Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 931 · 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 04:55 in 12-hour time? (a) 4:55 p.m. (b) 6:55 a.m. (c) 4:55 a.m.
2. 2.What is 09:30 in 12-hour time? (a) 11:30 a.m. (b) 9:30 a.m. (c) 9:30 p.m.
3. 3.A train leaves at 07:10 and reaches at 09:20. How long is the journey (in minutes)?
4. 4.A train leaves at 07:45 and reaches at 08:25. How long is the journey (in minutes)?
5. 5.What is 05:25 in 12-hour time? (a) 7:25 a.m. (b) 5:25 a.m. (c) 5:25 p.m.
6. 6.How many hours are there from 10:00 to 12:00?
7. 7.What is 13:05 in 12-hour time? (a) 1:05 a.m. (b) 1:05 p.m. (c) 3:05 p.m.
8. 8.A film is 1 hour 30 minutes long. How many minutes is that?
9. 9.What is 09:45 in 12-hour time? (a) 9:45 p.m. (b) 11:45 a.m. (c) 9:45 a.m.
10. 10.How many hours are there from 07:00 to 13:00?
11. 11.How many hours are there from 10:00 to 18:00?
12. 12.A train leaves at 19:30 and reaches at 20:15. How long is the journey (in minutes)?
13. 13.How many hours are there from 07:00 to 12:00?
14. 14.A match starts at 11:25 and lasts 2 hours 30 minutes. At what time does it end? (a) 13:55 (b) 14:55 (c) 12:55
15. 15.What is 01:20 in 12-hour time? (a) 3:20 a.m. (b) 1:20 a.m. (c) 1:20 p.m.
16. 16.A train leaves at 16:00 and reaches at 17:55. How long is the journey (in minutes)?
17. 17.A train leaves at 18:20 and reaches at 19:35. How long is the journey (in minutes)?
18. 18.What is 21:10 in 12-hour time? (a) 11:10 p.m. (b) 9:10 p.m. (c) 9:10 a.m.
19. 19.A film is 4 hours 45 minutes long. How many minutes is that?
20. 20.What is 22:35 in 12-hour time? (a) 10:35 a.m. (b) 12:35 p.m. (c) 10:35 p.m.
21. 21.What is 10:00 in 12-hour time? (a) 12:00 a.m. (b) 10:00 p.m. (c) 10:00 a.m.
22. 22.What is 06:25 in 12-hour time? (a) 6:25 a.m. (b) 6:25 p.m. (c) 8:25 a.m.
23. 23.Write 2:45 a.m. in 24-hour time. (a) 02:45 (b) 04:45 (c) 14:45
24. 24.A train leaves at 17:50 and reaches at 19:35. How long is the journey (in minutes)?
25. 25.A film is 2 hours 35 minutes long. How many minutes is that?
26. 26.What is 11:25 in 12-hour time? (a) 11:25 p.m. (b) 11:25 a.m. (c) 1:25 a.m.
27. 27.A train leaves at 13:15 and reaches at 15:55. How long is the journey (in minutes)?
28. 28.A film is 4 hours 35 minutes long. How many minutes is that?
29. 29.What is 10:55 in 12-hour time? (a) 10:55 p.m. (b) 12:55 a.m. (c) 10:55 a.m.
30. 30.Write 6:25 p.m. in 24-hour time. (a) 06:25 (b) 18:25 (c) 20:25
31. 31.What is 15:20 in 12-hour time? (a) 3:20 a.m. (b) 5:20 p.m. (c) 3:20 p.m.
32. 32.How many hours are there from 07:00 to 17:00?
33. 33.How many hours are there from 12:00 to 22:00?
34. 34.What is 10:50 in 12-hour time? (a) 12:50 a.m. (b) 10:50 a.m. (c) 10:50 p.m.
35. 35.A film is 4 hours 25 minutes long. How many minutes is that?
36. 36.A train leaves at 10:25 and reaches at 11:55. How long is the journey (in minutes)?
37. 37.Write 5:15 p.m. in 24-hour time. (a) 05:15 (b) 17:15 (c) 19:15
38. 38.How many hours are there from 07:00 to 11:00?
39. 39.What is 19:35 in 12-hour time? (a) 7:35 p.m. (b) 7:35 a.m. (c) 9:35 p.m.
40. 40.Write 9:00 p.m. in 24-hour time. (a) 21:00 (b) 09:00 (c) 23:00

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