The first two digits represent hours, and the last two represent the minutes of the 24-hour clock. This is used for precision and accuracy across large organizations where a simplified system of time-telling is required. Distinguishing the two diurnal repetitions of this sequence. To convert civilian time to military time, simply add 12 to numbers after noon. A large portion of the world uses military time for timekeeping. However, nations such as the US and the UK are more used to the 12-hour cycle, with only certain professionals relying on military time in the course of their duties. Despite its limited use in some countries, military time is a good timekeeping system for you to know as you’re likely to encounter it at some point in your life. For example, you could be forced to use military time while dealing with a first responder or traveling to a nation where the 24-hour clock is in standard use. We use military time to ensure brevity and accuracy when talking about times. For example, conveying a specific time over the radio may cause the receiving party to misunderstand or not hear clearly whether person speaking says "AM" or "PM". military time (faustinodearring1983.blogspot.com) removes this ambiguity — "0800," or zero eight hundred hours, requires no clarification and can only represent a single point on the 24-hour cycle. The question sometimes arises whether midnight is written as 2400 or 0000.