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? Name Email Address Message Thank you! Oops! Related Content Video: A Time to be Thankful This Thanksgiving, replace internal fears with external gratitude. The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. Comparing Investments This calculator compares the net gain of a taxable investment versus a tax-favored one.