Calculate hours from Start Date + Time field and End Date + Time field

[Vasishta_Monava]

Hello -

I am trying to calculate hours difference between two start date + time field & end date + time field, and looking for a formula that works to do that. Here is a screenshot:

[Kamille_Parks]

DATETIME_DIFF({End Date and Time}, {Start Date and Time}, "hours")

[Vasishta_Monava]

Thanks, Kamille! I appreciate it