How to Format Text in an Excel Spreadsheet. Excel's text formatting capabilities can make the results of your financial, statistical or scientific spreadsheet calculations more esthetically ...

The Format Axis window opens up. Click the radio button next to "Fixed" for the "Major Unit" option. Click on the text box next to the radio button and type in the interval number you want to use.

If you wish to to add superscript or subscript in Word, Excel or PowerPoint, then this post shows how to format Text as Superscript or Subscript.

You can change the date & time format in Google Sheets & Excel Online using this guide. Use different date & time formats in spreadsheets.