How to Add a Zero Before a Number in Excel

1. How can I add a zero before a number in Excel?

To add a zero before a number in Excel, you can use custom formatting. Select the cells, right-click, choose 'Format Cells,' go to the 'Number' tab, select 'Custom,' and enter the format code (e.g., "0"0 for a single digit or "00"0 for two digits).

2. How do I preserve leading zeros in Excel when entering data?

To preserve leading zeros, format the cells as 'Text' before entering the data. Alternatively, use an apostrophe (') before the number (e.g., '001), which Excel will treat as text.

3. Can I add a zero before mobile numbers in Excel?

Yes! Use custom formatting (e.g., "0"##########) or the TEXT function (e.g., =TEXT(A1,"0##########")) to ensure mobile numbers display with a leading zero.