Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 620 · 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 09:30 and reaches at 11:00. How long is the journey (in minutes)?
2. 2.A train leaves at 08:50 and reaches at 11:45. How long is the journey (in minutes)?
3. 3.What is 06:20 in 12-hour time? (a) 6:20 p.m. (b) 6:20 a.m. (c) 8:20 a.m.
4. 4.How many hours are there from 07:00 to 10:00?
5. 5.How many hours are there from 08:00 to 22:00?
6. 6.A train leaves at 07:20 and reaches at 09:55. How long is the journey (in minutes)?
7. 7.A film is 1 hour 25 minutes long. How many minutes is that?
8. 8.A film is 2 hours 15 minutes long. How many minutes is that?
9. 9.Write 9:35 a.m. in 24-hour time. (a) 21:35 (b) 11:35 (c) 09:35
10. 10.How many hours are there from 07:00 to 19:00?
11. 11.A train leaves at 06:30 and reaches at 09:30. How long is the journey (in minutes)?
12. 12.A match starts at 14:20 and lasts 3 hours 45 minutes. At what time does it end? (a) 17:05 (b) 19:05 (c) 18:05
13. 13.A film is 2 hours 55 minutes long. How many minutes is that?
14. 14.Write 2:00 a.m. in 24-hour time. (a) 14:00 (b) 02:00 (c) 04:00
15. 15.A train leaves at 10:40 and reaches at 11:50. How long is the journey (in minutes)?
16. 16.Write 8:50 a.m. in 24-hour time. (a) 10:50 (b) 08:50 (c) 20:50
17. 17.Write 9:00 a.m. in 24-hour time. (a) 09:00 (b) 21:00 (c) 11:00
18. 18.A film is 4 hours 15 minutes long. How many minutes is that?
19. 19.What is 03:45 in 12-hour time? (a) 5:45 a.m. (b) 3:45 p.m. (c) 3:45 a.m.
20. 20.How many hours are there from 10:00 to 16:00?
21. 21.How many hours are there from 05:00 to 11:00?
22. 22.How many hours are there from 08:00 to 19:00?
23. 23.Write 1:00 p.m. in 24-hour time. (a) 01:00 (b) 15:00 (c) 13:00
24. 24.A train leaves at 15:30 and reaches at 16:00. How long is the journey (in minutes)?
25. 25.Write 7:35 p.m. in 24-hour time. (a) 07:35 (b) 19:35 (c) 21:35
26. 26.A match starts at 07:30 and lasts 2 hours 15 minutes. At what time does it end? (a) 08:45 (b) 10:45 (c) 09:45
27. 27.A match starts at 07:25 and lasts 1 hour 15 minutes. At what time does it end? (a) 07:40 (b) 08:40 (c) 09:40
28. 28.A film is 1 hour 50 minutes long. How many minutes is that?
29. 29.A train leaves at 07:25 and reaches at 10:00. How long is the journey (in minutes)?
30. 30.What is 05:25 in 12-hour time? (a) 5:25 a.m. (b) 5:25 p.m. (c) 7:25 a.m.
31. 31.What is 20:55 in 12-hour time? (a) 8:55 a.m. (b) 8:55 p.m. (c) 10:55 p.m.
32. 32.How many hours are there from 05:00 to 18:00?
33. 33.What is 21:55 in 12-hour time? (a) 11:55 p.m. (b) 9:55 a.m. (c) 9:55 p.m.
34. 34.A match starts at 07:20 and lasts 1 hour 50 minutes. At what time does it end? (a) 09:10 (b) 08:10 (c) 10:10
35. 35.A train leaves at 14:05 and reaches at 15:15. How long is the journey (in minutes)?
36. 36.A train leaves at 13:10 and reaches at 16:05. How long is the journey (in minutes)?
37. 37.What is 09:35 in 12-hour time? (a) 9:35 p.m. (b) 11:35 a.m. (c) 9:35 a.m.
38. 38.Write 11:50 a.m. in 24-hour time. (a) 11:50 (b) 23:50 (c) 13:50
39. 39.What is 09:55 in 12-hour time? (a) 11:55 a.m. (b) 9:55 a.m. (c) 9:55 p.m.
40. 40.Write 11:30 p.m. in 24-hour time. (a) 01:30 (b) 11:30 (c) 23:30

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