Convert Hours & Minutes to Decimal Hours

Ever wonder how to convert minutes to decimal hours? Or decimal hours to minutes? You're not alone! We get this question a lot!

We also have a time card calculator that allows you to enter an entire week of in and out times.  It then auto calculates the hours, including lunch and overtime. Of if you want to completely automate time, check out employee time tracking by OnTheClock.

Here are 3 ways...

Option 1: Use our hours/minutes to decimal hours calculator

Hours Calculator

decimal hours
 
=
hours minutes
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Option 2: Use our minutes conversion chart

Minutes Decimal Hours    Minutes Decimal Hours    Minutes Decimal Hours
1 .02   21 .35   41 .68
2 .03   22 .37   42 .70
3 .05   23 .38   43 .72
4 .07   24 .40   44 .73
5 .08   25 .42   45 .75
6 .10   26 .43   46 .77
7 .12   27 .45   47 .78
8 .13   28 .47   48 .80
9 .15   29 .48   49 .82
10 .17   30 .50   50 .83
11 .18   31 .52   51 .85
12 .20   32 .53   52 .87
13 .22   33 .55   53 .88
14 .23   34 .57   54 .90
15 .25   35 .58   55 .92
16 .27   36 .60   56 .93
17 .28   37 .62   57 .95
18 .30   38 .63   58 .97
19 .32   39 .65   59 .98
20 .33   40 .67   60 1.0

Option 3: Do the math manually, example 8 hours and 35 minutes

  1. Divide the 35 minutes by 60, e.g, 35 divided by 60 equals 0.58
  2. then add the 8 hours back in, 8 hours plus 0.58 equals 8.58 hours
Also check out our Excel Timesheet Calculator With Lunch & Overtime

Add The Time Duration Calculator To Your Site

Now you can allow your team or your customers to use this tool. With a simple copy and paste, the calculator can be added to your site.

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