Want to delete or truncate numbers to the left in Excel? Learning how to remove numbers in Excel from the left is a neat trick to automate subtracting unwanted digits.

If your spreadsheet has a lot of unwanted duplicate values, you're not stuck with them. You can remove them. We'll show you how to remove duplicates in Excel.

However, Excel's random number functions are volatile, meaning they change constantly. In this article, I'll show you how to generate and fix random numbers and remove duplicates.