The objective of this book is to help the reader learn to use Excel independently, that is, without needing an instructor since it is designed in such a way that by following the instructions step by step and guided by examples, in a short time can use the basic tools necessary to work in Excel. In a short time the reader will be able to create and modify files, create basic and advanced formats, insert basic formulas and functions, create graphs, configure a spreadsheet in an advanced way as well as correctly print a file.