Decimal to Time Calculator

This free decimal to time calculator can convert scientific decimal hours into standard time hours and minutes.

Time to Decimal Calculator ►

How Does the Decimal to Time Calculator Work?

The tool uses the following formula to convert decimal hours to hours and minutes:

  • Hours = Integer part of the decimal (whole number).
  • Minutes = Decimal part × 60

Example:

If you have 3.65 decimal hours, the conversion would be:

  • Hours = 3 (whole number)
  • Minutes = 0.65 × 60 = 39

So, the final result is 3 hours and 39 minutes.

Steps to Use the Calculator:

  1. Enter a decimal number (e.g., 4.5, 16.85, 12.3).
  2. Press the 'Convert' button.
  3. The tool takes the integer part as hours and multiplies the decimal part by 60.
  4. Lastly, it shows the time result in 'HH:MM' format.