Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 605 · 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 19:50 and reaches at 23:10. How long is the journey (in minutes)?
2. 2.A match starts at 07:00 and lasts 3 hours. At what time does it end? (a) 09:00 (b) 11:00 (c) 10:00
3. 3.How many hours are there from 09:00 to 17:00?
4. 4.A match starts at 11:30 and lasts 4 hours. At what time does it end? (a) 15:30 (b) 14:30 (c) 16:30
5. 5.Write 1:35 a.m. in 24-hour time. (a) 03:35 (b) 01:35 (c) 13:35
6. 6.Write 9:10 a.m. in 24-hour time. (a) 09:10 (b) 11:10 (c) 21:10
7. 7.How many hours are there from 10:00 to 22:00?
8. 8.What is 19:35 in 12-hour time? (a) 7:35 p.m. (b) 7:35 a.m. (c) 9:35 p.m.
9. 9.Write 8:45 a.m. in 24-hour time. (a) 20:45 (b) 10:45 (c) 08:45
10. 10.What is 07:35 in 12-hour time? (a) 7:35 p.m. (b) 7:35 a.m. (c) 9:35 a.m.
11. 11.Write 6:30 a.m. in 24-hour time. (a) 18:30 (b) 06:30 (c) 08:30
12. 12.A film is 4 hours 30 minutes long. How many minutes is that?
13. 13.Write 6:00 a.m. in 24-hour time. (a) 06:00 (b) 18:00 (c) 08:00
14. 14.A film is 1 hour 10 minutes long. How many minutes is that?
15. 15.Write 5:20 p.m. in 24-hour time. (a) 19:20 (b) 17:20 (c) 05:20
16. 16.Write 4:05 p.m. in 24-hour time. (a) 18:05 (b) 04:05 (c) 16:05
17. 17.What is 11:05 in 12-hour time? (a) 11:05 p.m. (b) 11:05 a.m. (c) 1:05 a.m.
18. 18.What is 06:35 in 12-hour time? (a) 6:35 a.m. (b) 8:35 a.m. (c) 6:35 p.m.
19. 19.A match starts at 06:20 and lasts 4 hours 15 minutes. At what time does it end? (a) 09:35 (b) 10:35 (c) 11:35
20. 20.A film is 4 hours 55 minutes long. How many minutes is that?
21. 21.What is 13:30 in 12-hour time? (a) 3:30 p.m. (b) 1:30 a.m. (c) 1:30 p.m.
22. 22.A match starts at 11:10 and lasts 2 hours 50 minutes. At what time does it end? (a) 13:00 (b) 14:00 (c) 15:00
23. 23.A match starts at 17:45 and lasts 2 hours 30 minutes. At what time does it end? (a) 19:15 (b) 20:15 (c) 21:15
24. 24.A film is 2 hours 50 minutes long. How many minutes is that?
25. 25.Write 9:25 p.m. in 24-hour time. (a) 23:25 (b) 09:25 (c) 21:25
26. 26.A film is 3 hours 15 minutes long. How many minutes is that?
27. 27.A train leaves at 17:50 and reaches at 18:50. How long is the journey (in minutes)?
28. 28.What is 04:10 in 12-hour time? (a) 6:10 a.m. (b) 4:10 a.m. (c) 4:10 p.m.
29. 29.What is 06:55 in 12-hour time? (a) 6:55 a.m. (b) 6:55 p.m. (c) 8:55 a.m.
30. 30.How many hours are there from 11:00 to 15:00?
31. 31.A match starts at 07:35 and lasts 3 hours 15 minutes. At what time does it end? (a) 11:50 (b) 10:50 (c) 09:50
32. 32.A train leaves at 19:30 and reaches at 22:00. How long is the journey (in minutes)?
33. 33.A match starts at 09:10 and lasts 1 hour 50 minutes. At what time does it end? (a) 11:00 (b) 10:00 (c) 12:00
34. 34.What is 10:50 in 12-hour time? (a) 10:50 p.m. (b) 12:50 a.m. (c) 10:50 a.m.
35. 35.A train leaves at 06:55 and reaches at 08:45. How long is the journey (in minutes)?
36. 36.How many hours are there from 07:00 to 22:00?
37. 37.A match starts at 11:40 and lasts 4 hours 10 minutes. At what time does it end? (a) 16:50 (b) 15:50 (c) 14:50
38. 38.How many hours are there from 09:00 to 21:00?
39. 39.A film is 4 hours 40 minutes long. How many minutes is that?
40. 40.A train leaves at 13:00 and reaches at 16:15. How long is the journey (in minutes)?

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