Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 71 · 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 08:00 to 10:00?
2. 2.A match starts at 08:20 and lasts 2 hours 20 minutes. At what time does it end? (a) 10:40 (b) 11:40 (c) 09:40
3. 3.A film is 1 hour 30 minutes long. How many minutes is that?
4. 4.A match starts at 10:05 and lasts 1 hour. At what time does it end? (a) 12:05 (b) 11:05 (c) 10:05
5. 5.A film is 3 hours 40 minutes long. How many minutes is that?
6. 6.What is 23:40 in 12-hour time? (a) 1:40 p.m. (b) 11:40 a.m. (c) 11:40 p.m.
7. 7.Write 6:30 a.m. in 24-hour time. (a) 08:30 (b) 06:30 (c) 18:30
8. 8.A train leaves at 08:50 and reaches at 10:35. How long is the journey (in minutes)?
9. 9.A film is 3 hours 30 minutes long. How many minutes is that?
10. 10.How many hours are there from 12:00 to 23:00?
11. 11.What is 22:30 in 12-hour time? (a) 12:30 p.m. (b) 10:30 a.m. (c) 10:30 p.m.
12. 12.Write 6:15 a.m. in 24-hour time. (a) 08:15 (b) 06:15 (c) 18:15
13. 13.A match starts at 09:40 and lasts 4 hours 40 minutes. At what time does it end? (a) 14:20 (b) 13:20 (c) 15:20
14. 14.A film is 4 hours 45 minutes long. How many minutes is that?
15. 15.A train leaves at 16:40 and reaches at 17:30. How long is the journey (in minutes)?
16. 16.A train leaves at 17:25 and reaches at 20:45. How long is the journey (in minutes)?
17. 17.A match starts at 17:55 and lasts 2 hours 35 minutes. At what time does it end? (a) 20:30 (b) 21:30 (c) 19:30
18. 18.A match starts at 16:40 and lasts 1 hour 10 minutes. At what time does it end? (a) 17:50 (b) 18:50 (c) 16:50
19. 19.How many hours are there from 12:00 to 17:00?
20. 20.What is 06:00 in 12-hour time? (a) 8:00 a.m. (b) 6:00 a.m. (c) 6:00 p.m.
21. 21.What is 02:35 in 12-hour time? (a) 2:35 a.m. (b) 4:35 a.m. (c) 2:35 p.m.
22. 22.A train leaves at 11:20 and reaches at 13:30. How long is the journey (in minutes)?
23. 23.Write 2:05 a.m. in 24-hour time. (a) 04:05 (b) 02:05 (c) 14:05
24. 24.A match starts at 07:00 and lasts 2 hours 50 minutes. At what time does it end? (a) 08:50 (b) 09:50 (c) 10:50
25. 25.How many hours are there from 05:00 to 09:00?
26. 26.How many hours are there from 09:00 to 18:00?
27. 27.How many hours are there from 10:00 to 14:00?
28. 28.A film is 2 hours 45 minutes long. How many minutes is that?
29. 29.A match starts at 09:50 and lasts 1 hour 10 minutes. At what time does it end? (a) 11:00 (b) 10:00 (c) 12:00
30. 30.What is 17:10 in 12-hour time? (a) 7:10 p.m. (b) 5:10 p.m. (c) 5:10 a.m.
31. 31.How many hours are there from 05:00 to 12:00?
32. 32.A train leaves at 11:20 and reaches at 13:40. How long is the journey (in minutes)?
33. 33.What is 16:30 in 12-hour time? (a) 4:30 a.m. (b) 6:30 p.m. (c) 4:30 p.m.
34. 34.How many hours are there from 08:00 to 17:00?
35. 35.A match starts at 07:55 and lasts 1 hour 40 minutes. At what time does it end? (a) 08:35 (b) 10:35 (c) 09:35
36. 36.How many hours are there from 12:00 to 14:00?
37. 37.Write 5:30 a.m. in 24-hour time. (a) 17:30 (b) 07:30 (c) 05:30
38. 38.Write 7:30 p.m. in 24-hour time. (a) 07:30 (b) 21:30 (c) 19:30
39. 39.A match starts at 08:05 and lasts 4 hours 10 minutes. At what time does it end? (a) 13:15 (b) 12:15 (c) 11:15
40. 40.A film is 3 hours 35 minutes long. How many minutes is that?

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