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Decimal hours calculator

To convert minutes to decimal hours, divide the minutes by 60. 45 minutes is 45 ÷ 60 = 0.75, so 7 hours 45 minutes is 7.75 hours. To go back, multiply the decimal part by 60.

Hours and minutes → decimal

45 ÷ 60 = 0.757.75hours

Decimal → hours and minutes

0.33 × 60 = 20 min8h 20m

Minutes to decimal hours chart

Each minute is 1/60 of an hour, about 0.0167. Find the minutes, read the decimal, and add it to the whole hours.

1 min0.02
2 min0.03
3 min0.05
4 min0.07
5 min0.08
6 min0.10
7 min0.12
8 min0.13
9 min0.15
10 min0.17
11 min0.18
12 min0.20
13 min0.22
14 min0.23
15 min0.25
16 min0.27
17 min0.28
18 min0.30
19 min0.32
20 min0.33
21 min0.35
22 min0.37
23 min0.38
24 min0.40
25 min0.42
26 min0.43
27 min0.45
28 min0.47
29 min0.48
30 min0.50
31 min0.52
32 min0.53
33 min0.55
34 min0.57
35 min0.58
36 min0.60
37 min0.62
38 min0.63
39 min0.65
40 min0.67
41 min0.68
42 min0.70
43 min0.72
44 min0.73
45 min0.75
46 min0.77
47 min0.78
48 min0.80
49 min0.82
50 min0.83
51 min0.85
52 min0.87
53 min0.88
54 min0.90
55 min0.92
56 min0.93
57 min0.95
58 min0.97
59 min0.98
60 min1.00

Common timesheet conversions

TimeDecimal hours
7:307.50
7:457.75
8:208.33
8:308.50
8:408.67
38:0038.00

The mistake that underpays every half hour

7.30 on a timesheet is not 7 hours 30 minutes. In decimal, 7 hours 30 minutes is 7.5. Written as 7.30, it pays 7 hours 18 minutes. Always convert before multiplying by a rate. To total a whole week first, use the time card calculator.

Decimal Hours Calculator
questions

How do I convert minutes to decimal hours?

Divide the minutes by 60. 15 minutes is 0.25 hours, 30 minutes is 0.5, 45 minutes is 0.75. Add the result to the whole hours: 3 hours 20 minutes is 3 + 20 ÷ 60 = 3.33 hours.

How do I convert decimal hours to hours and minutes?

Keep the whole number as hours, then multiply the decimal part by 60 for minutes. 6.4 hours is 6 hours plus 0.4 × 60 = 24 minutes, so 6 hours 24 minutes.

Is 7.30 hours the same as 7 hours 30 minutes?

No. 7.30 decimal hours is 7 hours 18 minutes. 7 hours 30 minutes is 7.5 hours. Mixing the two is the most common timesheet mistake, and it underpays every half hour.

How many decimal places should payroll use?

Two is standard. Minutes that don't divide evenly by 60, like 20 minutes (0.333…), round to 0.33. Over a week the rounding difference is a few cents.

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