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 The Junk Drawer Approach to Investing It's easy to let investments accumulate like old receipts in a junk drawer. The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. Impact of Taxes and Inflation Estimate the potential impact taxes and inflation can have on the purchasing power of an investment.