Class 4 Maths Worksheet: 24-Hour Clock

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

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