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A time format converter switches between 12-hour (AM/PM) and 24-hour (military) time, and converts between different time representations including decimal hours and HH:MM:SS.

공식

Seconds ↔ Minutes (÷/×60), Minutes ↔ Hours (÷/×60), Hours ↔ Days (÷/×24)
s
Seconds (count)
m
Minutes (count)
h
Hours (decimal/count)
d
Days (decimal/count)

단계별 가이드

  1. 112h to 24h: PM hours add 12 (except noon); AM midnight = 00:00
  2. 224h to 12h: hours > 12 subtract 12 and add PM
  3. 3Decimal hours: HH + MM/60 + SS/3600
  4. 41:30 PM = 13:30; 12:00 AM = 00:00; 12:00 PM = 12:00

풀어진 예시

입력
3:45 PM
결과
15:45 in 24-hour format; 15.75 decimal hours

자주 묻는 질문

How many seconds in 2 hours?

2 hrs × 60 min/hr × 60 sec/min = 7,200 seconds.

How do I convert 0.5 days to hours?

0.5 days × 24 hours/day = 12 hours.

What's 90 minutes in hours and minutes?

90 ÷ 60 = 1.5 hours = 1 hour 30 minutes.

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