Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 733 · 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 05:00 to 18:00?
2. 2.A film is 2 hours 25 minutes long. How many minutes is that?
3. 3.A film is 4 hours 35 minutes long. How many minutes is that?
4. 4.Write 5:35 p.m. in 24-hour time. (a) 19:35 (b) 05:35 (c) 17:35
5. 5.A train leaves at 07:10 and reaches at 10:25. How long is the journey (in minutes)?
6. 6.What is 10:50 in 12-hour time? (a) 12:50 a.m. (b) 10:50 p.m. (c) 10:50 a.m.
7. 7.Write 10:45 p.m. in 24-hour time. (a) 00:45 (b) 22:45 (c) 10:45
8. 8.How many hours are there from 12:00 to 23:00?
9. 9.A train leaves at 19:15 and reaches at 20:40. How long is the journey (in minutes)?
10. 10.What is 03:05 in 12-hour time? (a) 5:05 a.m. (b) 3:05 a.m. (c) 3:05 p.m.
11. 11.A match starts at 09:45 and lasts 3 hours 35 minutes. At what time does it end? (a) 14:20 (b) 12:20 (c) 13:20
12. 12.How many hours are there from 05:00 to 22:00?
13. 13.A match starts at 08:20 and lasts 2 hours 40 minutes. At what time does it end? (a) 12:00 (b) 10:00 (c) 11:00
14. 14.A match starts at 17:50 and lasts 3 hours 5 minutes. At what time does it end? (a) 19:55 (b) 20:55 (c) 21:55
15. 15.A film is 1 hour 15 minutes long. How many minutes is that?
16. 16.Write 8:45 a.m. in 24-hour time. (a) 10:45 (b) 08:45 (c) 20:45
17. 17.A train leaves at 17:15 and reaches at 18:40. How long is the journey (in minutes)?
18. 18.How many hours are there from 05:00 to 09:00?
19. 19.What is 02:15 in 12-hour time? (a) 4:15 a.m. (b) 2:15 p.m. (c) 2:15 a.m.
20. 20.What is 03:20 in 12-hour time? (a) 5:20 a.m. (b) 3:20 p.m. (c) 3:20 a.m.
21. 21.What is 20:30 in 12-hour time? (a) 8:30 a.m. (b) 8:30 p.m. (c) 10:30 p.m.
22. 22.Write 5:20 a.m. in 24-hour time. (a) 07:20 (b) 17:20 (c) 05:20
23. 23.How many hours are there from 05:00 to 08:00?
24. 24.A match starts at 16:55 and lasts 4 hours 10 minutes. At what time does it end? (a) 21:05 (b) 20:05 (c) 22:05
25. 25.A film is 4 hours 30 minutes long. How many minutes is that?
26. 26.Write 1:55 a.m. in 24-hour time. (a) 13:55 (b) 03:55 (c) 01:55
27. 27.How many hours are there from 08:00 to 12:00?
28. 28.What is 19:50 in 12-hour time? (a) 7:50 a.m. (b) 7:50 p.m. (c) 9:50 p.m.
29. 29.A match starts at 06:35 and lasts 4 hours 40 minutes. At what time does it end? (a) 10:15 (b) 11:15 (c) 12:15
30. 30.A film is 2 hours 10 minutes long. How many minutes is that?
31. 31.A train leaves at 15:00 and reaches at 17:10. How long is the journey (in minutes)?
32. 32.How many hours are there from 11:00 to 13:00?
33. 33.How many hours are there from 09:00 to 22:00?
34. 34.A film is 1 hour 40 minutes long. How many minutes is that?
35. 35.A train leaves at 15:00 and reaches at 15:35. How long is the journey (in minutes)?
36. 36.Write 1:30 p.m. in 24-hour time. (a) 15:30 (b) 13:30 (c) 01:30
37. 37.A train leaves at 14:40 and reaches at 16:15. How long is the journey (in minutes)?
38. 38.How many hours are there from 11:00 to 17:00?
39. 39.A match starts at 11:05 and lasts 2 hours 25 minutes. At what time does it end? (a) 14:30 (b) 12:30 (c) 13:30
40. 40.A film is 1 hour 10 minutes long. How many minutes is that?

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