You can insert or add Header and Footer in Excel spreadsheet using this tutorial. Insert page number, current date and time, etc.

Launch Microsoft Excel 2010 and open the spreadsheet you want to edit. Select the worksheet for which you want to insert the page number. Click the "View" tab on the upper side of the Excel window.

How to add page numbers in Microsoft Word Adding page numbers to Word documents is a great way to better organize them as they grow longer, and especially if you print it all out.