Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 696 · 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.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 08:25 (c) 06:25
2. 2.A match starts at 08:55 and lasts 3 hours 25 minutes. At what time does it end? (a) 11:20 (b) 12:20 (c) 13:20
3. 3.A train leaves at 11:10 and reaches at 12:05. How long is the journey (in minutes)?
4. 4.Write 7:55 a.m. in 24-hour time. (a) 19:55 (b) 09:55 (c) 07:55
5. 5.A train leaves at 17:55 and reaches at 18:25. How long is the journey (in minutes)?
6. 6.A film is 1 hour 45 minutes long. How many minutes is that?
7. 7.What is 13:05 in 12-hour time? (a) 3:05 p.m. (b) 1:05 p.m. (c) 1:05 a.m.
8. 8.Write 3:20 a.m. in 24-hour time. (a) 05:20 (b) 03:20 (c) 15:20
9. 9.A film is 4 hours 20 minutes long. How many minutes is that?
10. 10.A train leaves at 14:35 and reaches at 17:05. How long is the journey (in minutes)?
11. 11.How many hours are there from 11:00 to 16:00?
12. 12.A match starts at 17:10 and lasts 1 hour 35 minutes. At what time does it end? (a) 17:45 (b) 18:45 (c) 19:45
13. 13.A match starts at 18:25 and lasts 4 hours 15 minutes. At what time does it end? (a) 22:40 (b) 21:40 (c) 23:40
14. 14.A film is 1 hour 25 minutes long. How many minutes is that?
15. 15.A train leaves at 19:50 and reaches at 21:40. How long is the journey (in minutes)?
16. 16.How many hours are there from 09:00 to 11:00?
17. 17.A train leaves at 13:15 and reaches at 16:10. How long is the journey (in minutes)?
18. 18.A match starts at 07:05 and lasts 1 hour 30 minutes. At what time does it end? (a) 09:35 (b) 07:35 (c) 08:35
19. 19.A match starts at 06:35 and lasts 2 hours. At what time does it end? (a) 08:35 (b) 09:35 (c) 07:35
20. 20.How many hours are there from 07:00 to 15:00?
21. 21.What is 22:05 in 12-hour time? (a) 12:05 p.m. (b) 10:05 a.m. (c) 10:05 p.m.
22. 22.What is 11:20 in 12-hour time? (a) 11:20 p.m. (b) 1:20 a.m. (c) 11:20 a.m.
23. 23.A train leaves at 18:00 and reaches at 20:10. How long is the journey (in minutes)?
24. 24.How many hours are there from 06:00 to 11:00?
25. 25.A train leaves at 17:50 and reaches at 18:25. How long is the journey (in minutes)?
26. 26.A film is 1 hour 5 minutes long. How many minutes is that?
27. 27.Write 9:55 p.m. in 24-hour time. (a) 09:55 (b) 21:55 (c) 23:55
28. 28.A train leaves at 17:00 and reaches at 19:05. How long is the journey (in minutes)?
29. 29.Write 1:20 p.m. in 24-hour time. (a) 01:20 (b) 15:20 (c) 13:20
30. 30.What is 14:10 in 12-hour time? (a) 4:10 p.m. (b) 2:10 p.m. (c) 2:10 a.m.
31. 31.How many hours are there from 12:00 to 16:00?
32. 32.What is 09:00 in 12-hour time? (a) 9:00 p.m. (b) 11:00 a.m. (c) 9:00 a.m.
33. 33.How many hours are there from 10:00 to 20:00?
34. 34.What is 18:15 in 12-hour time? (a) 6:15 p.m. (b) 8:15 p.m. (c) 6:15 a.m.
35. 35.Write 10:40 p.m. in 24-hour time. (a) 22:40 (b) 10:40 (c) 00:40
36. 36.A match starts at 06:30 and lasts 2 hours 50 minutes. At what time does it end? (a) 10:20 (b) 09:20 (c) 08:20
37. 37.A train leaves at 16:35 and reaches at 19:30. How long is the journey (in minutes)?
38. 38.What is 18:00 in 12-hour time? (a) 6:00 p.m. (b) 8:00 p.m. (c) 6:00 a.m.
39. 39.Write 6:20 a.m. in 24-hour time. (a) 18:20 (b) 08:20 (c) 06:20
40. 40.A film is 1 hour 15 minutes long. How many minutes is that?

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