Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 285 · 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 16:25 and reaches at 18:00. How long is the journey (in minutes)?
2. 2.A match starts at 14:50 and lasts 4 hours 5 minutes. At what time does it end? (a) 18:55 (b) 19:55 (c) 17:55
3. 3.How many hours are there from 07:00 to 17:00?
4. 4.A film is 1 hour 55 minutes long. How many minutes is that?
5. 5.A match starts at 10:40 and lasts 4 hours 45 minutes. At what time does it end? (a) 15:25 (b) 16:25 (c) 14:25
6. 6.Write 11:40 a.m. in 24-hour time. (a) 23:40 (b) 13:40 (c) 11:40
7. 7.What is 14:55 in 12-hour time? (a) 2:55 a.m. (b) 4:55 p.m. (c) 2:55 p.m.
8. 8.How many hours are there from 10:00 to 13:00?
9. 9.A match starts at 10:20 and lasts 1 hour 20 minutes. At what time does it end? (a) 11:40 (b) 12:40 (c) 10:40
10. 10.What is 22:15 in 12-hour time? (a) 10:15 p.m. (b) 10:15 a.m. (c) 12:15 p.m.
11. 11.Write 8:25 a.m. in 24-hour time. (a) 10:25 (b) 08:25 (c) 20:25
12. 12.How many hours are there from 07:00 to 20:00?
13. 13.How many hours are there from 07:00 to 21:00?
14. 14.What is 04:55 in 12-hour time? (a) 4:55 p.m. (b) 6:55 a.m. (c) 4:55 a.m.
15. 15.A match starts at 07:10 and lasts 1 hour 40 minutes. At what time does it end? (a) 07:50 (b) 09:50 (c) 08:50
16. 16.What is 05:00 in 12-hour time? (a) 5:00 a.m. (b) 7:00 a.m. (c) 5:00 p.m.
17. 17.A match starts at 09:30 and lasts 4 hours 5 minutes. At what time does it end? (a) 13:35 (b) 12:35 (c) 14:35
18. 18.A match starts at 15:05 and lasts 3 hours 15 minutes. At what time does it end? (a) 19:20 (b) 18:20 (c) 17:20
19. 19.A film is 3 hours 20 minutes long. How many minutes is that?
20. 20.A film is 4 hours 35 minutes long. How many minutes is that?
21. 21.What is 08:30 in 12-hour time? (a) 8:30 p.m. (b) 10:30 a.m. (c) 8:30 a.m.
22. 22.How many hours are there from 05:00 to 12:00?
23. 23.Write 4:40 a.m. in 24-hour time. (a) 16:40 (b) 04:40 (c) 06:40
24. 24.A train leaves at 10:50 and reaches at 12:40. How long is the journey (in minutes)?
25. 25.How many hours are there from 05:00 to 18:00?
26. 26.A train leaves at 07:25 and reaches at 07:55. How long is the journey (in minutes)?
27. 27.What is 03:50 in 12-hour time? (a) 3:50 a.m. (b) 5:50 a.m. (c) 3:50 p.m.
28. 28.A film is 4 hours 15 minutes long. How many minutes is that?
29. 29.How many hours are there from 07:00 to 11:00?
30. 30.What is 15:10 in 12-hour time? (a) 3:10 a.m. (b) 5:10 p.m. (c) 3:10 p.m.
31. 31.A film is 4 hours 5 minutes long. How many minutes is that?
32. 32.Write 5:10 a.m. in 24-hour time. (a) 05:10 (b) 07:10 (c) 17:10
33. 33.A match starts at 17:55 and lasts 1 hour 45 minutes. At what time does it end? (a) 18:40 (b) 19:40 (c) 20:40
34. 34.A film is 1 hour 20 minutes long. How many minutes is that?
35. 35.A film is 3 hours 15 minutes long. How many minutes is that?
36. 36.A match starts at 17:15 and lasts 3 hours 50 minutes. At what time does it end? (a) 21:05 (b) 20:05 (c) 22:05
37. 37.Write 9:30 p.m. in 24-hour time. (a) 23:30 (b) 21:30 (c) 09:30
38. 38.A train leaves at 08:35 and reaches at 09:30. How long is the journey (in minutes)?
39. 39.What is 02:50 in 12-hour time? (a) 2:50 p.m. (b) 4:50 a.m. (c) 2:50 a.m.
40. 40.Write 10:35 p.m. in 24-hour time. (a) 22:35 (b) 00:35 (c) 10:35

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