Related: Convert from Hours and minutes to Decimal. There are two main ways to show the time: '24 Hour Clock' or 'AM/PM': 24 Hour Clock: the time is shown as how many hours and minutes since midnight. So if you want to add them like decimals, convert the minutes to hundredths of a minute. 0.80 hours is also equivalent to 48 minutes and 0 seconds or 2880 seconds. Just make sure you’re rounding to the closest quarter hour so, for minutes 1 to 7, you’d round. For example, 1:30 + 1:30 does not equal 2.60. Under the FLSA, employers can choose to track employees’ time in 15-minute incrementsand if an employees’ actual hours worked falls outside of those increments, you can round to the nearest quarter-hour. In certain countries, 24-hour time is referred to as military time, since this is the time format used by militaries (and other entities) around the world, where unambiguous time measurement is particularly important. Adding hours and minutes from a time card is not like adding decimals. The hours from 0-11 denote what would be the AM hours on a 12-hour clock, while hours 12-23 denote the PM hours of a 12-hour clock.
The only difference is that the 24-hour format adds a leading zero. Converting military time to the 12-hour format is simple for the first half of the day, from 1 am to 12 pm, as the numbers are the same in both systems. This time format is an international standard, and is often used to avoid the ambiguity resulting from the use of a 12-hour clock. Military time uses the 24-hour clock, where the hours of the day are numbered from zero to 23, starting with 00 at midnight. Using the terms "12 midnight" and "12 noon" can remove ambiguity in cases where a person may not be accustomed to conventions.Ī 24-hour clock typically uses the numbers 0-23, where 00:00 indicates midnight, and a day runs from midnight to midnight over the course of 24 hours. On digital clocks and watches, "AM" stands for ante meridiem, meaning "before midday," while "PM" stands for post meridiem, or "after noon." By convention, 12 AM denotes midnight, while 12 PM denotes noon.
Depending on the clock being used, most analog clocks or watches may not include an indication of whether the time is in the morning or evening. Provides time zone conversions taking into account Daylight Saving Time (DST), local time zone and accepts present, past, or future dates. Most people read time using either a 12-hour clock or a 24-hour clock.Ī 12-hour clock uses the numbers 1-12. Time Zone Converter Time Difference Calculator. Related Time Card Calculator | Time CalculatorĪn hour is most commonly defined as a period of time equal to 60 minutes, where a minute is equal to 60 seconds, and a second has a rigorous scientific definition.
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