• Dec 19, 2025 11pm To 24hr ur: For AM times, keep the numbers the same. For PM times, add 12 to the number (except for 12 PM, which remains 12:00 in 24-hour format). 24-hour to 12-hour: For times from 00:00 to 11:59, these remain the same and are designated AM. For times from 12:00 to 23:59, subtract 12 from By Vita Medhurst
