Google – Sheets – Calculate Time Difference

You would like to calculate time differences in time related column. If Column A has 9:30 AM and Column B has 2:00 PM, the result should be 4:30 (4 hours and 30 mins)

Google has added a new number format called Duration.
Select your columns that contains the time fields then choose

Format -> Number -> Time

Select your calculated field and change the format as follows

Format -> Number -> Duration

In the calculated fields simply subtract the fields e.g. B-A

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