How to format column to number format in Excel sheet?

Question

Below is the VBA code. Sheet2 contains all of the values in general format. After running the code, values in column \'C\' of Sheet3 contain exponential values for numbers

Answer 1

This will format column A as text, B as General, C as a number.

Sub formatColumns()
 Columns(1).NumberFormat = "@"
 Columns(2).NumberFormat = "General"
 Columns(3).NumberFormat = "0"
End Sub