hours to minutes
This converter makes instant conversions from hours to minutes as time duration. To use the converter, please provide a value in the input field. The converter will begin making conversions as the values are being typed in. To add or subtract time from a date, please use our date calculator. To add, subtract, multiply, and divide time, please use our time calculator. To calculate the time between two dates, please use our days calculator.
How many minutes in an hour?
ISO 8601 is an international standard covering the worldwide exchange and communication of date and time-related data. ISO 8601 uses the 24-hour clock system, which means there are 24 hours in a day, 60 minutes in an hour, and 60 seconds in a minute. Based on this standard, there are exactly 60 minutes in an hour.
How to convert hours to minutes
Based on the definition of 60 minutes in an hour, the hour to minute conversion formula is:
min = 60 × hr
Thus, to convert from hours to minutes, multiply a value in hours by 60. For example, convert 1.5 hours to minutes:
1.5 hr = 1.5 × 60 min = 90 min