Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 511 · 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 match starts at 12:45 and lasts 3 hours 45 minutes. At what time does it end? (a) 16:30 (b) 15:30 (c) 17:30
2. 2.A match starts at 18:15 and lasts 3 hours 25 minutes. At what time does it end? (a) 21:40 (b) 22:40 (c) 20:40
3. 3.Write 2:15 a.m. in 24-hour time. (a) 04:15 (b) 14:15 (c) 02:15
4. 4.A film is 3 hours 40 minutes long. How many minutes is that?
5. 5.A train leaves at 15:10 and reaches at 16:10. How long is the journey (in minutes)?
6. 6.Write 9:15 a.m. in 24-hour time. (a) 21:15 (b) 11:15 (c) 09:15
7. 7.Write 4:15 p.m. in 24-hour time. (a) 18:15 (b) 04:15 (c) 16:15
8. 8.A film is 3 hours 5 minutes long. How many minutes is that?
9. 9.What is 05:25 in 12-hour time? (a) 5:25 p.m. (b) 7:25 a.m. (c) 5:25 a.m.
10. 10.A match starts at 12:35 and lasts 4 hours 10 minutes. At what time does it end? (a) 17:45 (b) 15:45 (c) 16:45
11. 11.How many hours are there from 07:00 to 17:00?
12. 12.A train leaves at 12:30 and reaches at 14:30. How long is the journey (in minutes)?
13. 13.A match starts at 17:35 and lasts 2 hours. At what time does it end? (a) 18:35 (b) 20:35 (c) 19:35
14. 14.A film is 1 hour 40 minutes long. How many minutes is that?
15. 15.A film is 4 hours 35 minutes long. How many minutes is that?
16. 16.A match starts at 12:00 and lasts 2 hours 55 minutes. At what time does it end? (a) 14:55 (b) 13:55 (c) 15:55
17. 17.Write 6:25 p.m. in 24-hour time. (a) 18:25 (b) 20:25 (c) 06:25
18. 18.A train leaves at 07:50 and reaches at 09:55. How long is the journey (in minutes)?
19. 19.Write 5:00 a.m. in 24-hour time. (a) 07:00 (b) 05:00 (c) 17:00
20. 20.A match starts at 16:55 and lasts 4 hours 30 minutes. At what time does it end? (a) 20:25 (b) 21:25 (c) 22:25
21. 21.A train leaves at 11:05 and reaches at 13:55. How long is the journey (in minutes)?
22. 22.A match starts at 10:55 and lasts 2 hours. At what time does it end? (a) 12:55 (b) 13:55 (c) 11:55
23. 23.How many hours are there from 11:00 to 22:00?
24. 24.Write 4:35 p.m. in 24-hour time. (a) 18:35 (b) 04:35 (c) 16:35
25. 25.A match starts at 16:10 and lasts 4 hours 30 minutes. At what time does it end? (a) 19:40 (b) 20:40 (c) 21:40
26. 26.A match starts at 11:45 and lasts 2 hours 40 minutes. At what time does it end? (a) 14:25 (b) 15:25 (c) 13:25
27. 27.Write 6:15 p.m. in 24-hour time. (a) 20:15 (b) 06:15 (c) 18:15
28. 28.A film is 4 hours 40 minutes long. How many minutes is that?
29. 29.A film is 2 hours 25 minutes long. How many minutes is that?
30. 30.A match starts at 16:25 and lasts 1 hour 50 minutes. At what time does it end? (a) 19:15 (b) 17:15 (c) 18:15
31. 31.A train leaves at 10:40 and reaches at 13:10. How long is the journey (in minutes)?
32. 32.A train leaves at 17:25 and reaches at 19:55. How long is the journey (in minutes)?
33. 33.A train leaves at 12:30 and reaches at 14:40. How long is the journey (in minutes)?
34. 34.How many hours are there from 10:00 to 20:00?
35. 35.Write 11:10 a.m. in 24-hour time. (a) 13:10 (b) 11:10 (c) 23:10
36. 36.A film is 1 hour 15 minutes long. How many minutes is that?
37. 37.How many hours are there from 07:00 to 13:00?
38. 38.A match starts at 11:10 and lasts 1 hour 40 minutes. At what time does it end? (a) 13:50 (b) 12:50 (c) 11:50
39. 39.A match starts at 09:10 and lasts 1 hour 5 minutes. At what time does it end? (a) 11:15 (b) 09:15 (c) 10:15
40. 40.What is 15:15 in 12-hour time? (a) 5:15 p.m. (b) 3:15 a.m. (c) 3:15 p.m.

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