Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 889 · 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 11:00 to 23:00?
2. 2.Write 10:15 a.m. in 24-hour time. (a) 22:15 (b) 10:15 (c) 12:15
3. 3.A train leaves at 15:40 and reaches at 18:20. How long is the journey (in minutes)?
4. 4.What is 02:20 in 12-hour time? (a) 4:20 a.m. (b) 2:20 p.m. (c) 2:20 a.m.
5. 5.A train leaves at 07:25 and reaches at 08:35. How long is the journey (in minutes)?
6. 6.Write 3:10 p.m. in 24-hour time. (a) 03:10 (b) 15:10 (c) 17:10
7. 7.A film is 3 hours 25 minutes long. How many minutes is that?
8. 8.A train leaves at 11:25 and reaches at 14:10. How long is the journey (in minutes)?
9. 9.Write 5:10 p.m. in 24-hour time. (a) 05:10 (b) 17:10 (c) 19:10
10. 10.Write 4:20 p.m. in 24-hour time. (a) 04:20 (b) 16:20 (c) 18:20
11. 11.How many hours are there from 07:00 to 18:00?
12. 12.Write 5:15 a.m. in 24-hour time. (a) 17:15 (b) 07:15 (c) 05:15
13. 13.Write 1:30 p.m. in 24-hour time. (a) 01:30 (b) 13:30 (c) 15:30
14. 14.A train leaves at 16:30 and reaches at 16:55. How long is the journey (in minutes)?
15. 15.A match starts at 11:25 and lasts 3 hours 25 minutes. At what time does it end? (a) 13:50 (b) 14:50 (c) 15:50
16. 16.A film is 1 hour 25 minutes long. How many minutes is that?
17. 17.What is 17:15 in 12-hour time? (a) 5:15 p.m. (b) 5:15 a.m. (c) 7:15 p.m.
18. 18.A train leaves at 16:25 and reaches at 19:05. How long is the journey (in minutes)?
19. 19.A film is 1 hour 45 minutes long. How many minutes is that?
20. 20.Write 9:45 a.m. in 24-hour time. (a) 21:45 (b) 09:45 (c) 11:45
21. 21.A train leaves at 07:50 and reaches at 11:00. How long is the journey (in minutes)?
22. 22.A match starts at 11:15 and lasts 1 hour 40 minutes. At what time does it end? (a) 13:55 (b) 11:55 (c) 12:55
23. 23.A match starts at 16:15 and lasts 4 hours 10 minutes. At what time does it end? (a) 21:25 (b) 19:25 (c) 20:25
24. 24.How many hours are there from 10:00 to 13:00?
25. 25.A match starts at 18:00 and lasts 1 hour 15 minutes. At what time does it end? (a) 20:15 (b) 19:15 (c) 18:15
26. 26.A train leaves at 06:00 and reaches at 07:00. How long is the journey (in minutes)?
27. 27.How many hours are there from 08:00 to 12:00?
28. 28.A film is 3 hours 35 minutes long. How many minutes is that?
29. 29.What is 09:45 in 12-hour time? (a) 9:45 a.m. (b) 11:45 a.m. (c) 9:45 p.m.
30. 30.How many hours are there from 12:00 to 23:00?
31. 31.A film is 1 hour 35 minutes long. How many minutes is that?
32. 32.What is 18:40 in 12-hour time? (a) 6:40 p.m. (b) 8:40 p.m. (c) 6:40 a.m.
33. 33.What is 11:30 in 12-hour time? (a) 11:30 a.m. (b) 1:30 a.m. (c) 11:30 p.m.
34. 34.What is 10:30 in 12-hour time? (a) 10:30 p.m. (b) 12:30 a.m. (c) 10:30 a.m.
35. 35.A match starts at 16:15 and lasts 4 hours 5 minutes. At what time does it end? (a) 19:20 (b) 20:20 (c) 21:20
36. 36.How many hours are there from 10:00 to 23:00?
37. 37.A train leaves at 15:25 and reaches at 17:45. How long is the journey (in minutes)?
38. 38.A match starts at 12:45 and lasts 3 hours 55 minutes. At what time does it end? (a) 16:40 (b) 17:40 (c) 15:40
39. 39.What is 05:50 in 12-hour time? (a) 7:50 a.m. (b) 5:50 p.m. (c) 5:50 a.m.
40. 40.A match starts at 14:10 and lasts 4 hours 30 minutes. At what time does it end? (a) 19:40 (b) 17:40 (c) 18:40

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