There are a few different ways that you can count the times a worksheet is used in Excel. One way is to use the COUNTIF function. This function will count the number of cells that contain a certain value or criteria. For example, if you wanted to count the number of times a worksheet is used, you could use the COUNTIF function to count the number of cells that contain the word "worksheet".
Another way to count the number of times a worksheet is used is to use the COUNTA function. This function will count the number of cells that are not empty. So, if you have a worksheet with a lot of blank cells, this function will not be very accurate. However, if you have a worksheet with mostly data in it, this function will give you a good estimate of how many times the worksheet is used.
You can also use VBA (Visual Basic for Applications) to count the number of times a worksheet is used. This method is more accurate than using functions, but it requires more work. First, you need to open the Visual Basic Editor (VBE). To do this, press Alt+F11 on your keyboard. Then, in the VBE, insert a new module by going to Insert > Module. In the module, paste the following code:
Sub CountWorksheets() Dim ws As Worksheet Dim i As Integer For Each ws In ActiveWorkbook.Worksheets i = i + 1 Next ws MsgBox i & " worksheets in this workbook." End Sub
This code will loop through all the worksheets in your workbook and keep track of how many there are. When it's done, it will display a message box telling you how many worksheets there are.
To run this code, go back to Excel and press F5 on your keyboard. The code will run and you'll see a message box telling you how many worksheets there are in your workbook.