Updated on 2025-09-15 Free · en/fr
Convert minutes to decimal hours and decimal hours back to minutes instantly. Perfect for payroll, timesheets, and Excel formulas with our free, accurate conversion tool.
Formula: Decimal Hours = Hours + (Minutes ÷ 60)
How to Convert Minutes to Decimal
Formula
Decimal Hours = Hours + (Minutes ÷ 60)
Minutes = (Decimal Hours - Whole Hours) × 60
To convert minutes to decimal hours, divide the number of minutes by 60 and add to the whole hours. For example, 1 hour and 30 minutes equals 1.5 decimal hours (1 + 30÷60 = 1.5).
Step-by-Step Examples
Example 1: Converting 2 hours 45 minutes
- Start with: 2 hours 45 minutes
- Divide minutes by 60: 45 ÷ 60 = 0.75
- Add to hours: 2 + 0.75 = 2.75
- Result: 2.75 decimal hours
Example 2: Converting 0.25 decimal hours
- Start with: 0.25 decimal hours
- Multiply decimal part by 60: 0.25 60 = 15
- Result: 0 hours 15 minutes
Example 3: Converting 8 hours 7 minutes (Edge Case)
- Start with: 8 hours 7 minutes
- Divide minutes by 60: 7 ÷ 60 = 0.1167
- Add to hours: 8 + 0.1167 = 8.1167
- Result: 8.12 decimal hours (rounded)
Minutes to Decimal Hours Conversion Chart
| Minutes | Decimal Hours | Minutes | Decimal Hours |
|---|---|---|---|
| 5 minutes | 0.08 | 35 minutes | 0.58 |
| 10 minutes | 0.17 | 40 minutes | 0.67 |
| 15 minutes | 0.25 | 45 minutes | 0.75 |
| 20 minutes | 0.33 | 50 minutes | 0.83 |
| 25 minutes | 0.42 | 55 minutes | 0.92 |
| 30 minutes | 0.50 | 60 minutes | 1.00 |
When to Use This Minutes to Decimal Converter
- Payroll Processing: Convert employee timesheet hours and minutes to decimal format for payroll calculations
- Excel Formulas: Input time data in decimal format for mathematical operations in spreadsheets
- Project Time Tracking: Calculate total project hours in decimal format for billing and reporting
- Degrees Minutes Seconds: Convert angular measurements from DMS to decimal degrees format
- Time Card Management: Process punch-in/punch-out times for accurate hour calculations
- Contractor Billing: Convert work time to decimal hours for invoicing clients
Frequently Asked Questions
How do you convert 45 minutes to decimal?
To convert 45 minutes to decimal, divide 45 by 60: 45 ÷ 60 = 0.75. So 45 minutes equals 0.75 decimal hours.
What is 20 minutes in decimal form?
20 minutes in decimal form is 0.33 hours. This is calculated by dividing 20 by 60 (20 ÷ 60 = 0.3333, rounded to 0.33).
How to convert hours and minutes to decimal in Excel?
In Excel, if your time is in cell A1 (format h:mm), multiply by 24 to get decimal hours: =A1*24. Or use our converter and copy the decimal result directly into Excel.
What is the decimal equivalent of 1 hour 30 minutes?
1 hour 30 minutes equals 1.5 decimal hours. Calculate: 1 + (30 ÷ 60) = 1 + 0.5 = 1.5 decimal hours.
How do you convert decimal hours back to minutes?
To convert decimal hours to minutes, multiply the decimal part by 60. For example, 2.75 hours = 2 hours + (0.75 × 60) = 2 hours 45 minutes.
Is this minutes to decimal calculator accurate for payroll?
Yes, our calculator follows standard time conversion rules used in payroll systems. It accurately converts time to decimal format required for wage calculations and timesheet processing.
Methodology
This converter uses the standard time conversion formula where 1 hour equals 60 minutes. All calculations follow internationally accepted time measurement standards. The decimal results are rounded to two decimal places for practical use in payroll and business applications, while maintaining mathematical accuracy for all conversions.
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