Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 567 · 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 match starts at 16:10 and lasts 2 hours. At what time does it end? (a) 17:10 (b) 19:10 (c) 18:10
2. 2.How many hours are there from 12:00 to 18:00?
3. 3.A match starts at 15:25 and lasts 4 hours 5 minutes. At what time does it end? (a) 18:30 (b) 20:30 (c) 19:30
4. 4.Write 7:05 p.m. in 24-hour time. (a) 07:05 (b) 19:05 (c) 21:05
5. 5.A match starts at 14:10 and lasts 1 hour. At what time does it end? (a) 16:10 (b) 14:10 (c) 15:10
6. 6.A train leaves at 06:55 and reaches at 07:25. How long is the journey (in minutes)?
7. 7.How many hours are there from 07:00 to 12:00?
8. 8.Write 2:10 a.m. in 24-hour time. (a) 04:10 (b) 02:10 (c) 14:10
9. 9.A train leaves at 17:30 and reaches at 20:15. How long is the journey (in minutes)?
10. 10.A train leaves at 06:35 and reaches at 08:00. How long is the journey (in minutes)?
11. 11.Write 5:10 p.m. in 24-hour time. (a) 17:10 (b) 05:10 (c) 19:10
12. 12.A film is 2 hours 15 minutes long. How many minutes is that?
13. 13.A match starts at 16:10 and lasts 1 hour. At what time does it end? (a) 18:10 (b) 16:10 (c) 17:10
14. 14.A film is 2 hours 55 minutes long. How many minutes is that?
15. 15.A match starts at 13:30 and lasts 2 hours 5 minutes. At what time does it end? (a) 16:35 (b) 14:35 (c) 15:35
16. 16.A train leaves at 06:10 and reaches at 07:40. How long is the journey (in minutes)?
17. 17.A match starts at 16:05 and lasts 4 hours 5 minutes. At what time does it end? (a) 21:10 (b) 20:10 (c) 19:10
18. 18.Write 1:35 p.m. in 24-hour time. (a) 01:35 (b) 15:35 (c) 13:35
19. 19.A train leaves at 14:35 and reaches at 15:10. How long is the journey (in minutes)?
20. 20.A film is 1 hour 55 minutes long. How many minutes is that?
21. 21.A film is 2 hours 10 minutes long. How many minutes is that?
22. 22.A train leaves at 13:55 and reaches at 14:50. How long is the journey (in minutes)?
23. 23.Write 10:20 a.m. in 24-hour time. (a) 10:20 (b) 22:20 (c) 12:20
24. 24.What is 19:50 in 12-hour time? (a) 9:50 p.m. (b) 7:50 p.m. (c) 7:50 a.m.
25. 25.Write 11:10 p.m. in 24-hour time. (a) 11:10 (b) 01:10 (c) 23:10
26. 26.A film is 3 hours 30 minutes long. How many minutes is that?
27. 27.What is 18:50 in 12-hour time? (a) 8:50 p.m. (b) 6:50 a.m. (c) 6:50 p.m.
28. 28.A film is 1 hour 35 minutes long. How many minutes is that?
29. 29.A film is 4 hours 40 minutes long. How many minutes is that?
30. 30.A train leaves at 19:20 and reaches at 20:40. How long is the journey (in minutes)?
31. 31.A train leaves at 12:55 and reaches at 14:30. How long is the journey (in minutes)?
32. 32.A train leaves at 19:30 and reaches at 22:50. How long is the journey (in minutes)?
33. 33.A train leaves at 15:55 and reaches at 18:05. How long is the journey (in minutes)?
34. 34.Write 2:00 a.m. in 24-hour time. (a) 04:00 (b) 02:00 (c) 14:00
35. 35.Write 2:45 p.m. in 24-hour time. (a) 16:45 (b) 02:45 (c) 14:45
36. 36.A match starts at 06:00 and lasts 4 hours 25 minutes. At what time does it end? (a) 10:25 (b) 11:25 (c) 09:25
37. 37.Write 4:30 p.m. in 24-hour time. (a) 18:30 (b) 04:30 (c) 16:30
38. 38.What is 22:00 in 12-hour time? (a) 10:00 a.m. (b) 10:00 p.m. (c) 12:00 p.m.
39. 39.A train leaves at 18:45 and reaches at 19:10. How long is the journey (in minutes)?
40. 40.A train leaves at 07:00 and reaches at 08:35. How long is the journey (in minutes)?

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