The document provides an introduction to Microsoft Excel 2003. It describes Excel as an electronic spreadsheet used for numeric calculations. It outlines the basic Excel window including the worksheet, active cell, title bar, menu bar, toolbars, name box, formula bar, sheet tabs, status bar, and tooltips. It then provides a step-by-step tutorial on how to create a basic student payroll projection worksheet in Excel, including entering labels and values, using formulas, formatting, inserting rows, saving, printing, and other basic functions.