Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 628 · 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 film is 3 hours 10 minutes long. How many minutes is that?
2. 2.How many hours are there from 10:00 to 18:00?
3. 3.A film is 2 hours 45 minutes long. How many minutes is that?
4. 4.How many hours are there from 09:00 to 23:00?
5. 5.What is 11:00 in 12-hour time? (a) 1:00 a.m. (b) 11:00 p.m. (c) 11:00 a.m.
6. 6.A film is 4 hours 25 minutes long. How many minutes is that?
7. 7.How many hours are there from 11:00 to 15:00?
8. 8.A film is 2 hours 35 minutes long. How many minutes is that?
9. 9.Write 8:25 p.m. in 24-hour time. (a) 08:25 (b) 20:25 (c) 22:25
10. 10.Write 3:05 a.m. in 24-hour time. (a) 03:05 (b) 05:05 (c) 15:05
11. 11.A film is 3 hours 15 minutes long. How many minutes is that?
12. 12.A film is 2 hours 55 minutes long. How many minutes is that?
13. 13.What is 13:25 in 12-hour time? (a) 3:25 p.m. (b) 1:25 p.m. (c) 1:25 a.m.
14. 14.What is 02:40 in 12-hour time? (a) 4:40 a.m. (b) 2:40 a.m. (c) 2:40 p.m.
15. 15.A film is 2 hours 10 minutes long. How many minutes is that?
16. 16.Write 7:10 a.m. in 24-hour time. (a) 09:10 (b) 19:10 (c) 07:10
17. 17.What is 02:05 in 12-hour time? (a) 2:05 p.m. (b) 4:05 a.m. (c) 2:05 a.m.
18. 18.A match starts at 13:35 and lasts 4 hours 15 minutes. At what time does it end? (a) 18:50 (b) 17:50 (c) 16:50
19. 19.What is 01:50 in 12-hour time? (a) 1:50 p.m. (b) 3:50 a.m. (c) 1:50 a.m.
20. 20.A film is 2 hours 25 minutes long. How many minutes is that?
21. 21.A match starts at 06:20 and lasts 3 hours 50 minutes. At what time does it end? (a) 09:10 (b) 11:10 (c) 10:10
22. 22.What is 16:20 in 12-hour time? (a) 4:20 a.m. (b) 6:20 p.m. (c) 4:20 p.m.
23. 23.What is 11:05 in 12-hour time? (a) 1:05 a.m. (b) 11:05 a.m. (c) 11:05 p.m.
24. 24.What is 10:00 in 12-hour time? (a) 10:00 a.m. (b) 12:00 a.m. (c) 10:00 p.m.
25. 25.Write 2:30 a.m. in 24-hour time. (a) 14:30 (b) 04:30 (c) 02:30
26. 26.How many hours are there from 05:00 to 14:00?
27. 27.A train leaves at 16:20 and reaches at 18:55. How long is the journey (in minutes)?
28. 28.A train leaves at 13:50 and reaches at 15:50. How long is the journey (in minutes)?
29. 29.A train leaves at 09:05 and reaches at 10:35. How long is the journey (in minutes)?
30. 30.How many hours are there from 09:00 to 12:00?
31. 31.A match starts at 07:40 and lasts 4 hours 15 minutes. At what time does it end? (a) 10:55 (b) 12:55 (c) 11:55
32. 32.What is 18:40 in 12-hour time? (a) 6:40 a.m. (b) 6:40 p.m. (c) 8:40 p.m.
33. 33.A train leaves at 08:05 and reaches at 08:50. How long is the journey (in minutes)?
34. 34.A train leaves at 13:00 and reaches at 15:35. How long is the journey (in minutes)?
35. 35.A match starts at 12:55 and lasts 1 hour 25 minutes. At what time does it end? (a) 14:20 (b) 13:20 (c) 15:20
36. 36.A match starts at 10:00 and lasts 2 hours 10 minutes. At what time does it end? (a) 13:10 (b) 11:10 (c) 12:10
37. 37.How many hours are there from 07:00 to 17:00?
38. 38.A train leaves at 11:55 and reaches at 12:30. How long is the journey (in minutes)?
39. 39.How many hours are there from 07:00 to 09:00?
40. 40.How many hours are there from 12:00 to 16:00?

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