Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 268 · 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 11:20 and lasts 2 hours 30 minutes. At what time does it end? (a) 12:50 (b) 14:50 (c) 13:50
2. 2.A film is 1 hour 20 minutes long. How many minutes is that?
3. 3.A film is 4 hours 45 minutes long. How many minutes is that?
4. 4.A train leaves at 19:05 and reaches at 20:05. How long is the journey (in minutes)?
5. 5.Write 10:25 p.m. in 24-hour time. (a) 22:25 (b) 10:25 (c) 00:25
6. 6.What is 11:55 in 12-hour time? (a) 11:55 a.m. (b) 1:55 a.m. (c) 11:55 p.m.
7. 7.Write 1:55 p.m. in 24-hour time. (a) 15:55 (b) 13:55 (c) 01:55
8. 8.A match starts at 14:45 and lasts 1 hour 55 minutes. At what time does it end? (a) 16:40 (b) 17:40 (c) 15:40
9. 9.How many hours are there from 10:00 to 14:00?
10. 10.A train leaves at 06:25 and reaches at 09:00. How long is the journey (in minutes)?
11. 11.A match starts at 08:30 and lasts 3 hours 10 minutes. At what time does it end? (a) 10:40 (b) 11:40 (c) 12:40
12. 12.A film is 2 hours 25 minutes long. How many minutes is that?
13. 13.A film is 3 hours 35 minutes long. How many minutes is that?
14. 14.A film is 1 hour 40 minutes long. How many minutes is that?
15. 15.How many hours are there from 10:00 to 16:00?
16. 16.Write 4:05 p.m. in 24-hour time. (a) 04:05 (b) 16:05 (c) 18:05
17. 17.A film is 2 hours 5 minutes long. How many minutes is that?
18. 18.A match starts at 06:40 and lasts 3 hours 10 minutes. At what time does it end? (a) 08:50 (b) 09:50 (c) 10:50
19. 19.How many hours are there from 06:00 to 21:00?
20. 20.A film is 2 hours 30 minutes long. How many minutes is that?
21. 21.Write 4:00 p.m. in 24-hour time. (a) 04:00 (b) 18:00 (c) 16:00
22. 22.A match starts at 18:55 and lasts 1 hour 15 minutes. At what time does it end? (a) 21:10 (b) 20:10 (c) 19:10
23. 23.What is 15:40 in 12-hour time? (a) 3:40 a.m. (b) 5:40 p.m. (c) 3:40 p.m.
24. 24.A match starts at 16:05 and lasts 4 hours 55 minutes. At what time does it end? (a) 22:00 (b) 21:00 (c) 20:00
25. 25.Write 10:50 a.m. in 24-hour time. (a) 10:50 (b) 12:50 (c) 22:50
26. 26.A match starts at 13:10 and lasts 3 hours 50 minutes. At what time does it end? (a) 17:00 (b) 18:00 (c) 16:00
27. 27.How many hours are there from 05:00 to 12:00?
28. 28.Write 10:05 p.m. in 24-hour time. (a) 00:05 (b) 10:05 (c) 22:05
29. 29.A match starts at 17:35 and lasts 4 hours 55 minutes. At what time does it end? (a) 23:30 (b) 22:30 (c) 21:30
30. 30.A train leaves at 11:55 and reaches at 12:30. How long is the journey (in minutes)?
31. 31.How many hours are there from 07:00 to 14:00?
32. 32.What is 19:25 in 12-hour time? (a) 7:25 p.m. (b) 7:25 a.m. (c) 9:25 p.m.
33. 33.What is 13:45 in 12-hour time? (a) 3:45 p.m. (b) 1:45 p.m. (c) 1:45 a.m.
34. 34.A train leaves at 11:55 and reaches at 13:00. How long is the journey (in minutes)?
35. 35.What is 20:45 in 12-hour time? (a) 10:45 p.m. (b) 8:45 p.m. (c) 8:45 a.m.
36. 36.A film is 3 hours 50 minutes long. How many minutes is that?
37. 37.A film is 4 hours 10 minutes long. How many minutes is that?
38. 38.Write 9:05 p.m. in 24-hour time. (a) 21:05 (b) 23:05 (c) 09:05
39. 39.How many hours are there from 12:00 to 22:00?
40. 40.What is 03:40 in 12-hour time? (a) 3:40 p.m. (b) 5:40 a.m. (c) 3:40 a.m.

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