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Convert decimal seconds to Excel time

We can use a formula to convert seconds in decimal format to Excel time. We will divide the seconds by 86400. The steps below will walk through the process.

Figure 1: How to Convert Decimal Seconds to Excel time

Formula

=A4/86400

Setting up the Data

  • We will set up our data by inputting the time in seconds in Column A
  • The EXCEL TIME will be returned in Column B and afterward, we will convert it to a formatted time

Figure 2: Setting up the Data

Excel time

  • We will click on Cell B4
  • We will insert the formula below
    =A4/86400
  • We will press the enter key

Figure 3: Excel time for Cell B4

  • We will click on Cell B4 again
  • We will double click on the fill handle tool (the small plus sign at the bottom right of Cell B4) and drag down to copy the formula into the other cells

Figure 4: Excel time

Formatted time

 

  • We will click on Cell B4
  • We will right-click and click on format cells

 

Figure 5: Dialog box for formatting time

  • On the dialog box, we will click time and select the type
  • We will click OK

Figure 6: Formatted time for Cell B4

  • We will click on Cell B4 again
  • We will double click on the fill handle tool (the small plus sign at the bottom right of Cell B4) and drag down to copy the formula into the other cells

Figure 7: Formatted time for Column B

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Another blog reader asked this question today on Excelchat:
Here are some problems that our users have asked and received explanations on

I have time which is expressed as, e.g. 11:40:43:82, or hh:mm:ss: [decimal seconds], which I need to convert into total time in seconds, still retaining the decimal fraction. I have Excel 2016 on my PC. Can you help me, please?
Solved by Z. J. in 19 mins
Please tell me the formula to convert minutes and seconds in format 00:00 to decimal. Thank you.
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I need a formula that will convert hours worked into decimal format without seconds. Ex. 9 hrs and 18 minutes (9:18) worked converted to 9.3
Solved by V. S. in 13 mins

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