Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 644 · 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 25 minutes long. How many minutes is that?
2. 2.A film is 1 hour 5 minutes long. How many minutes is that?
3. 3.A match starts at 08:05 and lasts 3 hours 10 minutes. At what time does it end? (a) 11:15 (b) 10:15 (c) 12:15
4. 4.A train leaves at 15:40 and reaches at 16:05. How long is the journey (in minutes)?
5. 5.A match starts at 18:30 and lasts 4 hours 55 minutes. At what time does it end? (a) 00:25 (b) 23:25 (c) 22:25
6. 6.What is 21:25 in 12-hour time? (a) 11:25 p.m. (b) 9:25 a.m. (c) 9:25 p.m.
7. 7.A train leaves at 15:45 and reaches at 18:25. How long is the journey (in minutes)?
8. 8.A match starts at 14:40 and lasts 3 hours 30 minutes. At what time does it end? (a) 19:10 (b) 17:10 (c) 18:10
9. 9.A match starts at 18:50 and lasts 2 hours. At what time does it end? (a) 21:50 (b) 19:50 (c) 20:50
10. 10.A train leaves at 14:15 and reaches at 17:25. How long is the journey (in minutes)?
11. 11.What is 02:00 in 12-hour time? (a) 2:00 p.m. (b) 4:00 a.m. (c) 2:00 a.m.
12. 12.A train leaves at 07:45 and reaches at 08:15. How long is the journey (in minutes)?
13. 13.How many hours are there from 07:00 to 17:00?
14. 14.A match starts at 09:10 and lasts 4 hours 35 minutes. At what time does it end? (a) 13:45 (b) 14:45 (c) 12:45
15. 15.What is 05:10 in 12-hour time? (a) 5:10 a.m. (b) 7:10 a.m. (c) 5:10 p.m.
16. 16.How many hours are there from 05:00 to 09:00?
17. 17.A train leaves at 11:05 and reaches at 12:45. How long is the journey (in minutes)?
18. 18.How many hours are there from 05:00 to 07:00?
19. 19.Write 9:30 p.m. in 24-hour time. (a) 23:30 (b) 21:30 (c) 09:30
20. 20.How many hours are there from 08:00 to 18:00?
21. 21.Write 1:35 p.m. in 24-hour time. (a) 13:35 (b) 15:35 (c) 01:35
22. 22.How many hours are there from 08:00 to 20:00?
23. 23.How many hours are there from 05:00 to 18:00?
24. 24.What is 17:15 in 12-hour time? (a) 5:15 a.m. (b) 5:15 p.m. (c) 7:15 p.m.
25. 25.How many hours are there from 10:00 to 18:00?
26. 26.Write 3:00 a.m. in 24-hour time. (a) 15:00 (b) 05:00 (c) 03:00
27. 27.A match starts at 06:35 and lasts 3 hours. At what time does it end? (a) 10:35 (b) 09:35 (c) 08:35
28. 28.Write 11:40 p.m. in 24-hour time. (a) 11:40 (b) 01:40 (c) 23:40
29. 29.What is 09:35 in 12-hour time? (a) 9:35 p.m. (b) 11:35 a.m. (c) 9:35 a.m.
30. 30.A match starts at 08:00 and lasts 4 hours 50 minutes. At what time does it end? (a) 11:50 (b) 13:50 (c) 12:50
31. 31.How many hours are there from 07:00 to 10:00?
32. 32.A match starts at 11:15 and lasts 3 hours 35 minutes. At what time does it end? (a) 14:50 (b) 15:50 (c) 13:50
33. 33.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 11:05 (c) 09:05
34. 34.A film is 1 hour 45 minutes long. How many minutes is that?
35. 35.How many hours are there from 09:00 to 21:00?
36. 36.A film is 3 hours 30 minutes long. How many minutes is that?
37. 37.A match starts at 07:05 and lasts 2 hours 35 minutes. At what time does it end? (a) 10:40 (b) 09:40 (c) 08:40
38. 38.Write 8:10 p.m. in 24-hour time. (a) 22:10 (b) 20:10 (c) 08:10
39. 39.A train leaves at 08:25 and reaches at 10:55. How long is the journey (in minutes)?
40. 40.How many hours are there from 06:00 to 22:00?

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