Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 309 · 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 14:50. How long is the journey (in minutes)?
2. 2.Write 5:45 p.m. in 24-hour time. (a) 19:45 (b) 05:45 (c) 17:45
3. 3.Write 2:40 a.m. in 24-hour time. (a) 04:40 (b) 14:40 (c) 02:40
4. 4.A match starts at 11:35 and lasts 1 hour 30 minutes. At what time does it end? (a) 13:05 (b) 14:05 (c) 12:05
5. 5.A train leaves at 07:10 and reaches at 09:25. How long is the journey (in minutes)?
6. 6.What is 22:15 in 12-hour time? (a) 10:15 a.m. (b) 10:15 p.m. (c) 12:15 p.m.
7. 7.A film is 3 hours 10 minutes long. How many minutes is that?
8. 8.A match starts at 16:25 and lasts 2 hours. At what time does it end? (a) 18:25 (b) 19:25 (c) 17:25
9. 9.Write 10:05 a.m. in 24-hour time. (a) 22:05 (b) 12:05 (c) 10:05
10. 10.Write 3:40 a.m. in 24-hour time. (a) 05:40 (b) 15:40 (c) 03:40
11. 11.How many hours are there from 10:00 to 14:00?
12. 12.How many hours are there from 07:00 to 15:00?
13. 13.What is 01:45 in 12-hour time? (a) 3:45 a.m. (b) 1:45 a.m. (c) 1:45 p.m.
14. 14.Write 1:05 p.m. in 24-hour time. (a) 15:05 (b) 13:05 (c) 01:05
15. 15.A train leaves at 15:15 and reaches at 15:45. How long is the journey (in minutes)?
16. 16.A train leaves at 18:55 and reaches at 21:40. How long is the journey (in minutes)?
17. 17.A film is 3 hours 35 minutes long. How many minutes is that?
18. 18.A train leaves at 06:05 and reaches at 07:50. How long is the journey (in minutes)?
19. 19.Write 10:40 a.m. in 24-hour time. (a) 22:40 (b) 10:40 (c) 12:40
20. 20.What is 23:05 in 12-hour time? (a) 1:05 p.m. (b) 11:05 p.m. (c) 11:05 a.m.
21. 21.Write 1:10 p.m. in 24-hour time. (a) 01:10 (b) 15:10 (c) 13:10
22. 22.A train leaves at 17:30 and reaches at 18:15. How long is the journey (in minutes)?
23. 23.A train leaves at 17:55 and reaches at 20:35. How long is the journey (in minutes)?
24. 24.A train leaves at 14:25 and reaches at 16:45. How long is the journey (in minutes)?
25. 25.A match starts at 09:15 and lasts 1 hour. At what time does it end? (a) 10:15 (b) 09:15 (c) 11:15
26. 26.A train leaves at 17:25 and reaches at 20:30. How long is the journey (in minutes)?
27. 27.What is 09:10 in 12-hour time? (a) 9:10 a.m. (b) 9:10 p.m. (c) 11:10 a.m.
28. 28.What is 05:05 in 12-hour time? (a) 7:05 a.m. (b) 5:05 p.m. (c) 5:05 a.m.
29. 29.What is 15:20 in 12-hour time? (a) 5:20 p.m. (b) 3:20 a.m. (c) 3:20 p.m.
30. 30.Write 11:00 p.m. in 24-hour time. (a) 01:00 (b) 11:00 (c) 23:00
31. 31.A match starts at 06:25 and lasts 2 hours. At what time does it end? (a) 07:25 (b) 09:25 (c) 08:25
32. 32.Write 4:00 p.m. in 24-hour time. (a) 18:00 (b) 16:00 (c) 04:00
33. 33.A train leaves at 06:25 and reaches at 08:15. How long is the journey (in minutes)?
34. 34.Write 11:50 a.m. in 24-hour time. (a) 13:50 (b) 11:50 (c) 23:50
35. 35.A film is 1 hour 35 minutes long. How many minutes is that?
36. 36.What is 19:20 in 12-hour time? (a) 7:20 p.m. (b) 9:20 p.m. (c) 7:20 a.m.
37. 37.A train leaves at 15:00 and reaches at 16:05. How long is the journey (in minutes)?
38. 38.How many hours are there from 11:00 to 14:00?
39. 39.How many hours are there from 12:00 to 22:00?
40. 40.How many hours are there from 05:00 to 14:00?

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