The document discusses advanced formulas and computations in Microsoft Excel. It explains that Excel uses formulas to calculate values, with the equal sign indicating a formula. It also offers predefined functions to make worksheet construction easier. Some common functions are SUM, AVERAGE, MAX, MIN, and COUNT. The document provides examples of formulas using these functions and constants, operators, and cell references. It then has students practice activities using these functions to calculate totals, averages, maximums, minimums, and counts in sample worksheets.