Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 839 · 40 sums

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.

1. 1.How many hours are there from 08:00 to 22:00?
2. 2.Write 5:50 p.m. in 24-hour time. (a) 17:50 (b) 19:50 (c) 05:50
3. 3.How many hours are there from 12:00 to 16:00?
4. 4.A film is 2 hours 10 minutes long. How many minutes is that?
5. 5.Write 3:50 a.m. in 24-hour time. (a) 05:50 (b) 15:50 (c) 03:50
6. 6.A match starts at 06:05 and lasts 2 hours 10 minutes. At what time does it end? (a) 07:15 (b) 09:15 (c) 08:15
7. 7.A match starts at 07:40 and lasts 2 hours 5 minutes. At what time does it end? (a) 08:45 (b) 10:45 (c) 09:45
8. 8.A match starts at 08:40 and lasts 4 hours 35 minutes. At what time does it end? (a) 14:15 (b) 12:15 (c) 13:15
9. 9.A train leaves at 18:50 and reaches at 19:45. How long is the journey (in minutes)?
10. 10.A train leaves at 13:05 and reaches at 14:40. How long is the journey (in minutes)?
11. 11.Write 9:35 p.m. in 24-hour time. (a) 23:35 (b) 21:35 (c) 09:35
12. 12.A match starts at 07:15 and lasts 4 hours 30 minutes. At what time does it end? (a) 12:45 (b) 10:45 (c) 11:45
13. 13.A train leaves at 09:15 and reaches at 11:55. How long is the journey (in minutes)?
14. 14.How many hours are there from 12:00 to 20:00?
15. 15.What is 17:30 in 12-hour time? (a) 5:30 a.m. (b) 7:30 p.m. (c) 5:30 p.m.
16. 16.How many hours are there from 11:00 to 21:00?
17. 17.A match starts at 14:25 and lasts 1 hour 50 minutes. At what time does it end? (a) 15:15 (b) 17:15 (c) 16:15
18. 18.A train leaves at 11:50 and reaches at 14:30. How long is the journey (in minutes)?
19. 19.A train leaves at 06:55 and reaches at 07:40. How long is the journey (in minutes)?
20. 20.What is 23:05 in 12-hour time? (a) 11:05 a.m. (b) 1:05 p.m. (c) 11:05 p.m.
21. 21.What is 17:55 in 12-hour time? (a) 7:55 p.m. (b) 5:55 p.m. (c) 5:55 a.m.
22. 22.How many hours are there from 07:00 to 11:00?
23. 23.A train leaves at 18:00 and reaches at 20:45. How long is the journey (in minutes)?
24. 24.A train leaves at 08:15 and reaches at 11:30. How long is the journey (in minutes)?
25. 25.Write 9:30 p.m. in 24-hour time. (a) 09:30 (b) 23:30 (c) 21:30
26. 26.How many hours are there from 10:00 to 16:00?
27. 27.A film is 4 hours 40 minutes long. How many minutes is that?
28. 28.A train leaves at 14:20 and reaches at 17:05. How long is the journey (in minutes)?
29. 29.A film is 4 hours 5 minutes long. How many minutes is that?
30. 30.A film is 1 hour 45 minutes long. How many minutes is that?
31. 31.Write 3:40 p.m. in 24-hour time. (a) 03:40 (b) 17:40 (c) 15:40
32. 32.A match starts at 10:00 and lasts 1 hour 25 minutes. At what time does it end? (a) 11:25 (b) 10:25 (c) 12:25
33. 33.What is 11:20 in 12-hour time? (a) 11:20 a.m. (b) 1:20 a.m. (c) 11:20 p.m.
34. 34.How many hours are there from 05:00 to 20:00?
35. 35.A train leaves at 14:00 and reaches at 16:45. How long is the journey (in minutes)?
36. 36.Write 3:05 p.m. in 24-hour time. (a) 17:05 (b) 03:05 (c) 15:05
37. 37.A match starts at 15:30 and lasts 4 hours 50 minutes. At what time does it end? (a) 20:20 (b) 19:20 (c) 21:20
38. 38.How many hours are there from 10:00 to 22:00?
39. 39.How many hours are there from 12:00 to 23:00?
40. 40.A train leaves at 19:50 and reaches at 21:55. How long is the journey (in minutes)?

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