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 Three Key Questions to Answer Before Taking Social Security When to start? Should I continue to work? How can I maximize my benefit? Understanding Marginal Income Tax Brackets An inside look at how marginal income tax brackets work. Working With A Financial Professional A financial professional is an invaluable resource to help you untangle the complexities of whatever life throws at you.