This document provides tutorials on various formulas and functions in Microsoft Excel. It begins with explanations of basic Excel concepts like spreadsheets and grids for storing data. It then covers a wide range of formulas including lookup formulas like VLOOKUP and INDEX & MATCH, logical formulas like AND, OR and NOT, date formulas for calculating dates and time periods, and text formulas for manipulating text. Examples are provided for each formula along with step-by-step instructions. The document serves as a quick reference guide for learning the essential Excel formulas.