Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 360 · 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.Write 9:25 p.m. in 24-hour time. (a) 21:25 (b) 23:25 (c) 09:25
2. 2.A match starts at 11:30 and lasts 2 hours 45 minutes. At what time does it end? (a) 13:15 (b) 14:15 (c) 15:15
3. 3.A film is 2 hours 55 minutes long. How many minutes is that?
4. 4.A match starts at 17:40 and lasts 2 hours 10 minutes. At what time does it end? (a) 20:50 (b) 18:50 (c) 19:50
5. 5.A film is 4 hours 40 minutes long. How many minutes is that?
6. 6.What is 08:15 in 12-hour time? (a) 8:15 p.m. (b) 10:15 a.m. (c) 8:15 a.m.
7. 7.What is 13:30 in 12-hour time? (a) 3:30 p.m. (b) 1:30 p.m. (c) 1:30 a.m.
8. 8.A train leaves at 17:50 and reaches at 18:20. How long is the journey (in minutes)?
9. 9.What is 03:15 in 12-hour time? (a) 3:15 p.m. (b) 5:15 a.m. (c) 3:15 a.m.
10. 10.A film is 1 hour 35 minutes long. How many minutes is that?
11. 11.What is 10:05 in 12-hour time? (a) 10:05 a.m. (b) 12:05 a.m. (c) 10:05 p.m.
12. 12.Write 11:20 a.m. in 24-hour time. (a) 23:20 (b) 13:20 (c) 11:20
13. 13.What is 13:35 in 12-hour time? (a) 3:35 p.m. (b) 1:35 a.m. (c) 1:35 p.m.
14. 14.A train leaves at 16:50 and reaches at 17:30. How long is the journey (in minutes)?
15. 15.What is 23:10 in 12-hour time? (a) 11:10 p.m. (b) 1:10 p.m. (c) 11:10 a.m.
16. 16.A match starts at 08:20 and lasts 4 hours 50 minutes. At what time does it end? (a) 12:10 (b) 14:10 (c) 13:10
17. 17.A film is 2 hours 15 minutes long. How many minutes is that?
18. 18.What is 04:05 in 12-hour time? (a) 4:05 p.m. (b) 6:05 a.m. (c) 4:05 a.m.
19. 19.How many hours are there from 08:00 to 12:00?
20. 20.What is 01:00 in 12-hour time? (a) 1:00 a.m. (b) 1:00 p.m. (c) 3:00 a.m.
21. 21.A film is 3 hours 30 minutes long. How many minutes is that?
22. 22.How many hours are there from 08:00 to 15:00?
23. 23.How many hours are there from 06:00 to 23:00?
24. 24.What is 10:35 in 12-hour time? (a) 10:35 p.m. (b) 12:35 a.m. (c) 10:35 a.m.
25. 25.A film is 4 hours 5 minutes long. How many minutes is that?
26. 26.What is 18:05 in 12-hour time? (a) 6:05 p.m. (b) 8:05 p.m. (c) 6:05 a.m.
27. 27.A train leaves at 08:45 and reaches at 10:15. How long is the journey (in minutes)?
28. 28.Write 9:15 a.m. in 24-hour time. (a) 09:15 (b) 11:15 (c) 21:15
29. 29.A film is 2 hours 10 minutes long. How many minutes is that?
30. 30.A match starts at 07:00 and lasts 2 hours 10 minutes. At what time does it end? (a) 08:10 (b) 10:10 (c) 09:10
31. 31.Write 4:45 p.m. in 24-hour time. (a) 16:45 (b) 04:45 (c) 18:45
32. 32.A train leaves at 16:25 and reaches at 18:35. How long is the journey (in minutes)?
33. 33.A train leaves at 14:45 and reaches at 17:25. How long is the journey (in minutes)?
34. 34.A match starts at 12:55 and lasts 4 hours 40 minutes. At what time does it end? (a) 17:35 (b) 18:35 (c) 16:35
35. 35.Write 10:50 p.m. in 24-hour time. (a) 22:50 (b) 10:50 (c) 00:50
36. 36.A match starts at 06:30 and lasts 2 hours 50 minutes. At what time does it end? (a) 10:20 (b) 08:20 (c) 09:20
37. 37.How many hours are there from 12:00 to 17:00?
38. 38.A match starts at 07:25 and lasts 4 hours 55 minutes. At what time does it end? (a) 13:20 (b) 11:20 (c) 12:20
39. 39.How many hours are there from 06:00 to 21:00?
40. 40.A film is 4 hours 50 minutes long. How many minutes is that?

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