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jacobconnell's avatar
jacobconnell
Copper Contributor
Nov 09, 2023
Solved

Excel: Formula to convert "Chunks of time" into "Whole number" units for every 15 Minutes

I need to convert every 15 minutes worked into a whole number Unit, rounding down if it hasn't reached the 15 minute increment.  Issue being that the times worked are not easy to measure as I may be working for 2 minutes, then later 8 minutes, and then later 30 minutes.  I currently have it expressed as shown in Column A on the attached Excel sheet, and I manually add up the time at the end of the day or whenever I need it and enter the information into Column B.  If anyone has an easy solution that wouldn't add too many extra cells, it would be appreciated.

 

Test Convert 

    • jacobconnell's avatar
      jacobconnell
      Copper Contributor
      That actually works amazingly, thank you.

      Apologies for not asking before, but is there a way to eliminate the need for the "PM" to be added for when a time chunk crosses 12:59PM?

      Example: 11:49-1:23

      Currently without adding AM to "11:49" and PM to "1:23", the function returns a negative number.

      There will never be a case of multiple of these crossings in a single cell, and there will never be a case where a time chunk will go into the next day (As in "10:29AM-1:22AM" or "12:49PM-1:34AM" will never happen or be a concern).

      I can definitely use it as though, just wanted to ask if that is possible/an easy fix. And again, I appreciate you sharing that fix
      • peiyezhu's avatar
        peiyezhu
        Bronze Contributor
        EndTime = StartAndEnd(1)
        'not next day add PM
        if EndTime<StartAndEnd then

        EndTime = StartAndEnd(1) & "PM"
        end if
        Total = Total + EndTime - StartTime

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