Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 238 · 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 06:00 to 19:00?
2. 2.How many hours are there from 08:00 to 13:00?
3. 3.What is 02:40 in 12-hour time? (a) 4:40 a.m. (b) 2:40 a.m. (c) 2:40 p.m.
4. 4.Write 1:40 a.m. in 24-hour time. (a) 13:40 (b) 03:40 (c) 01:40
5. 5.A film is 4 hours 30 minutes long. How many minutes is that?
6. 6.A film is 3 hours 35 minutes long. How many minutes is that?
7. 7.How many hours are there from 07:00 to 23:00?
8. 8.How many hours are there from 08:00 to 22:00?
9. 9.Write 3:10 a.m. in 24-hour time. (a) 15:10 (b) 05:10 (c) 03:10
10. 10.A film is 2 hours 35 minutes long. How many minutes is that?
11. 11.A film is 3 hours 20 minutes long. How many minutes is that?
12. 12.A match starts at 14:55 and lasts 1 hour 10 minutes. At what time does it end? (a) 16:05 (b) 15:05 (c) 17:05
13. 13.Write 4:35 a.m. in 24-hour time. (a) 04:35 (b) 16:35 (c) 06:35
14. 14.Write 8:35 a.m. in 24-hour time. (a) 08:35 (b) 10:35 (c) 20:35
15. 15.A match starts at 14:00 and lasts 1 hour 20 minutes. At what time does it end? (a) 16:20 (b) 15:20 (c) 14:20
16. 16.What is 09:05 in 12-hour time? (a) 11:05 a.m. (b) 9:05 p.m. (c) 9:05 a.m.
17. 17.A film is 3 hours 5 minutes long. How many minutes is that?
18. 18.Write 6:55 a.m. in 24-hour time. (a) 06:55 (b) 18:55 (c) 08:55
19. 19.What is 19:15 in 12-hour time? (a) 9:15 p.m. (b) 7:15 a.m. (c) 7:15 p.m.
20. 20.What is 16:30 in 12-hour time? (a) 6:30 p.m. (b) 4:30 p.m. (c) 4:30 a.m.
21. 21.What is 08:10 in 12-hour time? (a) 8:10 a.m. (b) 8:10 p.m. (c) 10:10 a.m.
22. 22.A match starts at 11:25 and lasts 1 hour 5 minutes. At what time does it end? (a) 12:30 (b) 11:30 (c) 13:30
23. 23.A film is 4 hours 5 minutes long. How many minutes is that?
24. 24.A match starts at 10:45 and lasts 4 hours 15 minutes. At what time does it end? (a) 16:00 (b) 15:00 (c) 14:00
25. 25.A film is 3 hours 10 minutes long. How many minutes is that?
26. 26.A match starts at 09:30 and lasts 2 hours 5 minutes. At what time does it end? (a) 11:35 (b) 10:35 (c) 12:35
27. 27.How many hours are there from 09:00 to 19:00?
28. 28.A train leaves at 14:25 and reaches at 17:05. How long is the journey (in minutes)?
29. 29.A match starts at 06:10 and lasts 3 hours 5 minutes. At what time does it end? (a) 09:15 (b) 10:15 (c) 08:15
30. 30.How many hours are there from 05:00 to 22:00?
31. 31.What is 22:30 in 12-hour time? (a) 12:30 p.m. (b) 10:30 a.m. (c) 10:30 p.m.
32. 32.What is 06:10 in 12-hour time? (a) 6:10 p.m. (b) 6:10 a.m. (c) 8:10 a.m.
33. 33.How many hours are there from 05:00 to 09:00?
34. 34.A film is 1 hour 15 minutes long. How many minutes is that?
35. 35.A train leaves at 08:00 and reaches at 10:15. How long is the journey (in minutes)?
36. 36.A film is 2 hours 30 minutes long. How many minutes is that?
37. 37.A train leaves at 13:10 and reaches at 16:15. How long is the journey (in minutes)?
38. 38.A train leaves at 16:35 and reaches at 17:45. How long is the journey (in minutes)?
39. 39.A match starts at 13:35 and lasts 3 hours 20 minutes. At what time does it end? (a) 16:55 (b) 17:55 (c) 15:55
40. 40.How many hours are there from 11:00 to 22:00?

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