After you create the group, the word "group" appears in the title bar of the workbook. Once they are grouped you can format one worksheet and all of the worksheets will have the same formatting. You can insert a row in a worksheet and the same row will be inserted into all worksheets. This is a great tool when you need for all of your worksheets to have the same formatting.
What is an Excel Worksheet? An Excel worksheet is electronic ledger created by the spreadsheet application Microsoft Excel. Worksheets are used to allow their users to store edit and manipulate data within rows and columns divided into cells. Worksheets also allow users to create easy to create calculations and logical functions to perform specific functions for each specific worksheet. Worksheets allow users many unique and common ways to sort and filter endless amounts of data. This data can be import and export to and from various resources.