Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 844 · 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.What is 02:05 in 12-hour time? (a) 2:05 p.m. (b) 4:05 a.m. (c) 2:05 a.m.
2. 2.What is 01:30 in 12-hour time? (a) 1:30 p.m. (b) 1:30 a.m. (c) 3:30 a.m.
3. 3.A match starts at 18:00 and lasts 3 hours 5 minutes. At what time does it end? (a) 22:05 (b) 21:05 (c) 20:05
4. 4.A train leaves at 07:20 and reaches at 09:10. How long is the journey (in minutes)?
5. 5.A film is 2 hours 10 minutes long. How many minutes is that?
6. 6.A film is 1 hour 10 minutes long. How many minutes is that?
7. 7.What is 19:25 in 12-hour time? (a) 7:25 a.m. (b) 7:25 p.m. (c) 9:25 p.m.
8. 8.A train leaves at 17:30 and reaches at 20:10. How long is the journey (in minutes)?
9. 9.How many hours are there from 08:00 to 15:00?
10. 10.A train leaves at 10:40 and reaches at 14:00. How long is the journey (in minutes)?
11. 11.A match starts at 13:30 and lasts 1 hour 30 minutes. At what time does it end? (a) 14:00 (b) 15:00 (c) 16:00
12. 12.How many hours are there from 11:00 to 22:00?
13. 13.What is 05:55 in 12-hour time? (a) 5:55 p.m. (b) 5:55 a.m. (c) 7:55 a.m.
14. 14.What is 04:40 in 12-hour time? (a) 4:40 p.m. (b) 4:40 a.m. (c) 6:40 a.m.
15. 15.What is 06:10 in 12-hour time? (a) 6:10 a.m. (b) 8:10 a.m. (c) 6:10 p.m.
16. 16.How many hours are there from 11:00 to 20:00?
17. 17.What is 19:00 in 12-hour time? (a) 9:00 p.m. (b) 7:00 a.m. (c) 7:00 p.m.
18. 18.How many hours are there from 12:00 to 20:00?
19. 19.A match starts at 11:05 and lasts 1 hour 30 minutes. At what time does it end? (a) 12:35 (b) 11:35 (c) 13:35
20. 20.Write 11:10 a.m. in 24-hour time. (a) 11:10 (b) 13:10 (c) 23:10
21. 21.A train leaves at 08:25 and reaches at 11:25. How long is the journey (in minutes)?
22. 22.A match starts at 14:05 and lasts 4 hours 5 minutes. At what time does it end? (a) 17:10 (b) 19:10 (c) 18:10
23. 23.A film is 1 hour 45 minutes long. How many minutes is that?
24. 24.A match starts at 11:05 and lasts 3 hours 25 minutes. At what time does it end? (a) 14:30 (b) 13:30 (c) 15:30
25. 25.A film is 4 hours 35 minutes long. How many minutes is that?
26. 26.A match starts at 17:10 and lasts 2 hours 35 minutes. At what time does it end? (a) 20:45 (b) 18:45 (c) 19:45
27. 27.What is 06:05 in 12-hour time? (a) 6:05 p.m. (b) 6:05 a.m. (c) 8:05 a.m.
28. 28.A film is 4 hours 50 minutes long. How many minutes is that?
29. 29.Write 4:25 p.m. in 24-hour time. (a) 16:25 (b) 04:25 (c) 18:25
30. 30.How many hours are there from 12:00 to 15:00?
31. 31.A train leaves at 17:55 and reaches at 18:30. How long is the journey (in minutes)?
32. 32.A train leaves at 06:30 and reaches at 08:55. How long is the journey (in minutes)?
33. 33.A match starts at 11:20 and lasts 4 hours 50 minutes. At what time does it end? (a) 15:10 (b) 17:10 (c) 16:10
34. 34.What is 09:55 in 12-hour time? (a) 11:55 a.m. (b) 9:55 a.m. (c) 9:55 p.m.
35. 35.Write 10:40 a.m. in 24-hour time. (a) 10:40 (b) 22:40 (c) 12:40
36. 36.How many hours are there from 12:00 to 17:00?
37. 37.How many hours are there from 05:00 to 09:00?
38. 38.A train leaves at 09:00 and reaches at 10:55. How long is the journey (in minutes)?
39. 39.A train leaves at 13:20 and reaches at 16:35. How long is the journey (in minutes)?
40. 40.A film is 3 hours 45 minutes long. How many minutes is that?

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