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.

Learn how to use IF & nested IF statement in Google Sheets. & highlight a row using conditional formatting, set up multiple conditional formatting rules.

The aggregation functions you can use in a QUERY formula are avg (), count (), max (), min (), and sum (). The clause types ...

What is a Named function in Google Sheets? Named functions are similar to Google Sheets' built-in functions. The difference is that you create them and define what they do.

You can use SUMIF in Google Sheets to add numbers together that are associated with a date range, specific text, or meet a numeric criterion.