Microsoft Excel's VLookup formula permits you to search large spreadsheets for specific data, one of Excel's lookup and reference functions. You can use VLookup between sheets within an Excel workbook ...

When you link a cell in Excel to a cell from another worksheet, the cell that contains the link shows the same data as the cell from the other worksheet. The cell that contains the link is called a ...

If you’re working on your accounts and you need to convert all your overseas expenses into the currency you file your tax returns in, you need to know the exchange rate for the date of every expense.

Those of us over a certain age will remember using paper lookup tables for logarithms or trigonometry functions. Those who are younger will have been exposed to lookup tables in their programming ...