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.

Microsoft Excel can do a lot of cool things. If you need it to generate random numbers, Susan Harkins can show you how.

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.

You can subtract numbers in Microsoft Excel in a few different ways, depending on your data and formatting.