Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 407 · 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 07:00 to 11:00?
2. 2.Write 8:25 p.m. in 24-hour time. (a) 22:25 (b) 20:25 (c) 08:25
3. 3.How many hours are there from 08:00 to 23:00?
4. 4.A train leaves at 09:55 and reaches at 12:50. How long is the journey (in minutes)?
5. 5.A film is 1 hour 20 minutes long. How many minutes is that?
6. 6.What is 06:30 in 12-hour time? (a) 6:30 a.m. (b) 6:30 p.m. (c) 8:30 a.m.
7. 7.A train leaves at 14:05 and reaches at 15:35. How long is the journey (in minutes)?
8. 8.What is 21:15 in 12-hour time? (a) 9:15 a.m. (b) 9:15 p.m. (c) 11:15 p.m.
9. 9.Write 4:10 a.m. in 24-hour time. (a) 04:10 (b) 16:10 (c) 06:10
10. 10.How many hours are there from 06:00 to 20:00?
11. 11.Write 1:45 p.m. in 24-hour time. (a) 15:45 (b) 13:45 (c) 01:45
12. 12.A match starts at 07:50 and lasts 2 hours 5 minutes. At what time does it end? (a) 09:55 (b) 08:55 (c) 10:55
13. 13.A film is 2 hours 50 minutes long. How many minutes is that?
14. 14.Write 6:30 p.m. in 24-hour time. (a) 06:30 (b) 20:30 (c) 18:30
15. 15.A film is 1 hour 5 minutes long. How many minutes is that?
16. 16.Write 2:40 p.m. in 24-hour time. (a) 16:40 (b) 14:40 (c) 02:40
17. 17.A film is 3 hours 5 minutes long. How many minutes is that?
18. 18.A film is 4 hours 50 minutes long. How many minutes is that?
19. 19.How many hours are there from 09:00 to 18:00?
20. 20.A train leaves at 07:00 and reaches at 09:50. How long is the journey (in minutes)?
21. 21.A match starts at 07:40 and lasts 1 hour 5 minutes. At what time does it end? (a) 09:45 (b) 08:45 (c) 07:45
22. 22.A train leaves at 14:00 and reaches at 15:15. How long is the journey (in minutes)?
23. 23.A train leaves at 14:50 and reaches at 16:30. How long is the journey (in minutes)?
24. 24.A match starts at 07:20 and lasts 3 hours 40 minutes. At what time does it end? (a) 11:00 (b) 12:00 (c) 10:00
25. 25.A film is 1 hour 15 minutes long. How many minutes is that?
26. 26.A match starts at 09:40 and lasts 3 hours 35 minutes. At what time does it end? (a) 13:15 (b) 14:15 (c) 12:15
27. 27.A train leaves at 17:45 and reaches at 18:30. How long is the journey (in minutes)?
28. 28.What is 22:20 in 12-hour time? (a) 12:20 p.m. (b) 10:20 p.m. (c) 10:20 a.m.
29. 29.Write 7:15 a.m. in 24-hour time. (a) 19:15 (b) 07:15 (c) 09:15
30. 30.What is 08:55 in 12-hour time? (a) 8:55 p.m. (b) 10:55 a.m. (c) 8:55 a.m.
31. 31.What is 23:10 in 12-hour time? (a) 1:10 p.m. (b) 11:10 a.m. (c) 11:10 p.m.
32. 32.A film is 2 hours 30 minutes long. How many minutes is that?
33. 33.A train leaves at 07:35 and reaches at 09:05. How long is the journey (in minutes)?
34. 34.What is 16:30 in 12-hour time? (a) 6:30 p.m. (b) 4:30 a.m. (c) 4:30 p.m.
35. 35.A film is 1 hour 30 minutes long. How many minutes is that?
36. 36.How many hours are there from 12:00 to 15:00?
37. 37.A train leaves at 07:35 and reaches at 10:10. How long is the journey (in minutes)?
38. 38.How many hours are there from 06:00 to 08:00?
39. 39.What is 18:25 in 12-hour time? (a) 6:25 p.m. (b) 6:25 a.m. (c) 8:25 p.m.
40. 40.A match starts at 18:45 and lasts 4 hours 30 minutes. At what time does it end? (a) 22:15 (b) 23:15 (c) 00:15

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