To apply data validation rules to a selected cell or range, head to the "Data" tab on the ribbon, and click the top half of the "Data Validation" icon if you're using a wide screen, or the left half ...

You can use VLOOKUP with Google Sheets similar to how the search function is used to find information in Excel.

It's easy to divide in Excel to make calculations and analyze data in a spreadsheet. Here's what you need to know to do it.