ISOWEEKNUM Recognizing the complexities of the WEEKNUM function, Microsoft introduced the much more straightforward ISOWEEKNUM to Excel in 2013.

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.

Determine the current week number using the WEEKNUM function Master Date Functions in Excel (HUGE time saver) Watch this video on YouTube.

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.