Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 556 · 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.What is 13:10 in 12-hour time? (a) 3:10 p.m. (b) 1:10 a.m. (c) 1:10 p.m.
2. 2.What is 23:55 in 12-hour time? (a) 11:55 a.m. (b) 1:55 p.m. (c) 11:55 p.m.
3. 3.A train leaves at 08:50 and reaches at 09:15. How long is the journey (in minutes)?
4. 4.A train leaves at 15:10 and reaches at 16:30. How long is the journey (in minutes)?
5. 5.Write 3:50 a.m. in 24-hour time. (a) 15:50 (b) 03:50 (c) 05:50
6. 6.A film is 1 hour 40 minutes long. How many minutes is that?
7. 7.A train leaves at 18:55 and reaches at 19:30. How long is the journey (in minutes)?
8. 8.A film is 3 hours 50 minutes long. How many minutes is that?
9. 9.A train leaves at 17:20 and reaches at 20:00. How long is the journey (in minutes)?
10. 10.A train leaves at 16:35 and reaches at 18:00. How long is the journey (in minutes)?
11. 11.How many hours are there from 07:00 to 16:00?
12. 12.A match starts at 09:25 and lasts 3 hours. At what time does it end? (a) 12:25 (b) 11:25 (c) 13:25
13. 13.Write 2:20 p.m. in 24-hour time. (a) 02:20 (b) 16:20 (c) 14:20
14. 14.A train leaves at 15:45 and reaches at 18:30. How long is the journey (in minutes)?
15. 15.How many hours are there from 08:00 to 23:00?
16. 16.A match starts at 11:35 and lasts 4 hours. At what time does it end? (a) 14:35 (b) 16:35 (c) 15:35
17. 17.A film is 4 hours 45 minutes long. How many minutes is that?
18. 18.A film is 1 hour 5 minutes long. How many minutes is that?
19. 19.A train leaves at 06:50 and reaches at 10:05. How long is the journey (in minutes)?
20. 20.What is 02:30 in 12-hour time? (a) 4:30 a.m. (b) 2:30 p.m. (c) 2:30 a.m.
21. 21.How many hours are there from 06:00 to 08:00?
22. 22.How many hours are there from 09:00 to 18:00?
23. 23.Write 3:45 p.m. in 24-hour time. (a) 03:45 (b) 15:45 (c) 17:45
24. 24.Write 7:25 p.m. in 24-hour time. (a) 07:25 (b) 21:25 (c) 19:25
25. 25.Write 2:15 p.m. in 24-hour time. (a) 16:15 (b) 02:15 (c) 14:15
26. 26.How many hours are there from 11:00 to 13:00?
27. 27.A train leaves at 12:45 and reaches at 15:20. How long is the journey (in minutes)?
28. 28.A train leaves at 07:05 and reaches at 10:25. How long is the journey (in minutes)?
29. 29.Write 3:25 a.m. in 24-hour time. (a) 03:25 (b) 05:25 (c) 15:25
30. 30.A train leaves at 17:15 and reaches at 18:05. How long is the journey (in minutes)?
31. 31.Write 4:30 p.m. in 24-hour time. (a) 18:30 (b) 04:30 (c) 16:30
32. 32.How many hours are there from 06:00 to 23:00?
33. 33.A match starts at 15:15 and lasts 3 hours 10 minutes. At what time does it end? (a) 17:25 (b) 18:25 (c) 19:25
34. 34.A film is 2 hours 10 minutes long. How many minutes is that?
35. 35.A film is 4 hours 20 minutes long. How many minutes is that?
36. 36.A film is 2 hours 35 minutes long. How many minutes is that?
37. 37.A train leaves at 06:10 and reaches at 09:05. How long is the journey (in minutes)?
38. 38.A film is 4 hours 10 minutes long. How many minutes is that?
39. 39.A match starts at 16:50 and lasts 4 hours 55 minutes. At what time does it end? (a) 20:45 (b) 22:45 (c) 21:45
40. 40.How many hours are there from 08:00 to 22:00?

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