Capital Gains Tax Estimator Use this calculator to estimate your capital gains tax. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Share | Related Content Business Boosters: Can Your Business Survive Without You? If you didn't show up tomorrow, would your employees be able to go it alone? The A, B, C, & D of Medicare Learn about all the parts of Medicare with this informative and enjoyable article. Business Boosters: Holding on to Talent No matter what business you’re in, once you start hiring employees, you get into the people business.