Boolean logic: The method used to evaluate conditions, returning either TRUE or FALSE. Logical functions: The primary logical ...

Excel has a versatile If, Then function built right into it. We’ll show you how to use the IF function in Excel with a number of helpful examples.

Bookkeepers, project managers, HR departments and more use the Excel Date & Time functions WEEKNUM, ISOWEEKNUM, WORKDAY, WORKDAY.INTL to calculate time. Here's how.

The NETWORKDAYS function in Excel is a date and time function that returns the number of whole working days between Start_date and End_date.

How to Use the IF Function in Excel to See Who Has Paid. Excel's IF function validates a cell's contents, determining whether it meets criteria that you set. It provides no information beyond what ...

The Excel WORKDAY function's purpose is to return the serial number of the date before and after a specified number of workdays. Learn how to use it.

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

If you need to use the Excel IF function and multiple conditions, consider using the IFS function instead. This allows you to test multiple conditions in order, picking the first that returns true.