Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 475 · 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 16:30 and reaches at 17:00. How long is the journey (in minutes)?
2. 2.A match starts at 08:50 and lasts 2 hours 10 minutes. At what time does it end? (a) 11:00 (b) 10:00 (c) 12:00
3. 3.What is 10:10 in 12-hour time? (a) 12:10 a.m. (b) 10:10 p.m. (c) 10:10 a.m.
4. 4.A film is 1 hour 50 minutes long. How many minutes is that?
5. 5.A train leaves at 16:25 and reaches at 18:10. How long is the journey (in minutes)?
6. 6.A train leaves at 08:35 and reaches at 11:55. How long is the journey (in minutes)?
7. 7.What is 19:20 in 12-hour time? (a) 7:20 a.m. (b) 7:20 p.m. (c) 9:20 p.m.
8. 8.A film is 2 hours 55 minutes long. How many minutes is that?
9. 9.A match starts at 08:15 and lasts 4 hours 5 minutes. At what time does it end? (a) 13:20 (b) 11:20 (c) 12:20
10. 10.What is 21:05 in 12-hour time? (a) 9:05 p.m. (b) 9:05 a.m. (c) 11:05 p.m.
11. 11.Write 1:55 a.m. in 24-hour time. (a) 13:55 (b) 01:55 (c) 03:55
12. 12.What is 14:40 in 12-hour time? (a) 4:40 p.m. (b) 2:40 a.m. (c) 2:40 p.m.
13. 13.A film is 2 hours 10 minutes long. How many minutes is that?
14. 14.What is 03:15 in 12-hour time? (a) 5:15 a.m. (b) 3:15 p.m. (c) 3:15 a.m.
15. 15.Write 1:35 a.m. in 24-hour time. (a) 01:35 (b) 03:35 (c) 13:35
16. 16.How many hours are there from 08:00 to 23:00?
17. 17.A film is 1 hour 20 minutes long. How many minutes is that?
18. 18.A film is 3 hours 20 minutes long. How many minutes is that?
19. 19.Write 7:55 a.m. in 24-hour time. (a) 07:55 (b) 19:55 (c) 09:55
20. 20.Write 6:15 p.m. in 24-hour time. (a) 06:15 (b) 18:15 (c) 20:15
21. 21.Write 7:05 p.m. in 24-hour time. (a) 07:05 (b) 19:05 (c) 21:05
22. 22.A match starts at 14:50 and lasts 3 hours 10 minutes. At what time does it end? (a) 19:00 (b) 17:00 (c) 18:00
23. 23.Write 8:40 a.m. in 24-hour time. (a) 10:40 (b) 08:40 (c) 20:40
24. 24.How many hours are there from 09:00 to 14:00?
25. 25.How many hours are there from 05:00 to 07:00?
26. 26.Write 1:30 a.m. in 24-hour time. (a) 03:30 (b) 01:30 (c) 13:30
27. 27.A match starts at 07:35 and lasts 4 hours. At what time does it end? (a) 12:35 (b) 10:35 (c) 11:35
28. 28.Write 4:25 a.m. in 24-hour time. (a) 06:25 (b) 16:25 (c) 04:25
29. 29.A match starts at 13:05 and lasts 3 hours 5 minutes. At what time does it end? (a) 16:10 (b) 17:10 (c) 15:10
30. 30.A film is 1 hour 55 minutes long. How many minutes is that?
31. 31.A film is 2 hours 40 minutes long. How many minutes is that?
32. 32.What is 19:25 in 12-hour time? (a) 9:25 p.m. (b) 7:25 p.m. (c) 7:25 a.m.
33. 33.What is 18:10 in 12-hour time? (a) 6:10 a.m. (b) 8:10 p.m. (c) 6:10 p.m.
34. 34.What is 02:55 in 12-hour time? (a) 2:55 a.m. (b) 2:55 p.m. (c) 4:55 a.m.
35. 35.What is 18:15 in 12-hour time? (a) 6:15 a.m. (b) 6:15 p.m. (c) 8:15 p.m.
36. 36.A film is 4 hours 35 minutes long. How many minutes is that?
37. 37.A film is 1 hour 10 minutes long. How many minutes is that?
38. 38.A train leaves at 19:45 and reaches at 21:50. How long is the journey (in minutes)?
39. 39.A film is 2 hours 50 minutes long. How many minutes is that?
40. 40.How many hours are there from 11:00 to 17:00?

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