We show you how to calculate a weighted average in Excel using SUMPRODUCT and SUM functions, providing step-by-step instructions, practical examples, and common use cases.

Learn how to count blank or empty cells in Excel and Google Sheets. Use COUNTBLANK , COUNTIF or SUMPRODUCT function to count blank cells in spreadsheet.

First, we’ll dive into the approach of summing matches using the SUMPRODUCT with VLOOKUP function. Then, we’ll introduce the practical applications of using the FILTER function to sum all matches.

What should you do instead? Here’s where an apparently ill-suited Excel function, SUMPRODUCT, can help. At first, it may not seem like an ideal fit. SUMPRODUCT’s syntax [SUMPRODUCT ...