Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 334 · 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.What is 08:30 in 12-hour time? (a) 8:30 a.m. (b) 8:30 p.m. (c) 10:30 a.m.
2. 2.A film is 1 hour 25 minutes long. How many minutes is that?
3. 3.Write 4:00 a.m. in 24-hour time. (a) 04:00 (b) 16:00 (c) 06:00
4. 4.What is 06:35 in 12-hour time? (a) 6:35 p.m. (b) 8:35 a.m. (c) 6:35 a.m.
5. 5.How many hours are there from 05:00 to 09:00?
6. 6.A train leaves at 12:15 and reaches at 14:55. How long is the journey (in minutes)?
7. 7.How many hours are there from 08:00 to 23:00?
8. 8.A film is 2 hours 5 minutes long. How many minutes is that?
9. 9.A film is 1 hour 30 minutes long. How many minutes is that?
10. 10.A train leaves at 16:10 and reaches at 19:10. How long is the journey (in minutes)?
11. 11.Write 6:30 a.m. in 24-hour time. (a) 18:30 (b) 08:30 (c) 06:30
12. 12.A match starts at 09:15 and lasts 2 hours 10 minutes. At what time does it end? (a) 10:25 (b) 11:25 (c) 12:25
13. 13.Write 8:05 p.m. in 24-hour time. (a) 22:05 (b) 20:05 (c) 08:05
14. 14.A film is 2 hours 10 minutes long. How many minutes is that?
15. 15.A train leaves at 11:30 and reaches at 14:30. How long is the journey (in minutes)?
16. 16.Write 4:35 p.m. in 24-hour time. (a) 04:35 (b) 18:35 (c) 16:35
17. 17.Write 3:50 a.m. in 24-hour time. (a) 05:50 (b) 03:50 (c) 15:50
18. 18.A match starts at 09:45 and lasts 4 hours. At what time does it end? (a) 12:45 (b) 13:45 (c) 14:45
19. 19.A match starts at 13:05 and lasts 4 hours 55 minutes. At what time does it end? (a) 18:00 (b) 19:00 (c) 17:00
20. 20.Write 4:05 p.m. in 24-hour time. (a) 16:05 (b) 04:05 (c) 18:05
21. 21.What is 10:10 in 12-hour time? (a) 12:10 a.m. (b) 10:10 a.m. (c) 10:10 p.m.
22. 22.Write 6:00 a.m. in 24-hour time. (a) 08:00 (b) 18:00 (c) 06:00
23. 23.What is 03:05 in 12-hour time? (a) 3:05 a.m. (b) 5:05 a.m. (c) 3:05 p.m.
24. 24.How many hours are there from 05:00 to 07:00?
25. 25.A train leaves at 09:45 and reaches at 11:55. How long is the journey (in minutes)?
26. 26.Write 9:00 p.m. in 24-hour time. (a) 23:00 (b) 21:00 (c) 09:00
27. 27.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 08:25 (c) 06:25
28. 28.A train leaves at 07:55 and reaches at 09:00. How long is the journey (in minutes)?
29. 29.How many hours are there from 07:00 to 16:00?
30. 30.What is 13:35 in 12-hour time? (a) 3:35 p.m. (b) 1:35 p.m. (c) 1:35 a.m.
31. 31.Write 5:10 a.m. in 24-hour time. (a) 05:10 (b) 07:10 (c) 17:10
32. 32.A film is 4 hours 55 minutes long. How many minutes is that?
33. 33.What is 16:50 in 12-hour time? (a) 6:50 p.m. (b) 4:50 p.m. (c) 4:50 a.m.
34. 34.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 09:05 (c) 11:05
35. 35.A film is 2 hours 45 minutes long. How many minutes is that?
36. 36.A match starts at 18:40 and lasts 1 hour. At what time does it end? (a) 20:40 (b) 18:40 (c) 19:40
37. 37.A match starts at 16:05 and lasts 3 hours 15 minutes. At what time does it end? (a) 18:20 (b) 19:20 (c) 20:20
38. 38.A film is 1 hour 45 minutes long. How many minutes is that?
39. 39.A match starts at 09:00 and lasts 3 hours 55 minutes. At what time does it end? (a) 13:55 (b) 11:55 (c) 12:55
40. 40.How many hours are there from 09:00 to 15:00?

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