Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 770 · 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 16:00 and reaches at 17:40. How long is the journey (in minutes)?
2. 2.How many hours are there from 07:00 to 09:00?
3. 3.Write 11:50 a.m. in 24-hour time. (a) 23:50 (b) 13:50 (c) 11:50
4. 4.A film is 3 hours 40 minutes long. How many minutes is that?
5. 5.A train leaves at 16:15 and reaches at 18:55. How long is the journey (in minutes)?
6. 6.A match starts at 12:40 and lasts 4 hours 35 minutes. At what time does it end? (a) 16:15 (b) 17:15 (c) 18:15
7. 7.How many hours are there from 11:00 to 21:00?
8. 8.A train leaves at 11:10 and reaches at 13:55. How long is the journey (in minutes)?
9. 9.A film is 4 hours 5 minutes long. How many minutes is that?
10. 10.Write 3:25 a.m. in 24-hour time. (a) 03:25 (b) 05:25 (c) 15:25
11. 11.A train leaves at 06:55 and reaches at 08:40. How long is the journey (in minutes)?
12. 12.A train leaves at 16:10 and reaches at 17:30. How long is the journey (in minutes)?
13. 13.Write 3:20 p.m. in 24-hour time. (a) 15:20 (b) 03:20 (c) 17:20
14. 14.How many hours are there from 06:00 to 10:00?
15. 15.A film is 2 hours 10 minutes long. How many minutes is that?
16. 16.A film is 3 hours 25 minutes long. How many minutes is that?
17. 17.A match starts at 13:05 and lasts 3 hours 10 minutes. At what time does it end? (a) 16:15 (b) 17:15 (c) 15:15
18. 18.How many hours are there from 12:00 to 22:00?
19. 19.What is 04:45 in 12-hour time? (a) 4:45 p.m. (b) 4:45 a.m. (c) 6:45 a.m.
20. 20.A match starts at 06:05 and lasts 2 hours 35 minutes. At what time does it end? (a) 09:40 (b) 07:40 (c) 08:40
21. 21.A train leaves at 09:30 and reaches at 11:00. How long is the journey (in minutes)?
22. 22.A train leaves at 19:35 and reaches at 21:20. How long is the journey (in minutes)?
23. 23.A train leaves at 11:20 and reaches at 13:45. How long is the journey (in minutes)?
24. 24.A match starts at 10:15 and lasts 3 hours 10 minutes. At what time does it end? (a) 12:25 (b) 13:25 (c) 14:25
25. 25.Write 4:40 a.m. in 24-hour time. (a) 04:40 (b) 06:40 (c) 16:40
26. 26.A match starts at 10:05 and lasts 3 hours 10 minutes. At what time does it end? (a) 12:15 (b) 14:15 (c) 13:15
27. 27.How many hours are there from 09:00 to 15:00?
28. 28.What is 07:50 in 12-hour time? (a) 7:50 p.m. (b) 9:50 a.m. (c) 7:50 a.m.
29. 29.A film is 4 hours 45 minutes long. How many minutes is that?
30. 30.What is 19:00 in 12-hour time? (a) 9:00 p.m. (b) 7:00 a.m. (c) 7:00 p.m.
31. 31.What is 13:45 in 12-hour time? (a) 3:45 p.m. (b) 1:45 a.m. (c) 1:45 p.m.
32. 32.A film is 4 hours 35 minutes long. How many minutes is that?
33. 33.How many hours are there from 08:00 to 12:00?
34. 34.Write 9:00 p.m. in 24-hour time. (a) 23:00 (b) 09:00 (c) 21:00
35. 35.Write 5:05 p.m. in 24-hour time. (a) 19:05 (b) 05:05 (c) 17:05
36. 36.A train leaves at 18:35 and reaches at 21:40. How long is the journey (in minutes)?
37. 37.How many hours are there from 12:00 to 19:00?
38. 38.A film is 1 hour 10 minutes long. How many minutes is that?
39. 39.A film is 1 hour 50 minutes long. How many minutes is that?
40. 40.A film is 3 hours 30 minutes long. How many minutes is that?

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