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 | Related Content What Smart Investors Know Smart investors take the time to separate emotion from fact. The Utility of Sector Investing Successful sector investing is dependent upon an accurate analysis about when to rotate in and out. 5 Smart Investing Strategies Getting what you want out of your money may require the right game plan.