Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 41 · 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 5:25 p.m. in 24-hour time. (a) 17:25 (b) 19:25 (c) 05:25
2. 2.A train leaves at 16:00 and reaches at 19:00. How long is the journey (in minutes)?
3. 3.What is 23:35 in 12-hour time? (a) 11:35 a.m. (b) 11:35 p.m. (c) 1:35 p.m.
4. 4.A film is 4 hours 10 minutes long. How many minutes is that?
5. 5.A train leaves at 15:55 and reaches at 18:50. How long is the journey (in minutes)?
6. 6.What is 20:50 in 12-hour time? (a) 8:50 p.m. (b) 10:50 p.m. (c) 8:50 a.m.
7. 7.Write 3:20 p.m. in 24-hour time. (a) 17:20 (b) 03:20 (c) 15:20
8. 8.A train leaves at 08:50 and reaches at 12:00. How long is the journey (in minutes)?
9. 9.A match starts at 10:05 and lasts 3 hours 5 minutes. At what time does it end? (a) 13:10 (b) 14:10 (c) 12:10
10. 10.A match starts at 12:35 and lasts 3 hours. At what time does it end? (a) 15:35 (b) 16:35 (c) 14:35
11. 11.Write 6:10 a.m. in 24-hour time. (a) 06:10 (b) 08:10 (c) 18:10
12. 12.What is 03:50 in 12-hour time? (a) 3:50 a.m. (b) 3:50 p.m. (c) 5:50 a.m.
13. 13.How many hours are there from 05:00 to 16:00?
14. 14.A train leaves at 08:15 and reaches at 09:25. How long is the journey (in minutes)?
15. 15.A film is 3 hours 25 minutes long. How many minutes is that?
16. 16.Write 8:55 p.m. in 24-hour time. (a) 08:55 (b) 22:55 (c) 20:55
17. 17.What is 06:05 in 12-hour time? (a) 8:05 a.m. (b) 6:05 a.m. (c) 6:05 p.m.
18. 18.A film is 1 hour 25 minutes long. How many minutes is that?
19. 19.A train leaves at 09:35 and reaches at 10:40. How long is the journey (in minutes)?
20. 20.What is 23:00 in 12-hour time? (a) 11:00 a.m. (b) 11:00 p.m. (c) 1:00 p.m.
21. 21.A match starts at 09:40 and lasts 1 hour 45 minutes. At what time does it end? (a) 11:25 (b) 10:25 (c) 12:25
22. 22.A film is 4 hours 15 minutes long. How many minutes is that?
23. 23.What is 14:55 in 12-hour time? (a) 2:55 a.m. (b) 2:55 p.m. (c) 4:55 p.m.
24. 24.What is 18:55 in 12-hour time? (a) 6:55 p.m. (b) 6:55 a.m. (c) 8:55 p.m.
25. 25.Write 8:50 a.m. in 24-hour time. (a) 10:50 (b) 20:50 (c) 08:50
26. 26.A film is 1 hour 30 minutes long. How many minutes is that?
27. 27.How many hours are there from 06:00 to 23:00?
28. 28.What is 18:35 in 12-hour time? (a) 6:35 a.m. (b) 6:35 p.m. (c) 8:35 p.m.
29. 29.A match starts at 10:30 and lasts 2 hours 50 minutes. At what time does it end? (a) 13:20 (b) 12:20 (c) 14:20
30. 30.A film is 2 hours 45 minutes long. How many minutes is that?
31. 31.A match starts at 14:30 and lasts 2 hours 15 minutes. At what time does it end? (a) 15:45 (b) 16:45 (c) 17:45
32. 32.Write 11:00 a.m. in 24-hour time. (a) 13:00 (b) 11:00 (c) 23:00
33. 33.A film is 3 hours 15 minutes long. How many minutes is that?
34. 34.How many hours are there from 12:00 to 15:00?
35. 35.A train leaves at 18:35 and reaches at 19:15. How long is the journey (in minutes)?
36. 36.A film is 4 hours 30 minutes long. How many minutes is that?
37. 37.Write 9:30 p.m. in 24-hour time. (a) 23:30 (b) 09:30 (c) 21:30
38. 38.What is 15:50 in 12-hour time? (a) 5:50 p.m. (b) 3:50 a.m. (c) 3:50 p.m.
39. 39.What is 15:55 in 12-hour time? (a) 5:55 p.m. (b) 3:55 p.m. (c) 3:55 a.m.
40. 40.A film is 4 hours 40 minutes long. How many minutes is that?

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