Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 512 · 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.A film is 3 hours 5 minutes long. How many minutes is that?
2. 2.A train leaves at 19:10 and reaches at 21:15. How long is the journey (in minutes)?
3. 3.A train leaves at 07:10 and reaches at 08:15. How long is the journey (in minutes)?
4. 4.How many hours are there from 06:00 to 09:00?
5. 5.A train leaves at 19:10 and reaches at 21:05. How long is the journey (in minutes)?
6. 6.Write 9:15 a.m. in 24-hour time. (a) 21:15 (b) 11:15 (c) 09:15
7. 7.A train leaves at 16:50 and reaches at 19:55. How long is the journey (in minutes)?
8. 8.A film is 3 hours 45 minutes long. How many minutes is that?
9. 9.A train leaves at 14:25 and reaches at 17:15. How long is the journey (in minutes)?
10. 10.A match starts at 12:05 and lasts 2 hours 20 minutes. At what time does it end? (a) 13:25 (b) 14:25 (c) 15:25
11. 11.How many hours are there from 09:00 to 13:00?
12. 12.Write 7:40 p.m. in 24-hour time. (a) 19:40 (b) 07:40 (c) 21:40
13. 13.How many hours are there from 05:00 to 16:00?
14. 14.A train leaves at 13:55 and reaches at 16:00. How long is the journey (in minutes)?
15. 15.A match starts at 10:10 and lasts 1 hour 40 minutes. At what time does it end? (a) 12:50 (b) 10:50 (c) 11:50
16. 16.A train leaves at 08:45 and reaches at 11:25. How long is the journey (in minutes)?
17. 17.A film is 4 hours 15 minutes long. How many minutes is that?
18. 18.How many hours are there from 08:00 to 10:00?
19. 19.A match starts at 16:55 and lasts 2 hours 55 minutes. At what time does it end? (a) 20:50 (b) 18:50 (c) 19:50
20. 20.What is 10:25 in 12-hour time? (a) 12:25 a.m. (b) 10:25 p.m. (c) 10:25 a.m.
21. 21.A film is 1 hour 45 minutes long. How many minutes is that?
22. 22.How many hours are there from 11:00 to 22:00?
23. 23.How many hours are there from 12:00 to 17:00?
24. 24.What is 01:05 in 12-hour time? (a) 3:05 a.m. (b) 1:05 a.m. (c) 1:05 p.m.
25. 25.A match starts at 15:10 and lasts 3 hours 15 minutes. At what time does it end? (a) 19:25 (b) 17:25 (c) 18:25
26. 26.A film is 4 hours 55 minutes long. How many minutes is that?
27. 27.How many hours are there from 09:00 to 19:00?
28. 28.Write 3:20 p.m. in 24-hour time. (a) 03:20 (b) 15:20 (c) 17:20
29. 29.How many hours are there from 11:00 to 17:00?
30. 30.Write 3:45 a.m. in 24-hour time. (a) 03:45 (b) 15:45 (c) 05:45
31. 31.A match starts at 09:05 and lasts 4 hours 25 minutes. At what time does it end? (a) 14:30 (b) 12:30 (c) 13:30
32. 32.What is 01:30 in 12-hour time? (a) 3:30 a.m. (b) 1:30 p.m. (c) 1:30 a.m.
33. 33.Write 4:30 p.m. in 24-hour time. (a) 16:30 (b) 04:30 (c) 18:30
34. 34.How many hours are there from 12:00 to 16:00?
35. 35.A train leaves at 07:45 and reaches at 08:20. How long is the journey (in minutes)?
36. 36.A match starts at 18:45 and lasts 4 hours 50 minutes. At what time does it end? (a) 00:35 (b) 23:35 (c) 22:35
37. 37.A film is 3 hours 55 minutes long. How many minutes is that?
38. 38.Write 2:40 p.m. in 24-hour time. (a) 16:40 (b) 14:40 (c) 02:40
39. 39.Write 9:35 a.m. in 24-hour time. (a) 09:35 (b) 21:35 (c) 11:35
40. 40.How many hours are there from 06:00 to 11:00?

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