Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 82 · 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 17:35 and reaches at 18:30. How long is the journey (in minutes)?
2. 2.Write 11:00 a.m. in 24-hour time. (a) 13:00 (b) 23:00 (c) 11:00
3. 3.How many hours are there from 11:00 to 14:00?
4. 4.A film is 3 hours 20 minutes long. How many minutes is that?
5. 5.A match starts at 14:30 and lasts 3 hours 10 minutes. At what time does it end? (a) 16:40 (b) 18:40 (c) 17:40
6. 6.A film is 2 hours 50 minutes long. How many minutes is that?
7. 7.A train leaves at 16:15 and reaches at 17:25. How long is the journey (in minutes)?
8. 8.A train leaves at 07:35 and reaches at 09:20. How long is the journey (in minutes)?
9. 9.A film is 2 hours 15 minutes long. How many minutes is that?
10. 10.A film is 4 hours 50 minutes long. How many minutes is that?
11. 11.How many hours are there from 09:00 to 12:00?
12. 12.Write 10:05 p.m. in 24-hour time. (a) 00:05 (b) 22:05 (c) 10:05
13. 13.A match starts at 12:20 and lasts 4 hours 50 minutes. At what time does it end? (a) 17:10 (b) 16:10 (c) 18:10
14. 14.A train leaves at 14:00 and reaches at 16:40. How long is the journey (in minutes)?
15. 15.A film is 3 hours 40 minutes long. How many minutes is that?
16. 16.How many hours are there from 07:00 to 15:00?
17. 17.Write 2:40 a.m. in 24-hour time. (a) 04:40 (b) 02:40 (c) 14:40
18. 18.A film is 2 hours 55 minutes long. How many minutes is that?
19. 19.A film is 2 hours 10 minutes long. How many minutes is that?
20. 20.A match starts at 08:45 and lasts 4 hours 25 minutes. At what time does it end? (a) 12:10 (b) 14:10 (c) 13:10
21. 21.How many hours are there from 12:00 to 20:00?
22. 22.A match starts at 10:15 and lasts 2 hours 10 minutes. At what time does it end? (a) 11:25 (b) 13:25 (c) 12:25
23. 23.A match starts at 18:15 and lasts 4 hours 45 minutes. At what time does it end? (a) 00:00 (b) 23:00 (c) 22:00
24. 24.What is 04:40 in 12-hour time? (a) 6:40 a.m. (b) 4:40 a.m. (c) 4:40 p.m.
25. 25.A film is 1 hour 35 minutes long. How many minutes is that?
26. 26.A match starts at 06:00 and lasts 3 hours 15 minutes. At what time does it end? (a) 08:15 (b) 10:15 (c) 09:15
27. 27.A match starts at 06:55 and lasts 4 hours 25 minutes. At what time does it end? (a) 12:20 (b) 11:20 (c) 10:20
28. 28.What is 04:55 in 12-hour time? (a) 6:55 a.m. (b) 4:55 a.m. (c) 4:55 p.m.
29. 29.A match starts at 06:15 and lasts 2 hours 45 minutes. At what time does it end? (a) 10:00 (b) 09:00 (c) 08:00
30. 30.What is 15:10 in 12-hour time? (a) 3:10 a.m. (b) 3:10 p.m. (c) 5:10 p.m.
31. 31.A match starts at 08:45 and lasts 2 hours 35 minutes. At what time does it end? (a) 10:20 (b) 11:20 (c) 12:20
32. 32.A train leaves at 08:00 and reaches at 10:20. How long is the journey (in minutes)?
33. 33.What is 11:10 in 12-hour time? (a) 11:10 a.m. (b) 1:10 a.m. (c) 11:10 p.m.
34. 34.A match starts at 10:35 and lasts 1 hour 35 minutes. At what time does it end? (a) 12:10 (b) 11:10 (c) 13:10
35. 35.A train leaves at 15:05 and reaches at 16:35. How long is the journey (in minutes)?
36. 36.A film is 3 hours 55 minutes long. How many minutes is that?
37. 37.How many hours are there from 08:00 to 13:00?
38. 38.How many hours are there from 07:00 to 16:00?
39. 39.How many hours are there from 06:00 to 21:00?
40. 40.How many hours are there from 10:00 to 18:00?

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