Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 119 · 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 50 minutes long. How many minutes is that?
2. 2.Write 10:20 p.m. in 24-hour time. (a) 10:20 (b) 00:20 (c) 22:20
3. 3.Write 8:50 p.m. in 24-hour time. (a) 08:50 (b) 22:50 (c) 20:50
4. 4.A train leaves at 07:25 and reaches at 08:35. How long is the journey (in minutes)?
5. 5.A match starts at 06:05 and lasts 4 hours 10 minutes. At what time does it end? (a) 11:15 (b) 10:15 (c) 09:15
6. 6.A film is 2 hours 45 minutes long. How many minutes is that?
7. 7.Write 3:45 p.m. in 24-hour time. (a) 15:45 (b) 03:45 (c) 17:45
8. 8.A match starts at 11:25 and lasts 4 hours 55 minutes. At what time does it end? (a) 15:20 (b) 16:20 (c) 17:20
9. 9.A match starts at 06:05 and lasts 4 hours 30 minutes. At what time does it end? (a) 11:35 (b) 09:35 (c) 10:35
10. 10.A match starts at 12:35 and lasts 3 hours 40 minutes. At what time does it end? (a) 16:15 (b) 17:15 (c) 15:15
11. 11.How many hours are there from 06:00 to 16:00?
12. 12.How many hours are there from 09:00 to 23:00?
13. 13.Write 2:45 p.m. in 24-hour time. (a) 02:45 (b) 16:45 (c) 14:45
14. 14.How many hours are there from 12:00 to 23:00?
15. 15.A film is 2 hours 30 minutes long. How many minutes is that?
16. 16.A match starts at 18:25 and lasts 2 hours 40 minutes. At what time does it end? (a) 20:05 (b) 21:05 (c) 22:05
17. 17.A train leaves at 14:50 and reaches at 17:25. How long is the journey (in minutes)?
18. 18.What is 01:50 in 12-hour time? (a) 1:50 a.m. (b) 1:50 p.m. (c) 3:50 a.m.
19. 19.A film is 1 hour 15 minutes long. How many minutes is that?
20. 20.What is 16:20 in 12-hour time? (a) 6:20 p.m. (b) 4:20 p.m. (c) 4:20 a.m.
21. 21.A film is 4 hours 50 minutes long. How many minutes is that?
22. 22.What is 01:05 in 12-hour time? (a) 3:05 a.m. (b) 1:05 p.m. (c) 1:05 a.m.
23. 23.How many hours are there from 08:00 to 17:00?
24. 24.What is 19:40 in 12-hour time? (a) 9:40 p.m. (b) 7:40 a.m. (c) 7:40 p.m.
25. 25.A film is 4 hours 45 minutes long. How many minutes is that?
26. 26.A match starts at 10:20 and lasts 3 hours 55 minutes. At what time does it end? (a) 13:15 (b) 14:15 (c) 15:15
27. 27.Write 4:35 a.m. in 24-hour time. (a) 16:35 (b) 06:35 (c) 04:35
28. 28.A film is 4 hours 5 minutes long. How many minutes is that?
29. 29.A match starts at 07:00 and lasts 2 hours 15 minutes. At what time does it end? (a) 09:15 (b) 10:15 (c) 08:15
30. 30.Write 1:00 a.m. in 24-hour time. (a) 03:00 (b) 13:00 (c) 01:00
31. 31.Write 8:25 p.m. in 24-hour time. (a) 08:25 (b) 20:25 (c) 22:25
32. 32.A film is 2 hours 20 minutes long. How many minutes is that?
33. 33.How many hours are there from 05:00 to 13:00?
34. 34.A match starts at 08:40 and lasts 1 hour 25 minutes. At what time does it end? (a) 09:05 (b) 10:05 (c) 11:05
35. 35.A train leaves at 08:10 and reaches at 09:45. How long is the journey (in minutes)?
36. 36.A match starts at 07:55 and lasts 3 hours 10 minutes. At what time does it end? (a) 12:05 (b) 10:05 (c) 11:05
37. 37.What is 10:20 in 12-hour time? (a) 10:20 a.m. (b) 12:20 a.m. (c) 10:20 p.m.
38. 38.How many hours are there from 11:00 to 17:00?
39. 39.A train leaves at 13:35 and reaches at 14:00. How long is the journey (in minutes)?
40. 40.A film is 1 hour 5 minutes long. How many minutes is that?

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