Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 345 · 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 match starts at 09:30 and lasts 2 hours 40 minutes. At what time does it end? (a) 12:10 (b) 11:10 (c) 13:10
2. 2.How many hours are there from 10:00 to 12:00?
3. 3.A film is 2 hours 25 minutes long. How many minutes is that?
4. 4.How many hours are there from 09:00 to 18:00?
5. 5.A film is 3 hours 5 minutes long. How many minutes is that?
6. 6.A match starts at 18:30 and lasts 2 hours 50 minutes. At what time does it end? (a) 22:20 (b) 21:20 (c) 20:20
7. 7.A film is 2 hours 40 minutes long. How many minutes is that?
8. 8.Write 11:40 p.m. in 24-hour time. (a) 23:40 (b) 11:40 (c) 01:40
9. 9.Write 10:20 p.m. in 24-hour time. (a) 10:20 (b) 00:20 (c) 22:20
10. 10.How many hours are there from 08:00 to 21:00?
11. 11.Write 6:25 p.m. in 24-hour time. (a) 20:25 (b) 06:25 (c) 18:25
12. 12.A match starts at 11:55 and lasts 4 hours 45 minutes. At what time does it end? (a) 17:40 (b) 16:40 (c) 15:40
13. 13.A film is 2 hours 30 minutes long. How many minutes is that?
14. 14.Write 11:20 p.m. in 24-hour time. (a) 01:20 (b) 11:20 (c) 23:20
15. 15.What is 02:50 in 12-hour time? (a) 2:50 p.m. (b) 4:50 a.m. (c) 2:50 a.m.
16. 16.A film is 4 hours 15 minutes long. How many minutes is that?
17. 17.A match starts at 16:00 and lasts 4 hours 20 minutes. At what time does it end? (a) 21:20 (b) 19:20 (c) 20:20
18. 18.What is 04:40 in 12-hour time? (a) 4:40 a.m. (b) 4:40 p.m. (c) 6:40 a.m.
19. 19.What is 07:00 in 12-hour time? (a) 7:00 p.m. (b) 9:00 a.m. (c) 7:00 a.m.
20. 20.Write 7:00 a.m. in 24-hour time. (a) 19:00 (b) 09:00 (c) 07:00
21. 21.What is 23:30 in 12-hour time? (a) 11:30 p.m. (b) 11:30 a.m. (c) 1:30 p.m.
22. 22.A train leaves at 13:35 and reaches at 16:40. How long is the journey (in minutes)?
23. 23.A match starts at 13:00 and lasts 2 hours 5 minutes. At what time does it end? (a) 15:05 (b) 16:05 (c) 14:05
24. 24.How many hours are there from 08:00 to 11:00?
25. 25.What is 22:05 in 12-hour time? (a) 12:05 p.m. (b) 10:05 p.m. (c) 10:05 a.m.
26. 26.A film is 3 hours 40 minutes long. How many minutes is that?
27. 27.How many hours are there from 09:00 to 11:00?
28. 28.A match starts at 17:35 and lasts 4 hours 5 minutes. At what time does it end? (a) 20:40 (b) 21:40 (c) 22:40
29. 29.A match starts at 08:15 and lasts 2 hours 25 minutes. At what time does it end? (a) 10:40 (b) 09:40 (c) 11:40
30. 30.A match starts at 07:20 and lasts 4 hours 40 minutes. At what time does it end? (a) 12:00 (b) 13:00 (c) 11:00
31. 31.A match starts at 18:20 and lasts 4 hours 45 minutes. At what time does it end? (a) 23:05 (b) 22:05 (c) 00:05
32. 32.A match starts at 18:40 and lasts 3 hours 45 minutes. At what time does it end? (a) 21:25 (b) 23:25 (c) 22:25
33. 33.A match starts at 10:05 and lasts 3 hours 40 minutes. At what time does it end? (a) 13:45 (b) 14:45 (c) 12:45
34. 34.How many hours are there from 12:00 to 22:00?
35. 35.How many hours are there from 08:00 to 22:00?
36. 36.A match starts at 13:45 and lasts 3 hours. At what time does it end? (a) 17:45 (b) 15:45 (c) 16:45
37. 37.What is 20:00 in 12-hour time? (a) 10:00 p.m. (b) 8:00 a.m. (c) 8:00 p.m.
38. 38.What is 14:05 in 12-hour time? (a) 4:05 p.m. (b) 2:05 p.m. (c) 2:05 a.m.
39. 39.Write 9:45 a.m. in 24-hour time. (a) 21:45 (b) 11:45 (c) 09:45
40. 40.A train leaves at 09:25 and reaches at 11:20. How long is the journey (in minutes)?

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