Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 845 · 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 09:00 and lasts 2 hours 45 minutes. At what time does it end? (a) 12:45 (b) 10:45 (c) 11:45
2. 2.How many hours are there from 10:00 to 17:00?
3. 3.Write 2:15 p.m. in 24-hour time. (a) 16:15 (b) 02:15 (c) 14:15
4. 4.How many hours are there from 05:00 to 22:00?
5. 5.A train leaves at 08:00 and reaches at 10:00. How long is the journey (in minutes)?
6. 6.What is 20:55 in 12-hour time? (a) 8:55 p.m. (b) 8:55 a.m. (c) 10:55 p.m.
7. 7.What is 14:45 in 12-hour time? (a) 4:45 p.m. (b) 2:45 p.m. (c) 2:45 a.m.
8. 8.A film is 4 hours 45 minutes long. How many minutes is that?
9. 9.A film is 4 hours 40 minutes long. How many minutes is that?
10. 10.A train leaves at 18:55 and reaches at 22:10. How long is the journey (in minutes)?
11. 11.A train leaves at 07:15 and reaches at 09:05. How long is the journey (in minutes)?
12. 12.A match starts at 06:55 and lasts 2 hours 20 minutes. At what time does it end? (a) 10:15 (b) 08:15 (c) 09:15
13. 13.Write 6:40 a.m. in 24-hour time. (a) 18:40 (b) 06:40 (c) 08:40
14. 14.A match starts at 06:05 and lasts 4 hours 30 minutes. At what time does it end? (a) 10:35 (b) 09:35 (c) 11:35
15. 15.A film is 1 hour 50 minutes long. How many minutes is that?
16. 16.A film is 3 hours 55 minutes long. How many minutes is that?
17. 17.A film is 4 hours 20 minutes long. How many minutes is that?
18. 18.Write 11:45 a.m. in 24-hour time. (a) 11:45 (b) 23:45 (c) 13:45
19. 19.A train leaves at 07:40 and reaches at 08:55. How long is the journey (in minutes)?
20. 20.A train leaves at 16:25 and reaches at 18:15. How long is the journey (in minutes)?
21. 21.What is 21:00 in 12-hour time? (a) 9:00 a.m. (b) 9:00 p.m. (c) 11:00 p.m.
22. 22.How many hours are there from 10:00 to 20:00?
23. 23.A match starts at 11:05 and lasts 3 hours 35 minutes. At what time does it end? (a) 14:40 (b) 13:40 (c) 15:40
24. 24.A match starts at 09:50 and lasts 2 hours 10 minutes. At what time does it end? (a) 12:00 (b) 11:00 (c) 13:00
25. 25.A train leaves at 07:35 and reaches at 10:40. How long is the journey (in minutes)?
26. 26.How many hours are there from 08:00 to 16:00?
27. 27.What is 20:05 in 12-hour time? (a) 8:05 p.m. (b) 10:05 p.m. (c) 8:05 a.m.
28. 28.A match starts at 12:25 and lasts 3 hours 10 minutes. At what time does it end? (a) 14:35 (b) 15:35 (c) 16:35
29. 29.What is 19:45 in 12-hour time? (a) 9:45 p.m. (b) 7:45 a.m. (c) 7:45 p.m.
30. 30.Write 3:50 p.m. in 24-hour time. (a) 03:50 (b) 17:50 (c) 15:50
31. 31.What is 08:05 in 12-hour time? (a) 8:05 a.m. (b) 10:05 a.m. (c) 8:05 p.m.
32. 32.A film is 2 hours 30 minutes long. How many minutes is that?
33. 33.Write 7:50 p.m. in 24-hour time. (a) 07:50 (b) 19:50 (c) 21:50
34. 34.A match starts at 17:05 and lasts 1 hour 55 minutes. At what time does it end? (a) 18:00 (b) 20:00 (c) 19:00
35. 35.What is 23:15 in 12-hour time? (a) 11:15 p.m. (b) 1:15 p.m. (c) 11:15 a.m.
36. 36.What is 06:30 in 12-hour time? (a) 6:30 p.m. (b) 8:30 a.m. (c) 6:30 a.m.
37. 37.How many hours are there from 07:00 to 12:00?
38. 38.How many hours are there from 06:00 to 22:00?
39. 39.How many hours are there from 05:00 to 13:00?
40. 40.A match starts at 18:15 and lasts 4 hours 30 minutes. At what time does it end? (a) 22:45 (b) 21:45 (c) 23:45

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