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 The Facts About Income Tax Millions faithfully file their 1040 forms each April. But some things about federal income taxes may surprise you. Why Regular Rebalancing Makes Sense Without your knowing, your investment portfolio could be off-kilter. Finding the Balance The sandwich generation faces unique challenges. For many, meeting needs is a matter of finding a balance.