Free tool
Minutes to decimal hours converter (with chart)
Payroll and invoicing systems usually want hours as decimals: 1:45 becomes 1.75. Type minutes or H:MM and get decimal hours — or use the chart below.
Decimal hours
1.75
1:45 hours and minutes
| Minutes | Decimal | Minutes | Decimal | Minutes | Decimal |
|---|---|---|---|---|---|
| 1 | 0.02 | 21 | 0.35 | 41 | 0.68 |
| 2 | 0.03 | 22 | 0.37 | 42 | 0.70 |
| 3 | 0.05 | 23 | 0.38 | 43 | 0.72 |
| 4 | 0.07 | 24 | 0.40 | 44 | 0.73 |
| 5 | 0.08 | 25 | 0.42 | 45 | 0.75 |
| 6 | 0.10 | 26 | 0.43 | 46 | 0.77 |
| 7 | 0.12 | 27 | 0.45 | 47 | 0.78 |
| 8 | 0.13 | 28 | 0.47 | 48 | 0.80 |
| 9 | 0.15 | 29 | 0.48 | 49 | 0.82 |
| 10 | 0.17 | 30 | 0.50 | 50 | 0.83 |
| 11 | 0.18 | 31 | 0.52 | 51 | 0.85 |
| 12 | 0.20 | 32 | 0.53 | 52 | 0.87 |
| 13 | 0.22 | 33 | 0.55 | 53 | 0.88 |
| 14 | 0.23 | 34 | 0.57 | 54 | 0.90 |
| 15 | 0.25 | 35 | 0.58 | 55 | 0.92 |
| 16 | 0.27 | 36 | 0.60 | 56 | 0.93 |
| 17 | 0.28 | 37 | 0.62 | 57 | 0.95 |
| 18 | 0.30 | 38 | 0.63 | 58 | 0.97 |
| 19 | 0.32 | 39 | 0.65 | 59 | 0.98 |
| 20 | 0.33 | 40 | 0.67 | 60 | 1.00 |
The formula
Decimal hours = minutes ÷ 60. For H:MM, it's hours + minutes ÷ 60. So 7:20 = 7 + 20/60 = 7.33.
Common conversions
- 15 minutes = 0.25
- 30 minutes = 0.50
- 45 minutes = 0.75
- 20 minutes = 0.33
- 40 minutes = 0.67
- 50 minutes = 0.83
Rounding
Two decimals are standard. Some payroll systems round to the nearest quarter hour; check your policy before rounding.
Frequently asked questions
How do I convert 1 hour 45 minutes to decimal?
1 + 45/60 = 1.75 hours.
What is 10 minutes in decimal?
10 ÷ 60 = 0.17 hours (0.1667 unrounded).
Can Hourtick show decimals automatically?
Yes, switch the workspace time format to decimal hours.
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