24-hour conversion table: 00:00 = 12:00 midnight (start of day) 01:00 = 1:00 a.m. 02:00 = 2:00 a.m. 03:00 = 3:00 a.m. 04:00 = 4:00 a.m. 05:00 = 5:00 a.m. 06:00 = 6:00 a.m. 07:00 = 7:00 a.m. 08:00 = 8:00 a.m. 09:00 = 9:00 a.m. 10:00 = 10:00 a.m. 11:00 = 11:00 a.m. 12:00 = 12:00 (noon) 13:00 = 1:00 p.m. 14:00 = 2:00 p.m. 15:00 = 3:00 p.m. 16:00 = 4:00 p.m. 17:00 = 5:00 p.m. 18:00 = 6:00 p.m. 19:00 = 7:00 p.m. 20:00 = 8:00 p.m. 21:00 = 9:00 p.m. 22:00 = 10:00 p.m. 23:00 = 11:00 p.m. 00:00 = 12:00 midnight (end of day)   Tips: 12 am (midnight) is 00:00 on a 24-hour... Show more

24-hour conversion table:
00:00 = 12:00 midnight (start of day)
01:00 = 1:00 a.m.
02:00 = 2:00 a.m.
03:00 = 3:00 a.m.
04:00 = 4:00 a.m.
05:00 = 5:00 a.m.
06:00 = 6:00 a.m.
07:00 = 7:00 a.m.
08:00 = 8:00 a.m.
09:00 = 9:00 a.m.
10:00 = 10:00 a.m.
11:00 = 11:00 a.m.
12:00 = 12:00 (noon)
13:00 = 1:00 p.m.
14:00 = 2:00 p.m.
15:00 = 3:00 p.m.
16:00 = 4:00 p.m.
17:00 = 5:00 p.m.
18:00 = 6:00 p.m.
19:00 = 7:00 p.m.
20:00 = 8:00 p.m.
21:00 = 9:00 p.m.
22:00 = 10:00 p.m.
23:00 = 11:00 p.m.
00:00 = 12:00 midnight (end of day)
 

Tips:

12 am (midnight) is 00:00 on a 24-hour clock

12 pm (noon) is 12:00 on a 24-hour clock

All other am times are the same as on a 12-hour clock (but put a 0 in front of single-digit hours)

All other pm times are converted to 24-hour times by adding 12 to the hours

 

Related test:

11 Plus (11+) Maths Practice Test: Time (Very Easy)

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