The Microsoft Excel program includes a variety of mathematical formulas that you can apply to any cell in a spreadsheet. If your business uses an Excel file to track sales information, you can use the ...

Mac: The "Sum" function in spreadsheets is great, but if you're not the type to do all your list-making in Excel, coder Brett Terpstra built an OS X System Service that allows you to total up any set ...

You can make a line graph in Excel in a matter of seconds using data already entered into the spreadsheet.

You can make a bar graph in Excel by first selecting the range you want to depict, and then using the dropdown menu to select the desired chart.