Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 397 · 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 10:35 a.m. in 24-hour time. (a) 10:35 (b) 22:35 (c) 12:35
2. 2.A match starts at 13:15 and lasts 2 hours. At what time does it end? (a) 14:15 (b) 15:15 (c) 16:15
3. 3.Write 8:15 a.m. in 24-hour time. (a) 10:15 (b) 20:15 (c) 08:15
4. 4.A match starts at 07:25 and lasts 2 hours 20 minutes. At what time does it end? (a) 09:45 (b) 08:45 (c) 10:45
5. 5.A train leaves at 19:35 and reaches at 20:10. How long is the journey (in minutes)?
6. 6.How many hours are there from 08:00 to 12:00?
7. 7.A film is 1 hour 10 minutes long. How many minutes is that?
8. 8.What is 14:45 in 12-hour time? (a) 2:45 a.m. (b) 2:45 p.m. (c) 4:45 p.m.
9. 9.How many hours are there from 06:00 to 20:00?
10. 10.A match starts at 08:05 and lasts 2 hours 20 minutes. At what time does it end? (a) 09:25 (b) 11:25 (c) 10:25
11. 11.A film is 4 hours 30 minutes long. How many minutes is that?
12. 12.How many hours are there from 09:00 to 23:00?
13. 13.Write 5:15 a.m. in 24-hour time. (a) 07:15 (b) 17:15 (c) 05:15
14. 14.Write 11:55 a.m. in 24-hour time. (a) 13:55 (b) 11:55 (c) 23:55
15. 15.What is 15:15 in 12-hour time? (a) 5:15 p.m. (b) 3:15 p.m. (c) 3:15 a.m.
16. 16.What is 13:30 in 12-hour time? (a) 1:30 p.m. (b) 1:30 a.m. (c) 3:30 p.m.
17. 17.A film is 3 hours 45 minutes long. How many minutes is that?
18. 18.A match starts at 15:05 and lasts 2 hours 55 minutes. At what time does it end? (a) 17:00 (b) 19:00 (c) 18:00
19. 19.How many hours are there from 05:00 to 12:00?
20. 20.A film is 2 hours 50 minutes long. How many minutes is that?
21. 21.A train leaves at 18:50 and reaches at 21:25. How long is the journey (in minutes)?
22. 22.A film is 3 hours 30 minutes long. How many minutes is that?
23. 23.A match starts at 10:25 and lasts 1 hour 40 minutes. At what time does it end? (a) 11:05 (b) 12:05 (c) 13:05
24. 24.A film is 3 hours 20 minutes long. How many minutes is that?
25. 25.What is 22:45 in 12-hour time? (a) 10:45 a.m. (b) 12:45 p.m. (c) 10:45 p.m.
26. 26.What is 07:00 in 12-hour time? (a) 7:00 p.m. (b) 9:00 a.m. (c) 7:00 a.m.
27. 27.A film is 1 hour 45 minutes long. How many minutes is that?
28. 28.A train leaves at 07:00 and reaches at 10:20. How long is the journey (in minutes)?
29. 29.Write 10:30 a.m. in 24-hour time. (a) 22:30 (b) 12:30 (c) 10:30
30. 30.Write 9:10 a.m. in 24-hour time. (a) 21:10 (b) 11:10 (c) 09:10
31. 31.Write 6:50 a.m. in 24-hour time. (a) 18:50 (b) 08:50 (c) 06:50
32. 32.Write 9:20 p.m. in 24-hour time. (a) 23:20 (b) 09:20 (c) 21:20
33. 33.A film is 4 hours 50 minutes long. How many minutes is that?
34. 34.Write 1:25 a.m. in 24-hour time. (a) 13:25 (b) 03:25 (c) 01:25
35. 35.A train leaves at 17:20 and reaches at 19:15. How long is the journey (in minutes)?
36. 36.Write 9:55 a.m. in 24-hour time. (a) 21:55 (b) 11:55 (c) 09:55
37. 37.How many hours are there from 10:00 to 13:00?
38. 38.A film is 2 hours 20 minutes long. How many minutes is that?
39. 39.What is 19:00 in 12-hour time? (a) 7:00 a.m. (b) 9:00 p.m. (c) 7:00 p.m.
40. 40.A film is 3 hours 40 minutes long. How many minutes is that?

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