When you type a seven-or-ten-digit phone number into an Excel cell that uses the phone number format, Excel will automatically change the way the number looks so that it appears as a phone number ...

If the Excel cell format is not changing to a number because the Number formatting is not working, take these steps to fix the issue.

Similarly, it's easy to forget to type the currency symbol when you're focusing on the numbers that follow, so using Excel's built-in number format converter is the way forward.

Learn how to format & display Currency in Excel to display numbers as monetary values, by applying Currency or Accounting number format to cells.