Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 581 · 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 film is 2 hours 10 minutes long. How many minutes is that?
2. 2.What is 01:50 in 12-hour time? (a) 1:50 a.m. (b) 3:50 a.m. (c) 1:50 p.m.
3. 3.What is 20:25 in 12-hour time? (a) 8:25 a.m. (b) 10:25 p.m. (c) 8:25 p.m.
4. 4.Write 9:25 p.m. in 24-hour time. (a) 23:25 (b) 09:25 (c) 21:25
5. 5.What is 08:25 in 12-hour time? (a) 8:25 p.m. (b) 8:25 a.m. (c) 10:25 a.m.
6. 6.What is 17:45 in 12-hour time? (a) 5:45 p.m. (b) 7:45 p.m. (c) 5:45 a.m.
7. 7.A match starts at 11:30 and lasts 2 hours 10 minutes. At what time does it end? (a) 13:40 (b) 12:40 (c) 14:40
8. 8.A film is 3 hours 55 minutes long. How many minutes is that?
9. 9.Write 3:15 p.m. in 24-hour time. (a) 15:15 (b) 03:15 (c) 17:15
10. 10.A film is 4 hours 10 minutes long. How many minutes is that?
11. 11.How many hours are there from 12:00 to 21:00?
12. 12.A train leaves at 06:25 and reaches at 08:30. How long is the journey (in minutes)?
13. 13.A film is 4 hours 15 minutes long. How many minutes is that?
14. 14.A train leaves at 19:00 and reaches at 19:55. How long is the journey (in minutes)?
15. 15.Write 3:35 a.m. in 24-hour time. (a) 05:35 (b) 03:35 (c) 15:35
16. 16.How many hours are there from 08:00 to 14:00?
17. 17.A train leaves at 11:20 and reaches at 12:35. How long is the journey (in minutes)?
18. 18.What is 08:20 in 12-hour time? (a) 8:20 a.m. (b) 8:20 p.m. (c) 10:20 a.m.
19. 19.Write 4:00 p.m. in 24-hour time. (a) 16:00 (b) 04:00 (c) 18:00
20. 20.What is 07:45 in 12-hour time? (a) 9:45 a.m. (b) 7:45 p.m. (c) 7:45 a.m.
21. 21.What is 09:55 in 12-hour time? (a) 9:55 p.m. (b) 11:55 a.m. (c) 9:55 a.m.
22. 22.A train leaves at 13:30 and reaches at 15:00. How long is the journey (in minutes)?
23. 23.What is 03:05 in 12-hour time? (a) 3:05 p.m. (b) 5:05 a.m. (c) 3:05 a.m.
24. 24.A match starts at 12:20 and lasts 1 hour 25 minutes. At what time does it end? (a) 14:45 (b) 13:45 (c) 12:45
25. 25.A train leaves at 06:50 and reaches at 09:35. How long is the journey (in minutes)?
26. 26.A film is 1 hour 55 minutes long. How many minutes is that?
27. 27.What is 04:15 in 12-hour time? (a) 4:15 p.m. (b) 4:15 a.m. (c) 6:15 a.m.
28. 28.A film is 3 hours 15 minutes long. How many minutes is that?
29. 29.Write 3:00 a.m. in 24-hour time. (a) 15:00 (b) 05:00 (c) 03:00
30. 30.A train leaves at 18:20 and reaches at 19:10. How long is the journey (in minutes)?
31. 31.How many hours are there from 12:00 to 20:00?
32. 32.Write 8:05 p.m. in 24-hour time. (a) 08:05 (b) 22:05 (c) 20:05
33. 33.A film is 3 hours 35 minutes long. How many minutes is that?
34. 34.How many hours are there from 07:00 to 17:00?
35. 35.What is 09:15 in 12-hour time? (a) 9:15 a.m. (b) 11:15 a.m. (c) 9:15 p.m.
36. 36.A train leaves at 17:05 and reaches at 18:40. How long is the journey (in minutes)?
37. 37.How many hours are there from 05:00 to 09:00?
38. 38.A film is 3 hours 50 minutes long. How many minutes is that?
39. 39.What is 22:25 in 12-hour time? (a) 12:25 p.m. (b) 10:25 p.m. (c) 10:25 a.m.
40. 40.A train leaves at 18:45 and reaches at 20:15. How long is the journey (in minutes)?

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