Convert work hours & minutes to decimal format for payroll, timesheets, and invoicing — instantly, free, no signup required.
Examples: 7.5 = 7:30 · 7.75 = 7:45 · 2.25 = 2:15
Converting hours and minutes to decimal format is essential for accurate payroll calculations, timesheet management, and billing. Here's exactly how it works:
| Time (HH:MM) | Calculation | Decimal Hours |
|---|---|---|
| 0:15 | 0 + (15 ÷ 60) | 0.25 |
| 0:30 | 0 + (30 ÷ 60) | 0.50 |
| 0:45 | 0 + (45 ÷ 60) | 0.75 |
| 1:30 | 1 + (30 ÷ 60) | 1.50 |
| 2:45 | 2 + (45 ÷ 60) | 2.75 |
| 7:20 | 7 + (20 ÷ 60) | 7.33 |
| 8:00 | 8 + (0 ÷ 60) | 8.00 |
| 7:45 | 7 + (45 ÷ 60) | 7.75 |
Every minute from 1 to 60, instantly converted to decimal hours. Bookmark this page for fast payroll reference.
Highlighted values (15, 20, 30, 45 min) are the most commonly used in payroll. View the complete chart page →
Decimal hours are the standard format used in payroll systems, spreadsheets, and invoicing software worldwide.
Most payroll software (QuickBooks, ADP, Gusto) expects decimal hours. Converting manually saves time and prevents costly errors every pay period.
Spreadsheet formulas don't work with HH:MM time format for arithmetic. Decimal hours let you multiply by hourly rates and sum totals correctly.
Billing clients is simple: 7.75 hours × $50/hr = $387.50. No complicated time arithmetic — just clean, precise decimal multiplication.
Quick answers to the most common hours to decimal conversion questions.
1 hour 30 minutes in decimal is 1.5 hours. To convert hours and minutes to decimal, use the formula: decimal hours = hours + (minutes ÷ 60). So 1 + (30 ÷ 60) = 1.5 decimal hours. Use our free hours to decimal calculator to convert any time instantly.
To convert hours and minutes to decimal for payroll, divide the minutes by 60 and add to the hours. For example, 7 hours 45 minutes = 7 + (45 ÷ 60) = 7.75 decimal hours. Then multiply by the hourly rate to get gross pay. Our payroll hours calculator does this conversion automatically.
45 minutes as a decimal is 0.75 hours. This is calculated as 45 ÷ 60 = 0.75. So 8 hours 45 minutes = 8.75 decimal hours. See our complete minutes to decimal chart for all 60 minute values.
In Excel, to convert hours and minutes to decimal, use the formula =HOUR(A1)+MINUTE(A1)/60. Or if your time is in HH:MM format, multiply the cell by 24: =A1*24. Alternatively, use our free hours to decimal calculator online.
The formula for hours to decimal conversion is: Decimal Hours = Hours + (Minutes ÷ 60) + (Seconds ÷ 3600). For example, 2h 30m = 2 + (30÷60) = 2.5 decimal hours. This formula is used by payroll software, timesheets, and billing systems worldwide.
6-minute rounding is a payroll method where time is rounded to the nearest 6-minute increment, which equals 0.1 of an hour. Key values: 6 min = 0.1, 12 min = 0.2, 18 min = 0.3, 30 min = 0.5, 60 min = 1.0. Our hours to decimal calculator supports 6-minute rounding automatically.
Our hours to decimal calculator is accurate to 4 decimal places, which is more than sufficient for all payroll and billing purposes. You can also choose from rounding options (1-minute, 6-minute, 15-minute, 30-minute) to match your company's payroll rules.
All the time conversion tools you need, completely free.
Convert hours and minutes to decimal format for payroll and timesheets.
Convert decimal hours back to hours and minutes format (HH:MM).
Convert any decimal time like 7.75 back to hours and minutes instantly.
Add multiple time entries and get total decimal hours for the week.
Calculate gross pay by multiplying decimal hours by your hourly rate.
Full reference chart — every minute from 1 to 60 in decimal format.
Calculate total hours worked between start/end times with break deduction.
Multiply hours, minutes, and seconds by any multiplier factor instantly.
Convert total hours into standard calendar days or business workdays.
Estimate the cash payout value of your accrued, unused vacation days.
Calculate Paid Time Off (PTO) accruals per hour worked or per pay period.
Estimate game and file download times based on size and internet speed.
Convert simple fractions and mixed numbers to decimal format instantly.
Calculate calendar days, business days, and working hours between two dates.
Calculate overtime pay and estimate tax savings under tax-free policies.
Calculate daily regular, overtime (1.5x), and double-time (2.0x) pay.
Calculate your base pay or annual salary after a percentage or flat rate raise.
Calculate regular, overtime (1.5x), and double-time (2.0x) hourly wages.
Find out how standard and supplemental taxes impact your overtime take-home pay.
Proportion salaries by working hours, or calculate pro-rata rent for partial months.
Estimate the standard living wage and basic needs budget required in your cost tier.
Estimate travel payouts or tax deductions using standard annual IRS mileage rates.
Calculate standard reading and speaking times based on word count or pasted text.
Guides and tutorials to help you master hours to decimal conversion.
Step-by-step guide to converting any time value to decimal format, with real-world payroll examples.
Learn how HR professionals and business owners calculate accurate payroll using decimal hours.
A complete printable reference chart for every hour and minute combination in decimal format.