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MeBestAM/PM ↔ 24‑hour Conversion12‑hour24‑hour12‑hour24‑hour12:00 AM00:0012:00 PM12:001:00 AM01:001:00 PM13:002:00 AM02:002:00 PM14:003:00 AM03:003:00 PM15:004:00 AM04:004:00 PM16:005:00 AM05:005:00 PM17:006:00 AM06:006:00 PM18:007:00 AM07:007:00 PM19:008:00 AM08:008:00 PM20:009:00 AM09:009:00 PM21:0010:00 AM10:0010:00 PM22:0011:00 AM11:0011:00 PM23:00Notes• AM = 00:00–11:59 (midnight → noon) · PM = 12:00–23:59 (noon → midnight)• Midnight is 12:00 AM · Noon is 12:00 PM• 12h→24h：PM +12 (except 12 PM=12:00); 12 AM=00:00• 24h→12h：≥13 → −12 + PM；00:00=12:00 AMQuick conversion checks• 7:15 PM = 19:15• 06:40 = 6:40 AM• 12:00 AM = 00:00• 12:30 PM = 12:30Coach notes1. 12 AM is the reset point: it becomes 00:00.2. 12 PM stays 12:00 because noon is already in the PM half of the day.3. For 1 PM to 11 PM, add 12 and keep the minutes the same.MeBest Cheatsheet — AM/PM ↔ 24‑hour (SVG)