Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 79 · 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 14:00?
2. 2.How many hours are there from 06:00 to 09:00?
3. 3.A match starts at 11:00 and lasts 3 hours 35 minutes. At what time does it end? (a) 14:35 (b) 13:35 (c) 15:35
4. 4.A train leaves at 19:00 and reaches at 21:25. How long is the journey (in minutes)?
5. 5.What is 23:10 in 12-hour time? (a) 1:10 p.m. (b) 11:10 p.m. (c) 11:10 a.m.
6. 6.How many hours are there from 10:00 to 15:00?
7. 7.How many hours are there from 09:00 to 21:00?
8. 8.How many hours are there from 08:00 to 18:00?
9. 9.A train leaves at 12:15 and reaches at 13:55. How long is the journey (in minutes)?
10. 10.What is 01:50 in 12-hour time? (a) 1:50 p.m. (b) 3:50 a.m. (c) 1:50 a.m.
11. 11.A film is 3 hours 20 minutes long. How many minutes is that?
12. 12.How many hours are there from 09:00 to 14:00?
13. 13.How many hours are there from 10:00 to 16:00?
14. 14.A film is 2 hours 45 minutes long. How many minutes is that?
15. 15.A train leaves at 18:35 and reaches at 20:35. How long is the journey (in minutes)?
16. 16.A match starts at 06:30 and lasts 1 hour 55 minutes. At what time does it end? (a) 09:25 (b) 07:25 (c) 08:25
17. 17.Write 10:55 a.m. in 24-hour time. (a) 10:55 (b) 12:55 (c) 22:55
18. 18.A match starts at 18:35 and lasts 4 hours 30 minutes. At what time does it end? (a) 23:05 (b) 00:05 (c) 22:05
19. 19.What is 07:00 in 12-hour time? (a) 9:00 a.m. (b) 7:00 a.m. (c) 7:00 p.m.
20. 20.What is 22:40 in 12-hour time? (a) 10:40 p.m. (b) 12:40 p.m. (c) 10:40 a.m.
21. 21.A train leaves at 16:25 and reaches at 17:50. How long is the journey (in minutes)?
22. 22.How many hours are there from 09:00 to 18:00?
23. 23.A train leaves at 11:35 and reaches at 13:10. How long is the journey (in minutes)?
24. 24.How many hours are there from 08:00 to 19:00?
25. 25.What is 19:30 in 12-hour time? (a) 9:30 p.m. (b) 7:30 a.m. (c) 7:30 p.m.
26. 26.A train leaves at 15:35 and reaches at 17:15. How long is the journey (in minutes)?
27. 27.A film is 3 hours 35 minutes long. How many minutes is that?
28. 28.A match starts at 15:45 and lasts 3 hours. At what time does it end? (a) 18:45 (b) 19:45 (c) 17:45
29. 29.A match starts at 11:30 and lasts 1 hour 20 minutes. At what time does it end? (a) 13:50 (b) 12:50 (c) 11:50
30. 30.How many hours are there from 06:00 to 16:00?
31. 31.A film is 1 hour 25 minutes long. How many minutes is that?
32. 32.How many hours are there from 08:00 to 13:00?
33. 33.What is 11:50 in 12-hour time? (a) 11:50 a.m. (b) 11:50 p.m. (c) 1:50 a.m.
34. 34.How many hours are there from 10:00 to 12:00?
35. 35.A film is 4 hours 15 minutes long. How many minutes is that?
36. 36.A train leaves at 07:35 and reaches at 09:25. How long is the journey (in minutes)?
37. 37.A train leaves at 11:20 and reaches at 12:45. How long is the journey (in minutes)?
38. 38.A train leaves at 08:05 and reaches at 08:35. How long is the journey (in minutes)?
39. 39.A film is 4 hours 5 minutes long. How many minutes is that?
40. 40.A train leaves at 07:35 and reaches at 09:55. How long is the journey (in minutes)?

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