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Date & time

Hours and minutes converter

Convert hours, minutes and seconds into decimal hours and a total number of minutes or seconds.

Free & no registration Calculated in your browser
01

Your inputs

The starting values are an example.

Decimals: 12.5 · Thousands: 1,234.56. Follow the field instructions for lists.

02

Your result

Enter your values and select Calculate.

Your calculation will appear here.

Your result will include the relevant values and units.

Understand the calculation

Formula and example

How it is calculated

Decimal hours = hours + minutes/60 + seconds/3,600

Worked example

1 hour 30 minutes equals 1.5 decimal hours, 90 minutes or 5,400 seconds.

Things to check

  • This represents a duration. No fixed month or year length is assumed.