Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 924 · 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 10 minutes long. How many minutes is that?
2. 2.A match starts at 06:00 and lasts 3 hours 40 minutes. At what time does it end? (a) 08:40 (b) 09:40 (c) 10:40
3. 3.A train leaves at 14:10 and reaches at 16:45. How long is the journey (in minutes)?
4. 4.A match starts at 10:25 and lasts 1 hour 10 minutes. At what time does it end? (a) 10:35 (b) 12:35 (c) 11:35
5. 5.A film is 1 hour 20 minutes long. How many minutes is that?
6. 6.A match starts at 18:00 and lasts 3 hours. At what time does it end? (a) 20:00 (b) 21:00 (c) 22:00
7. 7.A train leaves at 08:20 and reaches at 10:05. How long is the journey (in minutes)?
8. 8.Write 5:15 a.m. in 24-hour time. (a) 17:15 (b) 07:15 (c) 05:15
9. 9.A film is 3 hours 20 minutes long. How many minutes is that?
10. 10.Write 5:10 p.m. in 24-hour time. (a) 19:10 (b) 17:10 (c) 05:10
11. 11.A film is 1 hour 55 minutes long. How many minutes is that?
12. 12.Write 1:55 p.m. in 24-hour time. (a) 13:55 (b) 01:55 (c) 15:55
13. 13.Write 11:55 a.m. in 24-hour time. (a) 13:55 (b) 23:55 (c) 11:55
14. 14.A film is 2 hours 40 minutes long. How many minutes is that?
15. 15.Write 11:15 p.m. in 24-hour time. (a) 23:15 (b) 01:15 (c) 11:15
16. 16.What is 01:55 in 12-hour time? (a) 1:55 p.m. (b) 1:55 a.m. (c) 3:55 a.m.
17. 17.A train leaves at 11:15 and reaches at 11:40. How long is the journey (in minutes)?
18. 18.How many hours are there from 07:00 to 20:00?
19. 19.How many hours are there from 12:00 to 17:00?
20. 20.How many hours are there from 06:00 to 23:00?
21. 21.What is 06:45 in 12-hour time? (a) 6:45 a.m. (b) 6:45 p.m. (c) 8:45 a.m.
22. 22.A train leaves at 06:35 and reaches at 08:05. How long is the journey (in minutes)?
23. 23.What is 13:40 in 12-hour time? (a) 3:40 p.m. (b) 1:40 a.m. (c) 1:40 p.m.
24. 24.What is 16:10 in 12-hour time? (a) 4:10 a.m. (b) 6:10 p.m. (c) 4:10 p.m.
25. 25.A match starts at 10:25 and lasts 3 hours 30 minutes. At what time does it end? (a) 14:55 (b) 12:55 (c) 13:55
26. 26.A match starts at 14:40 and lasts 4 hours 50 minutes. At what time does it end? (a) 19:30 (b) 18:30 (c) 20:30
27. 27.Write 10:05 p.m. in 24-hour time. (a) 00:05 (b) 22:05 (c) 10:05
28. 28.A match starts at 08:45 and lasts 3 hours. At what time does it end? (a) 12:45 (b) 10:45 (c) 11:45
29. 29.How many hours are there from 10:00 to 17:00?
30. 30.A train leaves at 14:10 and reaches at 15:20. How long is the journey (in minutes)?
31. 31.A train leaves at 07:15 and reaches at 10:10. How long is the journey (in minutes)?
32. 32.A film is 2 hours 20 minutes long. How many minutes is that?
33. 33.A film is 4 hours 40 minutes long. How many minutes is that?
34. 34.A film is 4 hours 35 minutes long. How many minutes is that?
35. 35.A match starts at 13:30 and lasts 3 hours 15 minutes. At what time does it end? (a) 17:45 (b) 15:45 (c) 16:45
36. 36.Write 4:45 a.m. in 24-hour time. (a) 06:45 (b) 04:45 (c) 16:45
37. 37.What is 01:25 in 12-hour time? (a) 3:25 a.m. (b) 1:25 p.m. (c) 1:25 a.m.
38. 38.A train leaves at 14:20 and reaches at 16:55. How long is the journey (in minutes)?
39. 39.Write 4:45 p.m. in 24-hour time. (a) 16:45 (b) 18:45 (c) 04:45
40. 40.Write 6:45 p.m. in 24-hour time. (a) 18:45 (b) 06:45 (c) 20:45

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