Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 996 · 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.Write 1:05 p.m. in 24-hour time. (a) 15:05 (b) 01:05 (c) 13:05
2. 2.A film is 1 hour 5 minutes long. How many minutes is that?
3. 3.A film is 4 hours 5 minutes long. How many minutes is that?
4. 4.A train leaves at 16:35 and reaches at 17:40. How long is the journey (in minutes)?
5. 5.What is 05:40 in 12-hour time? (a) 5:40 a.m. (b) 5:40 p.m. (c) 7:40 a.m.
6. 6.Write 3:35 a.m. in 24-hour time. (a) 15:35 (b) 03:35 (c) 05:35
7. 7.A train leaves at 18:55 and reaches at 19:35. How long is the journey (in minutes)?
8. 8.What is 09:00 in 12-hour time? (a) 9:00 a.m. (b) 11:00 a.m. (c) 9:00 p.m.
9. 9.Write 11:25 p.m. in 24-hour time. (a) 01:25 (b) 23:25 (c) 11:25
10. 10.How many hours are there from 06:00 to 11:00?
11. 11.Write 10:50 a.m. in 24-hour time. (a) 12:50 (b) 22:50 (c) 10:50
12. 12.A film is 1 hour 55 minutes long. How many minutes is that?
13. 13.A match starts at 06:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 06:25 (b) 08:25 (c) 07:25
14. 14.What is 15:05 in 12-hour time? (a) 3:05 a.m. (b) 3:05 p.m. (c) 5:05 p.m.
15. 15.How many hours are there from 08:00 to 21:00?
16. 16.A match starts at 13:25 and lasts 1 hour 5 minutes. At what time does it end? (a) 15:30 (b) 13:30 (c) 14:30
17. 17.How many hours are there from 06:00 to 20:00?
18. 18.Write 3:10 p.m. in 24-hour time. (a) 17:10 (b) 15:10 (c) 03:10
19. 19.A film is 2 hours 40 minutes long. How many minutes is that?
20. 20.A train leaves at 17:45 and reaches at 19:40. How long is the journey (in minutes)?
21. 21.A film is 2 hours 10 minutes long. How many minutes is that?
22. 22.A match starts at 08:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 10:25 (b) 08:25 (c) 09:25
23. 23.A train leaves at 07:45 and reaches at 08:45. How long is the journey (in minutes)?
24. 24.A match starts at 06:10 and lasts 1 hour 40 minutes. At what time does it end? (a) 08:50 (b) 07:50 (c) 06:50
25. 25.A film is 3 hours 10 minutes long. How many minutes is that?
26. 26.What is 22:40 in 12-hour time? (a) 12:40 p.m. (b) 10:40 a.m. (c) 10:40 p.m.
27. 27.What is 07:05 in 12-hour time? (a) 7:05 p.m. (b) 9:05 a.m. (c) 7:05 a.m.
28. 28.How many hours are there from 05:00 to 09:00?
29. 29.Write 11:30 a.m. in 24-hour time. (a) 23:30 (b) 11:30 (c) 13:30
30. 30.Write 4:10 p.m. in 24-hour time. (a) 18:10 (b) 04:10 (c) 16:10
31. 31.A train leaves at 13:40 and reaches at 16:15. How long is the journey (in minutes)?
32. 32.A film is 4 hours 50 minutes long. How many minutes is that?
33. 33.What is 06:15 in 12-hour time? (a) 8:15 a.m. (b) 6:15 p.m. (c) 6:15 a.m.
34. 34.How many hours are there from 08:00 to 19:00?
35. 35.What is 02:00 in 12-hour time? (a) 4:00 a.m. (b) 2:00 a.m. (c) 2:00 p.m.
36. 36.Write 1:40 p.m. in 24-hour time. (a) 13:40 (b) 01:40 (c) 15:40
37. 37.A film is 2 hours 5 minutes long. How many minutes is that?
38. 38.What is 13:20 in 12-hour time? (a) 3:20 p.m. (b) 1:20 a.m. (c) 1:20 p.m.
39. 39.A train leaves at 16:55 and reaches at 18:20. How long is the journey (in minutes)?
40. 40.How many hours are there from 09:00 to 23:00?

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