Class 4 Maths Worksheet: 24-Hour Clock
The method (Add 12 after noon): a.m. → keep the hour, written with 2 digits: 07:15. p.m. → add 12 to the hour: 3:35 p.m. = 15:35. 24-hour back to 12-hour: hour more than 12 → take away 12 and say p.m. Time taken: count whole hours, then minutes. 1 hour = 60 minutes.
NameDateTime takenScore ___ / 40
- 1.A train leaves at 06:40 and reaches at 07:45. How long is the journey (in minutes)?
- 2.A film is 3 hours 45 minutes long. How many minutes is that?
- 3.How many hours are there from 05:00 to 19:00?
- 4.How many hours are there from 11:00 to 17:00?
- 5.A match starts at 09:20 and lasts 2 hours 20 minutes. At what time does it end? (a) 12:40 (b) 11:40 (c) 10:40
- 6.What is 07:35 in 12-hour time? (a) 7:35 p.m. (b) 9:35 a.m. (c) 7:35 a.m.
- 7.What is 04:40 in 12-hour time? (a) 6:40 a.m. (b) 4:40 a.m. (c) 4:40 p.m.
- 8.A match starts at 16:25 and lasts 2 hours 35 minutes. At what time does it end? (a) 19:00 (b) 18:00 (c) 20:00
- 9.How many hours are there from 08:00 to 12:00?
- 10.A match starts at 09:30 and lasts 4 hours 5 minutes. At what time does it end? (a) 12:35 (b) 14:35 (c) 13:35
- 11.A film is 4 hours 10 minutes long. How many minutes is that?
- 12.A film is 1 hour 10 minutes long. How many minutes is that?
- 13.Write 6:10 a.m. in 24-hour time. (a) 08:10 (b) 18:10 (c) 06:10
- 14.A film is 4 hours 5 minutes long. How many minutes is that?
- 15.A train leaves at 15:55 and reaches at 16:35. How long is the journey (in minutes)?
- 16.A train leaves at 15:45 and reaches at 19:05. How long is the journey (in minutes)?
- 17.A match starts at 06:10 and lasts 1 hour 55 minutes. At what time does it end? (a) 09:05 (b) 08:05 (c) 07:05
- 18.A match starts at 18:10 and lasts 4 hours 50 minutes. At what time does it end? (a) 00:00 (b) 23:00 (c) 22:00
- 19.Write 3:35 a.m. in 24-hour time. (a) 15:35 (b) 03:35 (c) 05:35
- 20.A train leaves at 15:10 and reaches at 16:05. How long is the journey (in minutes)?
- 21.Write 8:50 p.m. in 24-hour time. (a) 08:50 (b) 20:50 (c) 22:50
- 22.What is 13:35 in 12-hour time? (a) 1:35 p.m. (b) 3:35 p.m. (c) 1:35 a.m.
- 23.A match starts at 11:00 and lasts 4 hours 5 minutes. At what time does it end? (a) 15:05 (b) 16:05 (c) 14:05
- 24.How many hours are there from 06:00 to 13:00?
- 25.A film is 2 hours 20 minutes long. How many minutes is that?
- 26.A train leaves at 16:15 and reaches at 19:35. How long is the journey (in minutes)?
- 27.A film is 3 hours 50 minutes long. How many minutes is that?
- 28.A train leaves at 08:00 and reaches at 09:10. How long is the journey (in minutes)?
- 29.Write 4:35 p.m. in 24-hour time. (a) 04:35 (b) 16:35 (c) 18:35
- 30.A film is 3 hours 30 minutes long. How many minutes is that?
- 31.How many hours are there from 10:00 to 17:00?
- 32.A match starts at 15:25 and lasts 2 hours 40 minutes. At what time does it end? (a) 19:05 (b) 17:05 (c) 18:05
- 33.How many hours are there from 08:00 to 21:00?
- 34.Write 11:30 p.m. in 24-hour time. (a) 01:30 (b) 23:30 (c) 11:30
- 35.Write 11:20 p.m. in 24-hour time. (a) 11:20 (b) 01:20 (c) 23:20
- 36.A train leaves at 09:00 and reaches at 09:40. How long is the journey (in minutes)?
- 37.A match starts at 06:55 and lasts 4 hours 15 minutes. At what time does it end? (a) 12:10 (b) 11:10 (c) 10:10
- 38.A train leaves at 11:15 and reaches at 12:20. How long is the journey (in minutes)?
- 39.How many hours are there from 07:00 to 20:00?
- 40.What is 17:05 in 12-hour time? (a) 7:05 p.m. (b) 5:05 p.m. (c) 5:05 a.m.
Answer key
- 65
- 225
- 14
- 6
- 11:40
- 7:35 a.m.
- 4:40 a.m.
- 19:00
- 4
- 13:35
- 250
- 70
- 06:10
- 245
- 40
- 200
- 08:05
- 23:00
- 03:35
- 55
- 20:50
- 1:35 p.m.
- 15:05
- 7
- 140
- 200
- 230
- 70
- 16:35
- 210
- 7
- 18:05
- 13
- 23:30
- 23:20
- 40
- 11:10
- 65
- 13
- 5:05 p.m.
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