How to Automatically Insert the Date Onto a Spreadsheet. Microsoft Office Excel offers many tools and processes for automating actions in spreadsheets.

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.

Learn how to use basic Formulas for mathematical operations & insert Functions like sum, average, count, max, min, date, time, etc. in Excel.

There are several reasons to use SUBTOTAL instead of SUM when inserting subtotals in your spreadsheet.

You can sum a series of numbers in Microsoft Excel manually by typing in a simple formula, or automatically with a tool.