## How to convert decimal hours/minutes to time format in Excel?

In some cases, you may record time as decimal hours or minutes such as this 31.23, how can you convert this decimal hours or decimal minutes to standard time format hh:mm:ss as below screenshot shown. In this article, I introduce some tricks for you to quickly finish this conversion in Excel.

Convert decimal hours/minutes to time format with formulas

Convert time to decimal hours/minutes/seconds

#### Convert decimal hours/minutes to time format with formulas

Here are some simple formulas which can help you to quickly convert decimal hours or decimal minutes to hh:mm:ss.

1. Select a blank cell which you want to output the converted result, and enter this formula =A2/24, drag fill handle over the cells you need. See screenshot:

2. Keep the formula cells highlighted, and right click to show context menu and select Format Cells. And in the Format Cells dialog, select Time from the Category list, and choose one time type as you need from right section. See screenshot:

3. Click OK. Now the decimal hours have been converted to time format.

Note: if you want to convert decimal minutes to time format, you can apply this formula =A2/1440, and then format the cells as the time format you want. If you want to convet seconds to time, use this formula =A2/86400. See screenshot:

#### Convert time to decimal hours/minutes/seconds

If you want to convert time in format hh:mm:ss to decimal hours, minutes or seconds, the Convert Time utility of Kutools for Excel to quickly solve this job.

 with more than 300 handy functions, makes your jobs more easier. Free DownloadFull features 30 days free trial

After installing Kutools for Excel, please do as below:

Select the time cells you want to convert, click Kutools > Content > Convert Time > Time to Hours/Time to Minutes/Time to Seconds.

If you want to save the converted result in another location, click Kutools > Content > Convert Time > Convert Time, then in the popping dialog, check the operation as you need, and select one cell to place the result.

#### Easily add days/years/month/hours/minutes/seconds to a datetime in Excel

Supposing you have a date time format data in a cell, and now you need to add a number of days, years, months, hours, minutes, or seconds to this date. Normally, using formula is the first method for all Excel users, but it’s hard to remember all formulas. With Kutools for Excel’s Date & Time Helper utility, you can easily add days, years, months, or hours, minutes or seconds to a date time, moreover, you can caculate the date difference, or the age based on a given birthday without remembering the formula at all. Click for full-featured free trial in 30 days!

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안녕하세요.
상기 방법으로 십진수를 시간으로 변경했는데...
31.23 => 변환 했더니 7:13:48 로 나오네요... 31:13:48로 안나오는데...
서식에서도 영문과 같은 예시는 없네요....
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Hi, you may need to format the result as 37:30:55. Select the result cell, press Ctrl + 1 to enable the Format Cells dialog, and choose 37:30:55 from the Type in the Time section.
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Thanks a lot, Sunny.
:-)
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Hello,
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Hi, Gogara, just format the cell as dd:hh:mm in the Format Cells dialog. Please see the screenshot:
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I have the starting time and total hours required, how will i find the ending time in excel.
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My way of converting mm:ss to decimal equivalent:
2:42 in any cell e.g. A1 then in Cell A2 Formula =(A1-INT(A1))*24 - hit "enter" & Voila! there's your answer: 2.70
Hope this helps. Good luck
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Okay good, but what about the other way around? Decimal minute back to mm:ss ??
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