Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 444 · 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 17:05 and reaches at 19:05. How long is the journey (in minutes)?
2. 2.What is 05:45 in 12-hour time? (a) 5:45 p.m. (b) 5:45 a.m. (c) 7:45 a.m.
3. 3.How many hours are there from 07:00 to 09:00?
4. 4.How many hours are there from 06:00 to 23:00?
5. 5.A match starts at 10:05 and lasts 2 hours 45 minutes. At what time does it end? (a) 12:50 (b) 13:50 (c) 11:50
6. 6.How many hours are there from 09:00 to 22:00?
7. 7.A film is 1 hour 5 minutes long. How many minutes is that?
8. 8.What is 11:05 in 12-hour time? (a) 1:05 a.m. (b) 11:05 a.m. (c) 11:05 p.m.
9. 9.What is 21:35 in 12-hour time? (a) 9:35 p.m. (b) 9:35 a.m. (c) 11:35 p.m.
10. 10.A match starts at 18:20 and lasts 1 hour 30 minutes. At what time does it end? (a) 20:50 (b) 19:50 (c) 18:50
11. 11.A film is 2 hours 50 minutes long. How many minutes is that?
12. 12.What is 08:20 in 12-hour time? (a) 10:20 a.m. (b) 8:20 p.m. (c) 8:20 a.m.
13. 13.A match starts at 16:40 and lasts 4 hours 30 minutes. At what time does it end? (a) 22:10 (b) 20:10 (c) 21:10
14. 14.How many hours are there from 05:00 to 23:00?
15. 15.A match starts at 11:20 and lasts 1 hour 55 minutes. At what time does it end? (a) 12:15 (b) 14:15 (c) 13:15
16. 16.What is 23:55 in 12-hour time? (a) 11:55 a.m. (b) 11:55 p.m. (c) 1:55 p.m.
17. 17.What is 03:45 in 12-hour time? (a) 3:45 p.m. (b) 3:45 a.m. (c) 5:45 a.m.
18. 18.How many hours are there from 05:00 to 13:00?
19. 19.What is 04:45 in 12-hour time? (a) 6:45 a.m. (b) 4:45 p.m. (c) 4:45 a.m.
20. 20.A train leaves at 18:20 and reaches at 20:30. How long is the journey (in minutes)?
21. 21.A train leaves at 16:50 and reaches at 18:55. How long is the journey (in minutes)?
22. 22.Write 2:50 a.m. in 24-hour time. (a) 14:50 (b) 04:50 (c) 02:50
23. 23.Write 7:10 a.m. in 24-hour time. (a) 19:10 (b) 09:10 (c) 07:10
24. 24.How many hours are there from 08:00 to 12:00?
25. 25.A film is 3 hours 35 minutes long. How many minutes is that?
26. 26.A train leaves at 19:00 and reaches at 22:15. How long is the journey (in minutes)?
27. 27.A film is 3 hours 10 minutes long. How many minutes is that?
28. 28.What is 15:35 in 12-hour time? (a) 3:35 a.m. (b) 5:35 p.m. (c) 3:35 p.m.
29. 29.How many hours are there from 07:00 to 13:00?
30. 30.A film is 2 hours 5 minutes long. How many minutes is that?
31. 31.A match starts at 09:15 and lasts 3 hours 20 minutes. At what time does it end? (a) 13:35 (b) 11:35 (c) 12:35
32. 32.Write 5:00 a.m. in 24-hour time. (a) 05:00 (b) 17:00 (c) 07:00
33. 33.Write 8:20 p.m. in 24-hour time. (a) 08:20 (b) 22:20 (c) 20:20
34. 34.A train leaves at 07:40 and reaches at 08:55. How long is the journey (in minutes)?
35. 35.A train leaves at 16:15 and reaches at 17:25. How long is the journey (in minutes)?
36. 36.Write 6:45 a.m. in 24-hour time. (a) 18:45 (b) 08:45 (c) 06:45
37. 37.A train leaves at 11:05 and reaches at 14:20. How long is the journey (in minutes)?
38. 38.A train leaves at 09:00 and reaches at 12:05. How long is the journey (in minutes)?
39. 39.How many hours are there from 06:00 to 14:00?
40. 40.A film is 2 hours 30 minutes long. How many minutes is that?

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