Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 690 · 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 15:00?
2. 2.How many hours are there from 10:00 to 16:00?
3. 3.A train leaves at 13:15 and reaches at 15:20. How long is the journey (in minutes)?
4. 4.A train leaves at 15:30 and reaches at 18:35. How long is the journey (in minutes)?
5. 5.How many hours are there from 11:00 to 13:00?
6. 6.A film is 1 hour 55 minutes long. How many minutes is that?
7. 7.A train leaves at 07:30 and reaches at 08:30. How long is the journey (in minutes)?
8. 8.A film is 2 hours 10 minutes long. How many minutes is that?
9. 9.A film is 2 hours 40 minutes long. How many minutes is that?
10. 10.A film is 1 hour 20 minutes long. How many minutes is that?
11. 11.A match starts at 13:20 and lasts 2 hours 35 minutes. At what time does it end? (a) 16:55 (b) 14:55 (c) 15:55
12. 12.A film is 2 hours 45 minutes long. How many minutes is that?
13. 13.A match starts at 18:25 and lasts 3 hours 50 minutes. At what time does it end? (a) 23:15 (b) 22:15 (c) 21:15
14. 14.A film is 3 hours 30 minutes long. How many minutes is that?
15. 15.Write 11:10 a.m. in 24-hour time. (a) 11:10 (b) 13:10 (c) 23:10
16. 16.Write 4:10 p.m. in 24-hour time. (a) 04:10 (b) 16:10 (c) 18:10
17. 17.How many hours are there from 08:00 to 11:00?
18. 18.What is 13:00 in 12-hour time? (a) 1:00 p.m. (b) 3:00 p.m. (c) 1:00 a.m.
19. 19.How many hours are there from 12:00 to 18:00?
20. 20.What is 10:35 in 12-hour time? (a) 12:35 a.m. (b) 10:35 a.m. (c) 10:35 p.m.
21. 21.Write 7:30 p.m. in 24-hour time. (a) 07:30 (b) 19:30 (c) 21:30
22. 22.What is 16:05 in 12-hour time? (a) 4:05 p.m. (b) 4:05 a.m. (c) 6:05 p.m.
23. 23.What is 16:30 in 12-hour time? (a) 4:30 a.m. (b) 6:30 p.m. (c) 4:30 p.m.
24. 24.Write 4:20 p.m. in 24-hour time. (a) 18:20 (b) 04:20 (c) 16:20
25. 25.Write 5:05 p.m. in 24-hour time. (a) 19:05 (b) 17:05 (c) 05:05
26. 26.A film is 3 hours 55 minutes long. How many minutes is that?
27. 27.A train leaves at 16:05 and reaches at 18:10. How long is the journey (in minutes)?
28. 28.A train leaves at 10:00 and reaches at 11:20. How long is the journey (in minutes)?
29. 29.What is 09:55 in 12-hour time? (a) 9:55 a.m. (b) 9:55 p.m. (c) 11:55 a.m.
30. 30.What is 15:00 in 12-hour time? (a) 3:00 a.m. (b) 3:00 p.m. (c) 5:00 p.m.
31. 31.A match starts at 18:25 and lasts 3 hours 55 minutes. At what time does it end? (a) 22:20 (b) 21:20 (c) 23:20
32. 32.A match starts at 14:30 and lasts 1 hour. At what time does it end? (a) 14:30 (b) 16:30 (c) 15:30
33. 33.Write 3:40 a.m. in 24-hour time. (a) 03:40 (b) 05:40 (c) 15:40
34. 34.How many hours are there from 05:00 to 12:00?
35. 35.A film is 4 hours 5 minutes long. How many minutes is that?
36. 36.How many hours are there from 05:00 to 08:00?
37. 37.Write 2:40 a.m. in 24-hour time. (a) 14:40 (b) 04:40 (c) 02:40
38. 38.A train leaves at 09:25 and reaches at 11:05. How long is the journey (in minutes)?
39. 39.How many hours are there from 10:00 to 14:00?
40. 40.What is 05:20 in 12-hour time? (a) 7:20 a.m. (b) 5:20 p.m. (c) 5:20 a.m.

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