Inserting a lot of columns or rows in Microsoft Excel is awkward and prone to mistakes. When you need to enter dozens or more columns, use this VBA procedure for ease and accuracy.

Enter the formula by which you want to multiply the numbers in the columns. You can enter the formula into any cell, but for this example, assume you enter it in cell C1.

If you have a lengthy column of numbers that you need to multiply by a percentage, Excel includes tools to instantly apply the product to the entire range of cells in the column.

How to return a set number of consecutive numbers in Excel By combining ROW () and ROUND () with a couple of input values, you can create a very flexible consecutive numbering function.