Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 635 · 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 4 hours 20 minutes long. How many minutes is that?
2. 2.A film is 4 hours 55 minutes long. How many minutes is that?
3. 3.How many hours are there from 09:00 to 23:00?
4. 4.How many hours are there from 08:00 to 11:00?
5. 5.A film is 3 hours 45 minutes long. How many minutes is that?
6. 6.What is 08:55 in 12-hour time? (a) 8:55 p.m. (b) 10:55 a.m. (c) 8:55 a.m.
7. 7.Write 5:10 a.m. in 24-hour time. (a) 17:10 (b) 07:10 (c) 05:10
8. 8.What is 03:00 in 12-hour time? (a) 3:00 p.m. (b) 5:00 a.m. (c) 3:00 a.m.
9. 9.A match starts at 11:00 and lasts 2 hours 10 minutes. At what time does it end? (a) 12:10 (b) 14:10 (c) 13:10
10. 10.How many hours are there from 07:00 to 21:00?
11. 11.Write 9:50 p.m. in 24-hour time. (a) 09:50 (b) 23:50 (c) 21:50
12. 12.A film is 1 hour 15 minutes long. How many minutes is that?
13. 13.What is 03:15 in 12-hour time? (a) 3:15 a.m. (b) 3:15 p.m. (c) 5:15 a.m.
14. 14.What is 15:30 in 12-hour time? (a) 3:30 a.m. (b) 3:30 p.m. (c) 5:30 p.m.
15. 15.A match starts at 07:40 and lasts 1 hour 5 minutes. At what time does it end? (a) 09:45 (b) 08:45 (c) 07:45
16. 16.A train leaves at 18:10 and reaches at 19:40. How long is the journey (in minutes)?
17. 17.A train leaves at 06:10 and reaches at 08:10. How long is the journey (in minutes)?
18. 18.A train leaves at 14:05 and reaches at 17:05. How long is the journey (in minutes)?
19. 19.How many hours are there from 07:00 to 19:00?
20. 20.What is 02:35 in 12-hour time? (a) 4:35 a.m. (b) 2:35 p.m. (c) 2:35 a.m.
21. 21.How many hours are there from 07:00 to 22:00?
22. 22.A match starts at 10:50 and lasts 3 hours. At what time does it end? (a) 13:50 (b) 14:50 (c) 12:50
23. 23.A film is 2 hours 55 minutes long. How many minutes is that?
24. 24.A film is 3 hours 20 minutes long. How many minutes is that?
25. 25.A match starts at 13:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 15:25 (b) 14:25 (c) 13:25
26. 26.What is 07:15 in 12-hour time? (a) 7:15 p.m. (b) 9:15 a.m. (c) 7:15 a.m.
27. 27.A match starts at 06:40 and lasts 4 hours 35 minutes. At what time does it end? (a) 12:15 (b) 11:15 (c) 10:15
28. 28.How many hours are there from 08:00 to 15:00?
29. 29.Write 11:35 p.m. in 24-hour time. (a) 11:35 (b) 01:35 (c) 23:35
30. 30.What is 04:35 in 12-hour time? (a) 4:35 p.m. (b) 4:35 a.m. (c) 6:35 a.m.
31. 31.Write 8:35 a.m. in 24-hour time. (a) 10:35 (b) 20:35 (c) 08:35
32. 32.A train leaves at 10:15 and reaches at 11:55. How long is the journey (in minutes)?
33. 33.A film is 4 hours 10 minutes long. How many minutes is that?
34. 34.Write 2:35 p.m. in 24-hour time. (a) 02:35 (b) 14:35 (c) 16:35
35. 35.What is 08:00 in 12-hour time? (a) 8:00 p.m. (b) 10:00 a.m. (c) 8:00 a.m.
36. 36.Write 11:10 a.m. in 24-hour time. (a) 11:10 (b) 13:10 (c) 23:10
37. 37.How many hours are there from 07:00 to 11:00?
38. 38.A match starts at 11:00 and lasts 3 hours 35 minutes. At what time does it end? (a) 15:35 (b) 14:35 (c) 13:35
39. 39.A match starts at 14:05 and lasts 1 hour 35 minutes. At what time does it end? (a) 15:40 (b) 14:40 (c) 16:40
40. 40.Write 4:40 a.m. in 24-hour time. (a) 16:40 (b) 06:40 (c) 04:40

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