When most people think of the metric system, they think of measuring weight and distance. However, the metric system also has a littleused time system utilizing a 10hour day and each hour having 100 minutes. These metric hours and metric minutes have different lengths than the standard hours and minutes used by most people today. However, if you know the conversion factors, you can quickly convert from a 100 minute clock to standard time.
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Multiply the number of hours on the 100 minute clock by 2.4 to convert to standard hours. For example, if the time on the 100 minute clock is 3:27:10, you would multiply 3 by 2.4 to get 7.2 hours.

Multiply the decimal remainder for the number of hours by 60 to convert from standard hours to minutes. In this example, you would multiply 0.2 by 60 to get 12.

Multiply the number of minutes on the 100 minute time clock by 1.44 to convert to standard minutes. In this example, you would multiply 27 by 1.44 to get 38.88.

Multiply the decimal remainder for the number of minutes by 60 to convert from standard minutes to seconds. In this example, you would multiply 0.88 by 60 to get 52.8 seconds.

Multiply the number of seconds on the 100 minute clock by 0.864 to convert to standard seconds. In this example, you would multiply 0.864 by 10 to get 8.64 seconds.

Add the hours, minutes and seconds together to find the time converted from the 100 minute clock to standard time. Completing the example, you would add 7 hours, 12 minutes, 38 minutes, 52.8 seconds and 8.64 seconds to find that 3:27:10 converts to 7:51:01.44 in standard time.
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