Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 662 · 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 film is 3 hours 55 minutes long. How many minutes is that?
2. 2.A match starts at 11:10 and lasts 1 hour. At what time does it end? (a) 13:10 (b) 11:10 (c) 12:10
3. 3.Write 3:05 p.m. in 24-hour time. (a) 17:05 (b) 15:05 (c) 03:05
4. 4.How many hours are there from 11:00 to 14:00?
5. 5.A train leaves at 15:55 and reaches at 19:00. How long is the journey (in minutes)?
6. 6.A train leaves at 12:25 and reaches at 15:35. How long is the journey (in minutes)?
7. 7.A train leaves at 13:35 and reaches at 15:35. How long is the journey (in minutes)?
8. 8.What is 08:35 in 12-hour time? (a) 10:35 a.m. (b) 8:35 a.m. (c) 8:35 p.m.
9. 9.How many hours are there from 06:00 to 11:00?
10. 10.A match starts at 16:25 and lasts 2 hours 5 minutes. At what time does it end? (a) 18:30 (b) 17:30 (c) 19:30
11. 11.Write 5:05 p.m. in 24-hour time. (a) 05:05 (b) 17:05 (c) 19:05
12. 12.A film is 4 hours 30 minutes long. How many minutes is that?
13. 13.A film is 2 hours 50 minutes long. How many minutes is that?
14. 14.A match starts at 13:35 and lasts 3 hours. At what time does it end? (a) 17:35 (b) 15:35 (c) 16:35
15. 15.A match starts at 15:55 and lasts 1 hour 20 minutes. At what time does it end? (a) 17:15 (b) 16:15 (c) 18:15
16. 16.A train leaves at 12:15 and reaches at 13:25. How long is the journey (in minutes)?
17. 17.What is 02:15 in 12-hour time? (a) 2:15 p.m. (b) 4:15 a.m. (c) 2:15 a.m.
18. 18.How many hours are there from 05:00 to 19:00?
19. 19.Write 10:05 a.m. in 24-hour time. (a) 12:05 (b) 22:05 (c) 10:05
20. 20.How many hours are there from 12:00 to 19:00?
21. 21.A match starts at 12:00 and lasts 1 hour 15 minutes. At what time does it end? (a) 14:15 (b) 12:15 (c) 13:15
22. 22.What is 05:25 in 12-hour time? (a) 7:25 a.m. (b) 5:25 p.m. (c) 5:25 a.m.
23. 23.A match starts at 18:50 and lasts 2 hours 35 minutes. At what time does it end? (a) 21:25 (b) 22:25 (c) 20:25
24. 24.Write 3:45 p.m. in 24-hour time. (a) 03:45 (b) 15:45 (c) 17:45
25. 25.A train leaves at 12:10 and reaches at 13:05. How long is the journey (in minutes)?
26. 26.A film is 3 hours 20 minutes long. How many minutes is that?
27. 27.A film is 2 hours 10 minutes long. How many minutes is that?
28. 28.A match starts at 12:05 and lasts 4 hours 15 minutes. At what time does it end? (a) 17:20 (b) 15:20 (c) 16:20
29. 29.What is 23:35 in 12-hour time? (a) 11:35 a.m. (b) 11:35 p.m. (c) 1:35 p.m.
30. 30.Write 1:45 a.m. in 24-hour time. (a) 03:45 (b) 01:45 (c) 13:45
31. 31.A match starts at 11:20 and lasts 4 hours 30 minutes. At what time does it end? (a) 16:50 (b) 14:50 (c) 15:50
32. 32.A match starts at 18:50 and lasts 3 hours 50 minutes. At what time does it end? (a) 22:40 (b) 23:40 (c) 21:40
33. 33.A film is 1 hour 50 minutes long. How many minutes is that?
34. 34.A train leaves at 17:05 and reaches at 18:10. How long is the journey (in minutes)?
35. 35.How many hours are there from 05:00 to 14:00?
36. 36.Write 9:05 p.m. in 24-hour time. (a) 21:05 (b) 23:05 (c) 09:05
37. 37.A film is 1 hour 20 minutes long. How many minutes is that?
38. 38.A film is 1 hour 15 minutes long. How many minutes is that?
39. 39.How many hours are there from 12:00 to 16:00?
40. 40.How many hours are there from 10:00 to 12:00?

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