Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 426 · 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 06:40 and reaches at 09:30. How long is the journey (in minutes)?
2. 2.How many hours are there from 06:00 to 23:00?
3. 3.A film is 3 hours 45 minutes long. How many minutes is that?
4. 4.Write 1:25 p.m. in 24-hour time. (a) 15:25 (b) 01:25 (c) 13:25
5. 5.Write 3:10 a.m. in 24-hour time. (a) 15:10 (b) 05:10 (c) 03:10
6. 6.Write 3:45 p.m. in 24-hour time. (a) 03:45 (b) 15:45 (c) 17:45
7. 7.A film is 3 hours 5 minutes long. How many minutes is that?
8. 8.A train leaves at 14:05 and reaches at 16:05. How long is the journey (in minutes)?
9. 9.What is 21:05 in 12-hour time? (a) 11:05 p.m. (b) 9:05 a.m. (c) 9:05 p.m.
10. 10.Write 2:25 a.m. in 24-hour time. (a) 14:25 (b) 02:25 (c) 04:25
11. 11.A train leaves at 15:35 and reaches at 16:50. How long is the journey (in minutes)?
12. 12.Write 7:35 a.m. in 24-hour time. (a) 19:35 (b) 09:35 (c) 07:35
13. 13.How many hours are there from 10:00 to 15:00?
14. 14.Write 3:40 a.m. in 24-hour time. (a) 05:40 (b) 03:40 (c) 15:40
15. 15.A film is 4 hours 15 minutes long. How many minutes is that?
16. 16.What is 22:55 in 12-hour time? (a) 12:55 p.m. (b) 10:55 a.m. (c) 10:55 p.m.
17. 17.How many hours are there from 05:00 to 10:00?
18. 18.Write 2:35 a.m. in 24-hour time. (a) 02:35 (b) 04:35 (c) 14:35
19. 19.What is 04:05 in 12-hour time? (a) 4:05 p.m. (b) 4:05 a.m. (c) 6:05 a.m.
20. 20.A train leaves at 15:55 and reaches at 18:20. How long is the journey (in minutes)?
21. 21.What is 13:15 in 12-hour time? (a) 1:15 a.m. (b) 1:15 p.m. (c) 3:15 p.m.
22. 22.What is 15:15 in 12-hour time? (a) 5:15 p.m. (b) 3:15 a.m. (c) 3:15 p.m.
23. 23.What is 08:15 in 12-hour time? (a) 8:15 p.m. (b) 8:15 a.m. (c) 10:15 a.m.
24. 24.A train leaves at 14:20 and reaches at 16:25. How long is the journey (in minutes)?
25. 25.Write 3:50 a.m. in 24-hour time. (a) 05:50 (b) 03:50 (c) 15:50
26. 26.A train leaves at 18:15 and reaches at 19:25. How long is the journey (in minutes)?
27. 27.What is 02:35 in 12-hour time? (a) 2:35 a.m. (b) 4:35 a.m. (c) 2:35 p.m.
28. 28.A match starts at 08:20 and lasts 4 hours 35 minutes. At what time does it end? (a) 11:55 (b) 13:55 (c) 12:55
29. 29.Write 1:30 p.m. in 24-hour time. (a) 13:30 (b) 01:30 (c) 15:30
30. 30.A train leaves at 07:25 and reaches at 09:45. How long is the journey (in minutes)?
31. 31.A train leaves at 17:40 and reaches at 19:00. How long is the journey (in minutes)?
32. 32.What is 08:20 in 12-hour time? (a) 8:20 p.m. (b) 8:20 a.m. (c) 10:20 a.m.
33. 33.A train leaves at 15:00 and reaches at 18:00. How long is the journey (in minutes)?
34. 34.Write 11:05 p.m. in 24-hour time. (a) 23:05 (b) 01:05 (c) 11:05
35. 35.A match starts at 09:00 and lasts 1 hour 40 minutes. At what time does it end? (a) 11:40 (b) 10:40 (c) 09:40
36. 36.How many hours are there from 10:00 to 13:00?
37. 37.Write 6:30 a.m. in 24-hour time. (a) 06:30 (b) 18:30 (c) 08:30
38. 38.What is 19:50 in 12-hour time? (a) 9:50 p.m. (b) 7:50 p.m. (c) 7:50 a.m.
39. 39.How many hours are there from 11:00 to 18:00?
40. 40.How many hours are there from 06:00 to 18:00?

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