Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 120 · 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.A train leaves at 13:50 and reaches at 16:15. How long is the journey (in minutes)?
2. 2.Write 6:50 a.m. in 24-hour time. (a) 06:50 (b) 08:50 (c) 18:50
3. 3.A film is 1 hour 40 minutes long. How many minutes is that?
4. 4.What is 02:20 in 12-hour time? (a) 2:20 a.m. (b) 2:20 p.m. (c) 4:20 a.m.
5. 5.A match starts at 11:00 and lasts 1 hour 40 minutes. At what time does it end? (a) 12:40 (b) 11:40 (c) 13:40
6. 6.A train leaves at 09:40 and reaches at 10:55. How long is the journey (in minutes)?
7. 7.Write 5:25 p.m. in 24-hour time. (a) 19:25 (b) 17:25 (c) 05:25
8. 8.A match starts at 18:20 and lasts 1 hour 55 minutes. At what time does it end? (a) 21:15 (b) 20:15 (c) 19:15
9. 9.How many hours are there from 07:00 to 22:00?
10. 10.How many hours are there from 09:00 to 11:00?
11. 11.A train leaves at 06:15 and reaches at 08:00. How long is the journey (in minutes)?
12. 12.A match starts at 18:15 and lasts 1 hour 40 minutes. At what time does it end? (a) 19:55 (b) 20:55 (c) 18:55
13. 13.How many hours are there from 07:00 to 10:00?
14. 14.A train leaves at 12:40 and reaches at 13:20. How long is the journey (in minutes)?
15. 15.Write 3:35 p.m. in 24-hour time. (a) 17:35 (b) 03:35 (c) 15:35
16. 16.What is 15:35 in 12-hour time? (a) 3:35 p.m. (b) 5:35 p.m. (c) 3:35 a.m.
17. 17.How many hours are there from 05:00 to 07:00?
18. 18.How many hours are there from 05:00 to 15:00?
19. 19.How many hours are there from 09:00 to 18:00?
20. 20.A train leaves at 17:25 and reaches at 19:15. How long is the journey (in minutes)?
21. 21.What is 14:30 in 12-hour time? (a) 4:30 p.m. (b) 2:30 p.m. (c) 2:30 a.m.
22. 22.A film is 3 hours 15 minutes long. How many minutes is that?
23. 23.A film is 3 hours 40 minutes long. How many minutes is that?
24. 24.A film is 1 hour 10 minutes long. How many minutes is that?
25. 25.Write 9:30 p.m. in 24-hour time. (a) 09:30 (b) 23:30 (c) 21:30
26. 26.What is 06:35 in 12-hour time? (a) 6:35 a.m. (b) 8:35 a.m. (c) 6:35 p.m.
27. 27.Write 2:55 a.m. in 24-hour time. (a) 04:55 (b) 02:55 (c) 14:55
28. 28.A film is 4 hours 20 minutes long. How many minutes is that?
29. 29.A film is 2 hours 55 minutes long. How many minutes is that?
30. 30.A train leaves at 06:35 and reaches at 07:30. How long is the journey (in minutes)?
31. 31.What is 02:30 in 12-hour time? (a) 2:30 p.m. (b) 2:30 a.m. (c) 4:30 a.m.
32. 32.How many hours are there from 11:00 to 14:00?
33. 33.What is 10:45 in 12-hour time? (a) 10:45 p.m. (b) 12:45 a.m. (c) 10:45 a.m.
34. 34.A match starts at 07:00 and lasts 1 hour. At what time does it end? (a) 09:00 (b) 07:00 (c) 08:00
35. 35.A film is 3 hours 30 minutes long. How many minutes is that?
36. 36.A film is 2 hours 10 minutes long. How many minutes is that?
37. 37.A match starts at 15:40 and lasts 2 hours 35 minutes. At what time does it end? (a) 19:15 (b) 18:15 (c) 17:15
38. 38.A film is 2 hours 45 minutes long. How many minutes is that?
39. 39.Write 6:15 p.m. in 24-hour time. (a) 06:15 (b) 18:15 (c) 20:15
40. 40.A match starts at 11:20 and lasts 1 hour 15 minutes. At what time does it end? (a) 13:35 (b) 12:35 (c) 11:35

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