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 In Microsoft Excel 2007, mathematical computations are typically done by built-in functions and formulas  Excel has a library of several hundred functions that will let you perform a number of mathematical and statistical calculations  E.g. You can use the sum function to add numbers, average a list of numbers, the PMT function to figure out a payment on a loan, so on and so forth  For our lesson today we will be using Grades data

 First of all with the AutoSum command  We would like to know the total scores achieved by every student across all the assignments and tests  Notice the Formula Bar  Using various options, (right click, keyboard, fill handle, F4) we’ll copy the formula  Next we need to compute the average for all the class assignments and the test scores in row 15  This time we are going to click on the Insert Function

 Recently Used  Financial (PMT)  Text – (Try UPPER and TRIM)  Date & Time (Insert Today’s date in cell F1)  Lookup & Reference  Math & Trig  More Functions

 Precedent and Dependents  groups formula at auditing and calculation are really more for advanced topics so I went or only a few options under these. Sometimes when your worksheet gets really crowded, it helps to have navigation or map for all your formulas and function

 This option will let you control the number of printed pages via Scale percent  Under the Width or Height command, you can select number of pages  This will change the formatting of for data to fit it on the specified number of pages  Scale command lets you do the same however using a pecentage instead  We will try to change our data to 1 page wide and 2 pages (height)

 The commands here let you control the gridlines and headings in your spreadsheet  You can select or deselect them for View or Printing purposes  We will try this on our customer data list

 Google this one!