Snapshot of Data
I have the table that has some data related to employee start date and end date for specific task
How to calculate "Total Working days" using the above data show in the picture above
You might want to look at below posts
https://kb.tableau.com/articles/howto/calculating-the-number-of-business-days-in-a-month
https://community.tableau.com/thread/239362
https://community.tableau.com/thread/126175