How To: Sum & count with array formulas in Microsoft Excel

Looking for a primer on how to create and work with array formulas in Microsoft Office Excel? You've come to the right place. In this free video tutorial from everyone's favorite MS Excel guru, YouTube's ExcelIsFun, the 7th installment in his series of Excel array formula series, you'll learn how to create array formulas for summing and counting when there are multiple conditions. See how to use Boolean logic and array formulas to calculate when there are multiple conditions.

In this series see how to create array formulas in Excel. Array formulas can take complex series of formula calculations and reduce them down to a single formula that sits in just one cell! You will see how to create array formulas and see how to use array functions.