Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 16 · 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 13:00 and lasts 3 hours 30 minutes. At what time does it end? (a) 15:30 (b) 17:30 (c) 16:30
2. 2.What is 21:25 in 12-hour time? (a) 9:25 a.m. (b) 11:25 p.m. (c) 9:25 p.m.
3. 3.What is 19:35 in 12-hour time? (a) 7:35 p.m. (b) 9:35 p.m. (c) 7:35 a.m.
4. 4.A match starts at 09:55 and lasts 4 hours 55 minutes. At what time does it end? (a) 13:50 (b) 15:50 (c) 14:50
5. 5.A match starts at 09:25 and lasts 3 hours 40 minutes. At what time does it end? (a) 12:05 (b) 14:05 (c) 13:05
6. 6.A train leaves at 18:40 and reaches at 19:05. How long is the journey (in minutes)?
7. 7.What is 03:15 in 12-hour time? (a) 3:15 p.m. (b) 3:15 a.m. (c) 5:15 a.m.
8. 8.A match starts at 10:15 and lasts 3 hours 30 minutes. At what time does it end? (a) 13:45 (b) 12:45 (c) 14:45
9. 9.A film is 2 hours 35 minutes long. How many minutes is that?
10. 10.A film is 2 hours 40 minutes long. How many minutes is that?
11. 11.Write 11:00 a.m. in 24-hour time. (a) 23:00 (b) 11:00 (c) 13:00
12. 12.Write 3:35 p.m. in 24-hour time. (a) 03:35 (b) 15:35 (c) 17:35
13. 13.What is 18:05 in 12-hour time? (a) 6:05 a.m. (b) 8:05 p.m. (c) 6:05 p.m.
14. 14.Write 2:35 p.m. in 24-hour time. (a) 02:35 (b) 16:35 (c) 14:35
15. 15.A train leaves at 12:15 and reaches at 13:40. How long is the journey (in minutes)?
16. 16.A train leaves at 13:15 and reaches at 14:25. How long is the journey (in minutes)?
17. 17.A film is 3 hours 15 minutes long. How many minutes is that?
18. 18.Write 8:55 p.m. in 24-hour time. (a) 20:55 (b) 08:55 (c) 22:55
19. 19.What is 10:25 in 12-hour time? (a) 10:25 p.m. (b) 12:25 a.m. (c) 10:25 a.m.
20. 20.How many hours are there from 06:00 to 09:00?
21. 21.A film is 3 hours 45 minutes long. How many minutes is that?
22. 22.Write 11:05 p.m. in 24-hour time. (a) 01:05 (b) 11:05 (c) 23:05
23. 23.A film is 2 hours 50 minutes long. How many minutes is that?
24. 24.A train leaves at 16:30 and reaches at 17:55. How long is the journey (in minutes)?
25. 25.A match starts at 17:00 and lasts 3 hours 20 minutes. At what time does it end? (a) 21:20 (b) 20:20 (c) 19:20
26. 26.What is 07:30 in 12-hour time? (a) 7:30 p.m. (b) 9:30 a.m. (c) 7:30 a.m.
27. 27.What is 19:30 in 12-hour time? (a) 7:30 a.m. (b) 9:30 p.m. (c) 7:30 p.m.
28. 28.A match starts at 10:50 and lasts 1 hour 10 minutes. At what time does it end? (a) 12:00 (b) 13:00 (c) 11:00
29. 29.A film is 1 hour 55 minutes long. How many minutes is that?
30. 30.A film is 4 hours 55 minutes long. How many minutes is that?
31. 31.A match starts at 18:25 and lasts 3 hours 15 minutes. At what time does it end? (a) 22:40 (b) 21:40 (c) 20:40
32. 32.A train leaves at 06:40 and reaches at 09:40. How long is the journey (in minutes)?
33. 33.How many hours are there from 06:00 to 16:00?
34. 34.How many hours are there from 07:00 to 12:00?
35. 35.A film is 3 hours 50 minutes long. How many minutes is that?
36. 36.How many hours are there from 09:00 to 15:00?
37. 37.A match starts at 14:55 and lasts 4 hours 55 minutes. At what time does it end? (a) 18:50 (b) 19:50 (c) 20:50
38. 38.A film is 1 hour 45 minutes long. How many minutes is that?
39. 39.What is 19:50 in 12-hour time? (a) 9:50 p.m. (b) 7:50 a.m. (c) 7:50 p.m.
40. 40.How many hours are there from 07:00 to 22:00?

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