Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 780 · 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 train leaves at 19:05 and reaches at 20:50. How long is the journey (in minutes)?
2. 2.How many hours are there from 10:00 to 15:00?
3. 3.A film is 2 hours 35 minutes long. How many minutes is that?
4. 4.A film is 1 hour 20 minutes long. How many minutes is that?
5. 5.What is 02:40 in 12-hour time? (a) 4:40 a.m. (b) 2:40 a.m. (c) 2:40 p.m.
6. 6.A film is 4 hours 5 minutes long. How many minutes is that?
7. 7.How many hours are there from 09:00 to 16:00?
8. 8.How many hours are there from 09:00 to 20:00?
9. 9.How many hours are there from 08:00 to 22:00?
10. 10.A film is 1 hour 10 minutes long. How many minutes is that?
11. 11.How many hours are there from 11:00 to 14:00?
12. 12.A train leaves at 18:00 and reaches at 21:05. How long is the journey (in minutes)?
13. 13.A train leaves at 16:15 and reaches at 17:30. How long is the journey (in minutes)?
14. 14.How many hours are there from 09:00 to 22:00?
15. 15.A train leaves at 13:45 and reaches at 15:10. How long is the journey (in minutes)?
16. 16.What is 07:40 in 12-hour time? (a) 9:40 a.m. (b) 7:40 a.m. (c) 7:40 p.m.
17. 17.A film is 3 hours 5 minutes long. How many minutes is that?
18. 18.A train leaves at 12:45 and reaches at 14:05. How long is the journey (in minutes)?
19. 19.What is 10:55 in 12-hour time? (a) 12:55 a.m. (b) 10:55 p.m. (c) 10:55 a.m.
20. 20.What is 20:25 in 12-hour time? (a) 10:25 p.m. (b) 8:25 a.m. (c) 8:25 p.m.
21. 21.Write 3:40 a.m. in 24-hour time. (a) 15:40 (b) 03:40 (c) 05:40
22. 22.A match starts at 17:15 and lasts 1 hour. At what time does it end? (a) 19:15 (b) 17:15 (c) 18:15
23. 23.A train leaves at 11:25 and reaches at 13:35. How long is the journey (in minutes)?
24. 24.A train leaves at 19:30 and reaches at 21:55. How long is the journey (in minutes)?
25. 25.Write 1:00 a.m. in 24-hour time. (a) 03:00 (b) 13:00 (c) 01:00
26. 26.What is 18:10 in 12-hour time? (a) 6:10 a.m. (b) 6:10 p.m. (c) 8:10 p.m.
27. 27.A match starts at 11:05 and lasts 3 hours 10 minutes. At what time does it end? (a) 13:15 (b) 14:15 (c) 15:15
28. 28.How many hours are there from 08:00 to 17:00?
29. 29.What is 14:25 in 12-hour time? (a) 2:25 a.m. (b) 2:25 p.m. (c) 4:25 p.m.
30. 30.A train leaves at 15:45 and reaches at 16:55. How long is the journey (in minutes)?
31. 31.What is 04:00 in 12-hour time? (a) 4:00 p.m. (b) 6:00 a.m. (c) 4:00 a.m.
32. 32.Write 7:40 p.m. in 24-hour time. (a) 19:40 (b) 07:40 (c) 21:40
33. 33.What is 18:50 in 12-hour time? (a) 6:50 a.m. (b) 6:50 p.m. (c) 8:50 p.m.
34. 34.A train leaves at 16:15 and reaches at 19:20. How long is the journey (in minutes)?
35. 35.A match starts at 18:20 and lasts 3 hours 25 minutes. At what time does it end? (a) 21:45 (b) 22:45 (c) 20:45
36. 36.A film is 3 hours 10 minutes long. How many minutes is that?
37. 37.A train leaves at 14:20 and reaches at 17:30. How long is the journey (in minutes)?
38. 38.How many hours are there from 09:00 to 19:00?
39. 39.What is 04:10 in 12-hour time? (a) 4:10 a.m. (b) 6:10 a.m. (c) 4:10 p.m.
40. 40.Write 5:30 p.m. in 24-hour time. (a) 19:30 (b) 05:30 (c) 17:30

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