You can add a zero before a number in Google Sheets and Excel using this tutorial. You need to change cell formatting or use function.

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.

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

Add Numbers in Excel Performing addition in Excel is fairly straightforward. You can either add numbers directly or use cell references to work with values stored in specific cells.

You can use SUMIF in Google Sheets to add numbers together that are associated with a date range, specific text, or meet a numeric criterion. Here's everything you need to know to use the SUMIF ...