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 When Does Your Personal Car Become a Commercial Vehicle? At what point can you call a personal vehicle commercial? A Look at Systematic Withdrawals This calculator may help you estimate how long funds may last given regular withdrawals. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need.