Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 654 · 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 1 hour 45 minutes long. How many minutes is that?
2. 2.What is 18:15 in 12-hour time? (a) 8:15 p.m. (b) 6:15 p.m. (c) 6:15 a.m.
3. 3.A train leaves at 18:00 and reaches at 18:30. How long is the journey (in minutes)?
4. 4.How many hours are there from 12:00 to 22:00?
5. 5.A film is 1 hour 35 minutes long. How many minutes is that?
6. 6.How many hours are there from 12:00 to 17:00?
7. 7.Write 8:00 a.m. in 24-hour time. (a) 10:00 (b) 08:00 (c) 20:00
8. 8.A train leaves at 10:15 and reaches at 11:35. How long is the journey (in minutes)?
9. 9.A film is 2 hours 15 minutes long. How many minutes is that?
10. 10.How many hours are there from 07:00 to 09:00?
11. 11.A match starts at 06:25 and lasts 2 hours 30 minutes. At what time does it end? (a) 08:55 (b) 07:55 (c) 09:55
12. 12.A film is 3 hours 30 minutes long. How many minutes is that?
13. 13.Write 6:25 a.m. in 24-hour time. (a) 18:25 (b) 08:25 (c) 06:25
14. 14.How many hours are there from 11:00 to 17:00?
15. 15.A train leaves at 18:15 and reaches at 20:35. How long is the journey (in minutes)?
16. 16.A train leaves at 18:25 and reaches at 19:05. How long is the journey (in minutes)?
17. 17.How many hours are there from 06:00 to 10:00?
18. 18.A film is 1 hour 20 minutes long. How many minutes is that?
19. 19.Write 2:55 a.m. in 24-hour time. (a) 04:55 (b) 14:55 (c) 02:55
20. 20.Write 11:15 a.m. in 24-hour time. (a) 13:15 (b) 23:15 (c) 11:15
21. 21.Write 9:10 a.m. in 24-hour time. (a) 09:10 (b) 11:10 (c) 21:10
22. 22.A film is 4 hours 5 minutes long. How many minutes is that?
23. 23.What is 15:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 p.m.
24. 24.Write 4:45 a.m. in 24-hour time. (a) 06:45 (b) 16:45 (c) 04:45
25. 25.A train leaves at 17:50 and reaches at 20:10. How long is the journey (in minutes)?
26. 26.A film is 3 hours 40 minutes long. How many minutes is that?
27. 27.A train leaves at 15:40 and reaches at 18:00. How long is the journey (in minutes)?
28. 28.What is 11:45 in 12-hour time? (a) 11:45 a.m. (b) 1:45 a.m. (c) 11:45 p.m.
29. 29.A match starts at 16:40 and lasts 3 hours 10 minutes. At what time does it end? (a) 19:50 (b) 18:50 (c) 20:50
30. 30.A train leaves at 10:40 and reaches at 11:50. How long is the journey (in minutes)?
31. 31.What is 01:50 in 12-hour time? (a) 1:50 p.m. (b) 3:50 a.m. (c) 1:50 a.m.
32. 32.Write 8:30 p.m. in 24-hour time. (a) 22:30 (b) 20:30 (c) 08:30
33. 33.A train leaves at 17:00 and reaches at 18:35. How long is the journey (in minutes)?
34. 34.What is 04:25 in 12-hour time? (a) 4:25 a.m. (b) 6:25 a.m. (c) 4:25 p.m.
35. 35.A train leaves at 17:00 and reaches at 19:30. How long is the journey (in minutes)?
36. 36.What is 11:50 in 12-hour time? (a) 11:50 p.m. (b) 1:50 a.m. (c) 11:50 a.m.
37. 37.A film is 2 hours 20 minutes long. How many minutes is that?
38. 38.A match starts at 06:25 and lasts 2 hours 10 minutes. At what time does it end? (a) 07:35 (b) 08:35 (c) 09:35
39. 39.A film is 4 hours 50 minutes long. How many minutes is that?
40. 40.How many hours are there from 12:00 to 23:00?

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