Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 853 · 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.How many hours are there from 08:00 to 18:00?
2. 2.Write 4:40 p.m. in 24-hour time. (a) 16:40 (b) 04:40 (c) 18:40
3. 3.Write 7:40 a.m. in 24-hour time. (a) 19:40 (b) 07:40 (c) 09:40
4. 4.Write 11:55 a.m. in 24-hour time. (a) 13:55 (b) 11:55 (c) 23:55
5. 5.A film is 4 hours 55 minutes long. How many minutes is that?
6. 6.Write 6:25 a.m. in 24-hour time. (a) 08:25 (b) 06:25 (c) 18:25
7. 7.What is 11:45 in 12-hour time? (a) 11:45 a.m. (b) 1:45 a.m. (c) 11:45 p.m.
8. 8.A film is 4 hours 45 minutes long. How many minutes is that?
9. 9.How many hours are there from 07:00 to 16:00?
10. 10.What is 23:50 in 12-hour time? (a) 11:50 p.m. (b) 11:50 a.m. (c) 1:50 p.m.
11. 11.A match starts at 10:45 and lasts 2 hours 35 minutes. At what time does it end? (a) 13:20 (b) 12:20 (c) 14:20
12. 12.What is 01:00 in 12-hour time? (a) 1:00 a.m. (b) 1:00 p.m. (c) 3:00 a.m.
13. 13.What is 05:25 in 12-hour time? (a) 5:25 p.m. (b) 7:25 a.m. (c) 5:25 a.m.
14. 14.How many hours are there from 06:00 to 21:00?
15. 15.A train leaves at 18:35 and reaches at 21:15. How long is the journey (in minutes)?
16. 16.Write 5:25 a.m. in 24-hour time. (a) 07:25 (b) 05:25 (c) 17:25
17. 17.Write 6:15 a.m. in 24-hour time. (a) 08:15 (b) 18:15 (c) 06:15
18. 18.A match starts at 18:45 and lasts 2 hours 10 minutes. At what time does it end? (a) 21:55 (b) 19:55 (c) 20:55
19. 19.Write 3:45 p.m. in 24-hour time. (a) 17:45 (b) 03:45 (c) 15:45
20. 20.A train leaves at 10:40 and reaches at 13:20. How long is the journey (in minutes)?
21. 21.A train leaves at 13:10 and reaches at 15:35. How long is the journey (in minutes)?
22. 22.A train leaves at 14:00 and reaches at 16:30. How long is the journey (in minutes)?
23. 23.A match starts at 11:30 and lasts 3 hours 30 minutes. At what time does it end? (a) 16:00 (b) 15:00 (c) 14:00
24. 24.A match starts at 14:40 and lasts 3 hours 45 minutes. At what time does it end? (a) 18:25 (b) 19:25 (c) 17:25
25. 25.A match starts at 09:15 and lasts 4 hours 50 minutes. At what time does it end? (a) 15:05 (b) 13:05 (c) 14:05
26. 26.What is 02:35 in 12-hour time? (a) 4:35 a.m. (b) 2:35 a.m. (c) 2:35 p.m.
27. 27.Write 7:55 p.m. in 24-hour time. (a) 21:55 (b) 07:55 (c) 19:55
28. 28.A film is 4 hours 50 minutes long. How many minutes is that?
29. 29.A match starts at 14:25 and lasts 3 hours 10 minutes. At what time does it end? (a) 16:35 (b) 18:35 (c) 17:35
30. 30.Write 2:05 p.m. in 24-hour time. (a) 02:05 (b) 16:05 (c) 14:05
31. 31.How many hours are there from 07:00 to 10:00?
32. 32.Write 9:10 p.m. in 24-hour time. (a) 21:10 (b) 23:10 (c) 09:10
33. 33.How many hours are there from 11:00 to 14:00?
34. 34.A match starts at 17:25 and lasts 2 hours 20 minutes. At what time does it end? (a) 19:45 (b) 18:45 (c) 20:45
35. 35.A train leaves at 06:55 and reaches at 09:25. How long is the journey (in minutes)?
36. 36.Write 1:20 a.m. in 24-hour time. (a) 13:20 (b) 01:20 (c) 03:20
37. 37.How many hours are there from 11:00 to 21:00?
38. 38.A match starts at 16:55 and lasts 2 hours 5 minutes. At what time does it end? (a) 18:00 (b) 20:00 (c) 19:00
39. 39.Write 7:00 a.m. in 24-hour time. (a) 19:00 (b) 07:00 (c) 09:00
40. 40.How many hours are there from 09:00 to 13:00?

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