To calculate age in Google Sheets, use the DATEDIF or YEARFRAC formulas. I’ll cover each in detail below. Follow along for screenshots and full formula explanations.

If you want to calculate the age from the date of birth in Google Sheets, then you can do so using DATEDIF or the Array formula. Learn how!

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.

Here's a quick and dirty formula you can use in Google Sheets to get a running count of cells that contain any value (numbers, dates, text, links, etc.).

This simple Google Sheets formula will show you the number of days between two dates.