1.31 hours (h) to minutes (min)

1.31 hours = 78.6 minutes

To convert 1.31 hours to minutes, multiply 1.31 hours by the conversion factor 60 (since 1 hour equals 60 minutes).

The conversion formula is :
minutes = hours × 60

Here's the calculation to convert 1.31 h to min :
1.31 hours × 60 = 78.6 minutes

Therefore, 1.31 hours is equal to 78.6 minutes

An hour is a unit of time equal to 60 minutes, defined as 1/24 of a day or the time it takes the Earth to complete 1/24 of a full rotation on its axis. It is abbreviated using the symbol h or hr (e.g. 1.31 h or 1.31 hr).

The minute is a unit of time equal to 60 seconds. It is abbreviated using the symbol min (e.g. 78.6 min).