Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 676 · 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 10:00?
2. 2.A match starts at 07:35 and lasts 4 hours 15 minutes. At what time does it end? (a) 10:50 (b) 12:50 (c) 11:50
3. 3.What is 08:25 in 12-hour time? (a) 10:25 a.m. (b) 8:25 a.m. (c) 8:25 p.m.
4. 4.What is 04:25 in 12-hour time? (a) 4:25 a.m. (b) 6:25 a.m. (c) 4:25 p.m.
5. 5.A film is 2 hours 10 minutes long. How many minutes is that?
6. 6.How many hours are there from 09:00 to 18:00?
7. 7.How many hours are there from 11:00 to 21:00?
8. 8.A train leaves at 18:10 and reaches at 21:15. How long is the journey (in minutes)?
9. 9.A film is 2 hours 20 minutes long. How many minutes is that?
10. 10.Write 4:00 a.m. in 24-hour time. (a) 04:00 (b) 16:00 (c) 06:00
11. 11.What is 23:40 in 12-hour time? (a) 1:40 p.m. (b) 11:40 a.m. (c) 11:40 p.m.
12. 12.A train leaves at 09:00 and reaches at 10:05. How long is the journey (in minutes)?
13. 13.Write 6:50 p.m. in 24-hour time. (a) 20:50 (b) 18:50 (c) 06:50
14. 14.A match starts at 12:10 and lasts 2 hours 25 minutes. At what time does it end? (a) 14:35 (b) 15:35 (c) 13:35
15. 15.A match starts at 07:05 and lasts 4 hours 55 minutes. At what time does it end? (a) 13:00 (b) 12:00 (c) 11:00
16. 16.Write 5:45 p.m. in 24-hour time. (a) 17:45 (b) 19:45 (c) 05:45
17. 17.What is 21:40 in 12-hour time? (a) 11:40 p.m. (b) 9:40 a.m. (c) 9:40 p.m.
18. 18.What is 14:15 in 12-hour time? (a) 4:15 p.m. (b) 2:15 a.m. (c) 2:15 p.m.
19. 19.Write 1:30 a.m. in 24-hour time. (a) 01:30 (b) 03:30 (c) 13:30
20. 20.How many hours are there from 10:00 to 12:00?
21. 21.A film is 2 hours 45 minutes long. How many minutes is that?
22. 22.How many hours are there from 09:00 to 19:00?
23. 23.How many hours are there from 11:00 to 20:00?
24. 24.A match starts at 08:20 and lasts 2 hours 55 minutes. At what time does it end? (a) 10:15 (b) 12:15 (c) 11:15
25. 25.A match starts at 15:15 and lasts 1 hour 55 minutes. At what time does it end? (a) 16:10 (b) 17:10 (c) 18:10
26. 26.A match starts at 07:20 and lasts 3 hours 5 minutes. At what time does it end? (a) 09:25 (b) 11:25 (c) 10:25
27. 27.Write 10:20 p.m. in 24-hour time. (a) 00:20 (b) 22:20 (c) 10:20
28. 28.How many hours are there from 10:00 to 15:00?
29. 29.A film is 1 hour 45 minutes long. How many minutes is that?
30. 30.A film is 4 hours 20 minutes long. How many minutes is that?
31. 31.How many hours are there from 10:00 to 14:00?
32. 32.How many hours are there from 11:00 to 16:00?
33. 33.How many hours are there from 07:00 to 19:00?
34. 34.How many hours are there from 12:00 to 17:00?
35. 35.A match starts at 10:05 and lasts 4 hours 40 minutes. At what time does it end? (a) 14:45 (b) 13:45 (c) 15:45
36. 36.A film is 3 hours 30 minutes long. How many minutes is that?
37. 37.A train leaves at 16:55 and reaches at 20:00. How long is the journey (in minutes)?
38. 38.A match starts at 06:55 and lasts 1 hour 50 minutes. At what time does it end? (a) 08:45 (b) 07:45 (c) 09:45
39. 39.A film is 3 hours 45 minutes long. How many minutes is that?
40. 40.How many hours are there from 05:00 to 15:00?

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