This document provides shortcuts for common Excel functions such as copying cells, inserting and deleting rows and columns, formatting cells, inserting comments and charts, and hiding and unhiding rows and columns. Some key shortcuts include Ctrl+D to fill a cell down, Ctrl+R to fill right, Ctrl+\' to fill formulas down while editing, Ctrl+L to insert a table, Ctrl+- to delete cells/rows/columns, and Ctrl+` to toggle between cell values and formulas.