Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 182 · 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 7:00 p.m. in 24-hour time. (a) 21:00 (b) 19:00 (c) 07:00
2. 2.A film is 4 hours 5 minutes long. How many minutes is that?
3. 3.What is 06:25 in 12-hour time? (a) 8:25 a.m. (b) 6:25 a.m. (c) 6:25 p.m.
4. 4.A film is 2 hours 25 minutes long. How many minutes is that?
5. 5.A train leaves at 14:10 and reaches at 15:25. How long is the journey (in minutes)?
6. 6.A train leaves at 18:30 and reaches at 21:30. How long is the journey (in minutes)?
7. 7.Write 6:25 a.m. in 24-hour time. (a) 06:25 (b) 18:25 (c) 08:25
8. 8.Write 10:50 a.m. in 24-hour time. (a) 22:50 (b) 10:50 (c) 12:50
9. 9.A match starts at 09:10 and lasts 4 hours. At what time does it end? (a) 13:10 (b) 12:10 (c) 14:10
10. 10.What is 13:10 in 12-hour time? (a) 3:10 p.m. (b) 1:10 a.m. (c) 1:10 p.m.
11. 11.A train leaves at 13:10 and reaches at 15:55. How long is the journey (in minutes)?
12. 12.A train leaves at 16:05 and reaches at 16:45. How long is the journey (in minutes)?
13. 13.How many hours are there from 10:00 to 23:00?
14. 14.A match starts at 06:55 and lasts 1 hour 5 minutes. At what time does it end? (a) 08:00 (b) 09:00 (c) 07:00
15. 15.A train leaves at 19:50 and reaches at 22:25. How long is the journey (in minutes)?
16. 16.A train leaves at 09:40 and reaches at 10:20. How long is the journey (in minutes)?
17. 17.A train leaves at 06:05 and reaches at 07:35. How long is the journey (in minutes)?
18. 18.A train leaves at 08:45 and reaches at 11:50. How long is the journey (in minutes)?
19. 19.How many hours are there from 08:00 to 16:00?
20. 20.A train leaves at 10:05 and reaches at 12:10. How long is the journey (in minutes)?
21. 21.A match starts at 09:55 and lasts 2 hours 40 minutes. At what time does it end? (a) 12:35 (b) 11:35 (c) 13:35
22. 22.A film is 1 hour 45 minutes long. How many minutes is that?
23. 23.Write 1:15 a.m. in 24-hour time. (a) 13:15 (b) 03:15 (c) 01:15
24. 24.What is 14:25 in 12-hour time? (a) 2:25 a.m. (b) 2:25 p.m. (c) 4:25 p.m.
25. 25.A train leaves at 09:05 and reaches at 09:30. How long is the journey (in minutes)?
26. 26.A film is 4 hours 20 minutes long. How many minutes is that?
27. 27.A match starts at 13:10 and lasts 4 hours 35 minutes. At what time does it end? (a) 18:45 (b) 17:45 (c) 16:45
28. 28.Write 5:10 p.m. in 24-hour time. (a) 05:10 (b) 17:10 (c) 19:10
29. 29.How many hours are there from 11:00 to 18:00?
30. 30.How many hours are there from 10:00 to 16:00?
31. 31.How many hours are there from 07:00 to 12:00?
32. 32.What is 18:40 in 12-hour time? (a) 8:40 p.m. (b) 6:40 p.m. (c) 6:40 a.m.
33. 33.A match starts at 17:05 and lasts 1 hour 5 minutes. At what time does it end? (a) 17:10 (b) 19:10 (c) 18:10
34. 34.How many hours are there from 07:00 to 17:00?
35. 35.A match starts at 06:10 and lasts 4 hours 50 minutes. At what time does it end? (a) 11:00 (b) 12:00 (c) 10:00
36. 36.A train leaves at 09:15 and reaches at 11:00. How long is the journey (in minutes)?
37. 37.A film is 1 hour 25 minutes long. How many minutes is that?
38. 38.A train leaves at 09:35 and reaches at 12:15. How long is the journey (in minutes)?
39. 39.A film is 1 hour 10 minutes long. How many minutes is that?
40. 40.What is 22:30 in 12-hour time? (a) 10:30 p.m. (b) 12:30 p.m. (c) 10:30 a.m.

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