Decimal Hours Converter
Convert decimal hours to hours and minutes, or an HH:MM duration to decimal hours and total minutes.
Result
Complete the fields to see the result.
The calculation runs locally in your browser.
Decimal hours and HH:MM
A decimal fraction of an hour represents part of 60 minutes: 1.5 hours is 1 hour 30 minutes; 1 hour 45 minutes equals 1.75 hours.
Total minutes
Total-minute output helps with timesheets and work calculations. This tool converts quantities but applies no payroll rules.
Frequently asked questions
How do I convert 2.25 hours?
Multiply 0.25 by 60 to get 15 minutes: 2 h 15 min.
How do I convert 1:45 to decimal?
Divide 45 by 60 and add 1, producing 1.75.
Are minutes rounded?
When converting from decimals, it rounds to the nearest minute for HH:MM display.