Class 4 Maths Worksheet: 24-Hour Clock

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

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