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 Question Thank you! Oops! Related Contents Jane Bond: Decoding Diversification Agent Jane Bond is on the case, discovering how bonds diversify a portfolio. Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? Taxable vs. Tax-Deferred Savings Use this calculator to compare the future value of investments with different tax consequences.