Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 926 · 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 1 hour 15 minutes long. How many minutes is that?
2. 2.What is 14:40 in 12-hour time? (a) 4:40 p.m. (b) 2:40 a.m. (c) 2:40 p.m.
3. 3.A match starts at 06:50 and lasts 2 hours 30 minutes. At what time does it end? (a) 09:20 (b) 10:20 (c) 08:20
4. 4.Write 2:05 p.m. in 24-hour time. (a) 14:05 (b) 16:05 (c) 02:05
5. 5.Write 9:55 a.m. in 24-hour time. (a) 21:55 (b) 09:55 (c) 11:55
6. 6.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 06:25 (c) 08:25
7. 7.A film is 4 hours 25 minutes long. How many minutes is that?
8. 8.A film is 1 hour 50 minutes long. How many minutes is that?
9. 9.A film is 4 hours 50 minutes long. How many minutes is that?
10. 10.A train leaves at 19:05 and reaches at 21:40. How long is the journey (in minutes)?
11. 11.Write 10:20 p.m. in 24-hour time. (a) 22:20 (b) 00:20 (c) 10:20
12. 12.A match starts at 16:10 and lasts 4 hours 35 minutes. At what time does it end? (a) 21:45 (b) 20:45 (c) 19:45
13. 13.A film is 3 hours 5 minutes long. How many minutes is that?
14. 14.What is 20:00 in 12-hour time? (a) 8:00 a.m. (b) 8:00 p.m. (c) 10:00 p.m.
15. 15.A match starts at 18:25 and lasts 3 hours 50 minutes. At what time does it end? (a) 22:15 (b) 23:15 (c) 21:15
16. 16.A train leaves at 07:35 and reaches at 10:40. How long is the journey (in minutes)?
17. 17.What is 09:25 in 12-hour time? (a) 9:25 p.m. (b) 9:25 a.m. (c) 11:25 a.m.
18. 18.A film is 1 hour 55 minutes long. How many minutes is that?
19. 19.How many hours are there from 09:00 to 21:00?
20. 20.A match starts at 08:25 and lasts 1 hour 15 minutes. At what time does it end? (a) 10:40 (b) 08:40 (c) 09:40
21. 21.What is 15:20 in 12-hour time? (a) 5:20 p.m. (b) 3:20 a.m. (c) 3:20 p.m.
22. 22.A match starts at 06:30 and lasts 3 hours 55 minutes. At what time does it end? (a) 11:25 (b) 09:25 (c) 10:25
23. 23.What is 11:15 in 12-hour time? (a) 11:15 p.m. (b) 11:15 a.m. (c) 1:15 a.m.
24. 24.A film is 3 hours 15 minutes long. How many minutes is that?
25. 25.How many hours are there from 06:00 to 09:00?
26. 26.A train leaves at 18:55 and reaches at 20:25. How long is the journey (in minutes)?
27. 27.How many hours are there from 11:00 to 22:00?
28. 28.A train leaves at 12:55 and reaches at 13:50. How long is the journey (in minutes)?
29. 29.A train leaves at 07:00 and reaches at 07:50. How long is the journey (in minutes)?
30. 30.A match starts at 13:00 and lasts 3 hours 40 minutes. At what time does it end? (a) 17:40 (b) 16:40 (c) 15:40
31. 31.Write 6:30 a.m. in 24-hour time. (a) 06:30 (b) 08:30 (c) 18:30
32. 32.A film is 3 hours 30 minutes long. How many minutes is that?
33. 33.What is 07:10 in 12-hour time? (a) 7:10 a.m. (b) 7:10 p.m. (c) 9:10 a.m.
34. 34.A train leaves at 07:35 and reaches at 08:15. How long is the journey (in minutes)?
35. 35.Write 8:35 a.m. in 24-hour time. (a) 10:35 (b) 08:35 (c) 20:35
36. 36.A match starts at 09:20 and lasts 4 hours 35 minutes. At what time does it end? (a) 13:55 (b) 12:55 (c) 14:55
37. 37.Write 5:20 a.m. in 24-hour time. (a) 07:20 (b) 05:20 (c) 17:20
38. 38.How many hours are there from 08:00 to 20:00?
39. 39.A train leaves at 09:15 and reaches at 11:55. How long is the journey (in minutes)?
40. 40.How many hours are there from 07:00 to 12:00?

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