Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 272 · 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 08:40 in 12-hour time? (a) 8:40 p.m. (b) 10:40 a.m. (c) 8:40 a.m.
2. 2.Write 11:35 p.m. in 24-hour time. (a) 11:35 (b) 01:35 (c) 23:35
3. 3.A train leaves at 09:55 and reaches at 11:25. How long is the journey (in minutes)?
4. 4.A train leaves at 12:50 and reaches at 16:10. How long is the journey (in minutes)?
5. 5.Write 1:00 p.m. in 24-hour time. (a) 01:00 (b) 15:00 (c) 13:00
6. 6.A film is 1 hour 5 minutes long. How many minutes is that?
7. 7.How many hours are there from 05:00 to 08:00?
8. 8.A film is 3 hours 5 minutes long. How many minutes is that?
9. 9.A match starts at 08:00 and lasts 1 hour 45 minutes. At what time does it end? (a) 10:45 (b) 08:45 (c) 09:45
10. 10.What is 23:20 in 12-hour time? (a) 11:20 a.m. (b) 1:20 p.m. (c) 11:20 p.m.
11. 11.What is 10:25 in 12-hour time? (a) 10:25 p.m. (b) 10:25 a.m. (c) 12:25 a.m.
12. 12.What is 03:45 in 12-hour time? (a) 3:45 p.m. (b) 5:45 a.m. (c) 3:45 a.m.
13. 13.How many hours are there from 05:00 to 11:00?
14. 14.How many hours are there from 06:00 to 16:00?
15. 15.A train leaves at 13:00 and reaches at 14:55. How long is the journey (in minutes)?
16. 16.A train leaves at 13:05 and reaches at 14:35. How long is the journey (in minutes)?
17. 17.A match starts at 10:10 and lasts 2 hours 50 minutes. At what time does it end? (a) 14:00 (b) 13:00 (c) 12:00
18. 18.What is 14:20 in 12-hour time? (a) 4:20 p.m. (b) 2:20 p.m. (c) 2:20 a.m.
19. 19.A train leaves at 18:25 and reaches at 20:10. How long is the journey (in minutes)?
20. 20.What is 15:00 in 12-hour time? (a) 3:00 a.m. (b) 5:00 p.m. (c) 3:00 p.m.
21. 21.A match starts at 13:20 and lasts 3 hours 5 minutes. At what time does it end? (a) 15:25 (b) 17:25 (c) 16:25
22. 22.A match starts at 15:50 and lasts 2 hours. At what time does it end? (a) 16:50 (b) 18:50 (c) 17:50
23. 23.What is 14:10 in 12-hour time? (a) 2:10 a.m. (b) 2:10 p.m. (c) 4:10 p.m.
24. 24.How many hours are there from 11:00 to 20:00?
25. 25.Write 10:45 p.m. in 24-hour time. (a) 10:45 (b) 22:45 (c) 00:45
26. 26.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 08:25 (c) 06:25
27. 27.A match starts at 17:30 and lasts 4 hours 55 minutes. At what time does it end? (a) 21:25 (b) 22:25 (c) 23:25
28. 28.What is 11:00 in 12-hour time? (a) 1:00 a.m. (b) 11:00 a.m. (c) 11:00 p.m.
29. 29.A film is 4 hours 5 minutes long. How many minutes is that?
30. 30.A match starts at 14:15 and lasts 2 hours 40 minutes. At what time does it end? (a) 17:55 (b) 16:55 (c) 15:55
31. 31.How many hours are there from 08:00 to 13:00?
32. 32.Write 5:05 p.m. in 24-hour time. (a) 17:05 (b) 19:05 (c) 05:05
33. 33.Write 10:25 p.m. in 24-hour time. (a) 22:25 (b) 10:25 (c) 00:25
34. 34.How many hours are there from 08:00 to 23:00?
35. 35.A match starts at 16:20 and lasts 4 hours 20 minutes. At what time does it end? (a) 21:40 (b) 20:40 (c) 19:40
36. 36.A match starts at 06:10 and lasts 2 hours 10 minutes. At what time does it end? (a) 09:20 (b) 08:20 (c) 07:20
37. 37.What is 01:25 in 12-hour time? (a) 1:25 p.m. (b) 3:25 a.m. (c) 1:25 a.m.
38. 38.A film is 2 hours 20 minutes long. How many minutes is that?
39. 39.A film is 3 hours 15 minutes long. How many minutes is that?
40. 40.A film is 2 hours 40 minutes long. How many minutes is that?

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