Decimal Hours Converter

Convert hours and minutes to decimal hours and back

About Decimal Hours Converter

Payroll and timekeeping systems often want hours as decimals (7.75) rather than hours and minutes (7:45). This converter changes between the two and includes a quick minutes chart.

Formula

Decimal hours = hours + minutes / 60. Minutes = decimal part x 60.

How It Works

  1. Enter hours and minutes to get decimal hours.
  2. Or enter decimal hours to get hours and minutes.

Examples

CalculationExpressionResult
7 h 45 min7 + 45/607.75
8 h 20 min8 + 20/608.33
7.5 hours0.5 x 607 h 30 min

Tips

  • 15 minutes is 0.25, 30 is 0.50, 45 is 0.75.
  • 6 minutes is exactly 0.1 hour.

Frequently Asked Questions

How do I convert minutes to decimal hours?

Divide the minutes by 60. 20 minutes is 20 / 60 = 0.33 hour.

What is 7.5 hours in hours and minutes?

7 hours 30 minutes, because 0.5 x 60 = 30.

Why do timesheets use decimal hours?

They make pay math simple: 7.75 hours x $20 = $155.

Related Date & Time

Further Reading

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