Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 400 · 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 10:00 to 15:00?
2. 2.A film is 1 hour 5 minutes long. How many minutes is that?
3. 3.Write 6:55 p.m. in 24-hour time. (a) 20:55 (b) 06:55 (c) 18:55
4. 4.A match starts at 16:20 and lasts 3 hours 30 minutes. At what time does it end? (a) 20:50 (b) 18:50 (c) 19:50
5. 5.Write 10:45 p.m. in 24-hour time. (a) 10:45 (b) 00:45 (c) 22:45
6. 6.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 06:25 (c) 08:25
7. 7.A match starts at 11:15 and lasts 3 hours 50 minutes. At what time does it end? (a) 16:05 (b) 15:05 (c) 14:05
8. 8.A train leaves at 11:40 and reaches at 13:30. How long is the journey (in minutes)?
9. 9.How many hours are there from 06:00 to 10:00?
10. 10.What is 14:35 in 12-hour time? (a) 2:35 a.m. (b) 4:35 p.m. (c) 2:35 p.m.
11. 11.Write 6:55 a.m. in 24-hour time. (a) 18:55 (b) 08:55 (c) 06:55
12. 12.What is 09:10 in 12-hour time? (a) 11:10 a.m. (b) 9:10 p.m. (c) 9:10 a.m.
13. 13.What is 15:30 in 12-hour time? (a) 3:30 p.m. (b) 3:30 a.m. (c) 5:30 p.m.
14. 14.What is 08:25 in 12-hour time? (a) 10:25 a.m. (b) 8:25 p.m. (c) 8:25 a.m.
15. 15.A train leaves at 08:25 and reaches at 09:15. How long is the journey (in minutes)?
16. 16.How many hours are there from 06:00 to 18:00?
17. 17.Write 5:10 p.m. in 24-hour time. (a) 19:10 (b) 05:10 (c) 17:10
18. 18.A film is 2 hours 20 minutes long. How many minutes is that?
19. 19.A train leaves at 17:05 and reaches at 20:10. How long is the journey (in minutes)?
20. 20.What is 22:35 in 12-hour time? (a) 10:35 a.m. (b) 12:35 p.m. (c) 10:35 p.m.
21. 21.How many hours are there from 06:00 to 17:00?
22. 22.A train leaves at 06:40 and reaches at 07:20. How long is the journey (in minutes)?
23. 23.A match starts at 18:15 and lasts 2 hours 50 minutes. At what time does it end? (a) 22:05 (b) 21:05 (c) 20:05
24. 24.Write 7:10 a.m. in 24-hour time. (a) 19:10 (b) 09:10 (c) 07:10
25. 25.A film is 2 hours 35 minutes long. How many minutes is that?
26. 26.A film is 2 hours 40 minutes long. How many minutes is that?
27. 27.A match starts at 07:05 and lasts 3 hours 35 minutes. At what time does it end? (a) 09:40 (b) 11:40 (c) 10:40
28. 28.A train leaves at 11:25 and reaches at 12:45. How long is the journey (in minutes)?
29. 29.A train leaves at 06:45 and reaches at 09:15. How long is the journey (in minutes)?
30. 30.Write 1:30 p.m. in 24-hour time. (a) 01:30 (b) 13:30 (c) 15:30
31. 31.What is 13:45 in 12-hour time? (a) 1:45 p.m. (b) 3:45 p.m. (c) 1:45 a.m.
32. 32.What is 07:15 in 12-hour time? (a) 9:15 a.m. (b) 7:15 a.m. (c) 7:15 p.m.
33. 33.Write 9:35 a.m. in 24-hour time. (a) 21:35 (b) 11:35 (c) 09:35
34. 34.A train leaves at 17:25 and reaches at 18:55. How long is the journey (in minutes)?
35. 35.A match starts at 06:45 and lasts 4 hours 30 minutes. At what time does it end? (a) 10:15 (b) 11:15 (c) 12:15
36. 36.How many hours are there from 07:00 to 15:00?
37. 37.A film is 1 hour 55 minutes long. How many minutes is that?
38. 38.A film is 2 hours 10 minutes long. How many minutes is that?
39. 39.How many hours are there from 09:00 to 17:00?
40. 40.A film is 3 hours 10 minutes long. How many minutes is that?

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