This document provides instructions for creating a spreadsheet to calculate winning percentages for several sports teams. Key information includes: 1) It describes setting up the spreadsheet with column headings for team name, wins, losses, total games, and percent won. 2) It provides sample data for the number of wins and losses for teams like the Lakers, Suns, Blazers, and others. 3) Instructions are given to automatically calculate totals and percentages using formulas. 4) Formatting steps are included to bold headings, fill formulas down, and adjust decimal places.