How to measure age with an online calculator

Power Query has a easy manner of calculating the age. Below is the DimCustomer desk from AdventureWorksDW desk which as a birthdate column. I even have eliminates a number of the greater columns to make it simpler to read;
To calculate the age of every customer, all you want is to:

In Power BI Desktop, Click on Transform Data
In Power Query Editor window; choose the Birthdate column first
visit Add Column Tab, below “From Date & Time” section, and below Date, choose Age