income Taxes Work A quick look at how federal income taxes work. Managing the Risk of Outliving Your Money Steps to help you sustain and grow your retirement savings. Money Draining Food Myths These food myths will really put a drain on your wallet.