This equation - Handicap Differential = (Adjusted Gross Score - Course Rating) x 113 / Course Slope - is
the USGA's equation for calculating a handicap differential. The 113
used is a baseline slope or a course of average difficulty. See USGA's
explanation of slope and the slope rating definition
Why is Slope 113?
Modified on: Thu, 12 Mar, 2015 at 1:25 PM
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