Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 521 · 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 18:00?
2. 2.A film is 3 hours 20 minutes long. How many minutes is that?
3. 3.A film is 3 hours 10 minutes long. How many minutes is that?
4. 4.A match starts at 06:40 and lasts 3 hours 10 minutes. At what time does it end? (a) 10:50 (b) 08:50 (c) 09:50
5. 5.A match starts at 15:00 and lasts 4 hours 45 minutes. At what time does it end? (a) 18:45 (b) 19:45 (c) 20:45
6. 6.Write 8:10 a.m. in 24-hour time. (a) 20:10 (b) 08:10 (c) 10:10
7. 7.A match starts at 14:10 and lasts 3 hours 40 minutes. At what time does it end? (a) 16:50 (b) 18:50 (c) 17:50
8. 8.A train leaves at 07:00 and reaches at 07:50. How long is the journey (in minutes)?
9. 9.A train leaves at 07:55 and reaches at 10:10. How long is the journey (in minutes)?
10. 10.A match starts at 16:55 and lasts 2 hours 45 minutes. At what time does it end? (a) 20:40 (b) 18:40 (c) 19:40
11. 11.A match starts at 18:35 and lasts 4 hours 55 minutes. At what time does it end? (a) 00:30 (b) 22:30 (c) 23:30
12. 12.A film is 2 hours 15 minutes long. How many minutes is that?
13. 13.How many hours are there from 07:00 to 13:00?
14. 14.How many hours are there from 05:00 to 22:00?
15. 15.A film is 1 hour 20 minutes long. How many minutes is that?
16. 16.A train leaves at 06:10 and reaches at 09:30. How long is the journey (in minutes)?
17. 17.Write 7:55 p.m. in 24-hour time. (a) 19:55 (b) 21:55 (c) 07:55
18. 18.Write 9:15 p.m. in 24-hour time. (a) 21:15 (b) 23:15 (c) 09:15
19. 19.A train leaves at 14:50 and reaches at 18:10. How long is the journey (in minutes)?
20. 20.How many hours are there from 08:00 to 17:00?
21. 21.A match starts at 16:20 and lasts 3 hours. At what time does it end? (a) 20:20 (b) 18:20 (c) 19:20
22. 22.How many hours are there from 07:00 to 21:00?
23. 23.A match starts at 07:55 and lasts 2 hours 50 minutes. At what time does it end? (a) 11:45 (b) 10:45 (c) 09:45
24. 24.How many hours are there from 06:00 to 08:00?
25. 25.Write 2:40 a.m. in 24-hour time. (a) 02:40 (b) 14:40 (c) 04:40
26. 26.Write 7:45 a.m. in 24-hour time. (a) 09:45 (b) 07:45 (c) 19:45
27. 27.A match starts at 08:40 and lasts 2 hours. At what time does it end? (a) 11:40 (b) 09:40 (c) 10:40
28. 28.Write 3:35 a.m. in 24-hour time. (a) 05:35 (b) 03:35 (c) 15:35
29. 29.Write 1:30 p.m. in 24-hour time. (a) 15:30 (b) 13:30 (c) 01:30
30. 30.A match starts at 17:25 and lasts 3 hours 10 minutes. At what time does it end? (a) 19:35 (b) 21:35 (c) 20:35
31. 31.A train leaves at 11:15 and reaches at 12:00. How long is the journey (in minutes)?
32. 32.A film is 4 hours 45 minutes long. How many minutes is that?
33. 33.Write 1:30 a.m. in 24-hour time. (a) 03:30 (b) 01:30 (c) 13:30
34. 34.A film is 2 hours 5 minutes long. How many minutes is that?
35. 35.Write 9:15 a.m. in 24-hour time. (a) 21:15 (b) 11:15 (c) 09:15
36. 36.A film is 2 hours 40 minutes long. How many minutes is that?
37. 37.Write 5:40 a.m. in 24-hour time. (a) 17:40 (b) 05:40 (c) 07:40
38. 38.What is 23:35 in 12-hour time? (a) 11:35 a.m. (b) 1:35 p.m. (c) 11:35 p.m.
39. 39.A match starts at 15:15 and lasts 4 hours 40 minutes. At what time does it end? (a) 19:55 (b) 20:55 (c) 18:55
40. 40.A film is 2 hours 20 minutes long. How many minutes is that?

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