Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 319 · 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 13:40 and reaches at 14:20. How long is the journey (in minutes)?
2. 2.Write 2:00 p.m. in 24-hour time. (a) 02:00 (b) 14:00 (c) 16:00
3. 3.Write 3:25 a.m. in 24-hour time. (a) 03:25 (b) 15:25 (c) 05:25
4. 4.A match starts at 09:45 and lasts 3 hours 5 minutes. At what time does it end? (a) 11:50 (b) 13:50 (c) 12:50
5. 5.Write 7:30 p.m. in 24-hour time. (a) 07:30 (b) 19:30 (c) 21:30
6. 6.What is 10:55 in 12-hour time? (a) 10:55 p.m. (b) 10:55 a.m. (c) 12:55 a.m.
7. 7.A film is 1 hour 5 minutes long. How many minutes is that?
8. 8.A match starts at 16:30 and lasts 1 hour 50 minutes. At what time does it end? (a) 18:20 (b) 17:20 (c) 19:20
9. 9.What is 06:35 in 12-hour time? (a) 8:35 a.m. (b) 6:35 p.m. (c) 6:35 a.m.
10. 10.How many hours are there from 12:00 to 14:00?
11. 11.A train leaves at 17:35 and reaches at 18:20. How long is the journey (in minutes)?
12. 12.What is 10:40 in 12-hour time? (a) 12:40 a.m. (b) 10:40 p.m. (c) 10:40 a.m.
13. 13.A match starts at 06:05 and lasts 1 hour 30 minutes. At what time does it end? (a) 06:35 (b) 08:35 (c) 07:35
14. 14.What is 01:50 in 12-hour time? (a) 1:50 a.m. (b) 3:50 a.m. (c) 1:50 p.m.
15. 15.A film is 4 hours 15 minutes long. How many minutes is that?
16. 16.A match starts at 07:30 and lasts 1 hour 40 minutes. At what time does it end? (a) 09:10 (b) 10:10 (c) 08:10
17. 17.Write 3:20 a.m. in 24-hour time. (a) 03:20 (b) 15:20 (c) 05:20
18. 18.A match starts at 08:05 and lasts 3 hours 25 minutes. At what time does it end? (a) 12:30 (b) 11:30 (c) 10:30
19. 19.Write 4:10 a.m. in 24-hour time. (a) 16:10 (b) 06:10 (c) 04:10
20. 20.A film is 3 hours 55 minutes long. How many minutes is that?
21. 21.What is 04:30 in 12-hour time? (a) 6:30 a.m. (b) 4:30 p.m. (c) 4:30 a.m.
22. 22.A film is 2 hours 50 minutes long. How many minutes is that?
23. 23.A match starts at 10:00 and lasts 2 hours 55 minutes. At what time does it end? (a) 12:55 (b) 11:55 (c) 13:55
24. 24.How many hours are there from 08:00 to 22:00?
25. 25.A train leaves at 17:55 and reaches at 18:20. How long is the journey (in minutes)?
26. 26.Write 4:40 p.m. in 24-hour time. (a) 04:40 (b) 16:40 (c) 18:40
27. 27.A train leaves at 06:20 and reaches at 07:00. How long is the journey (in minutes)?
28. 28.A film is 1 hour 40 minutes long. How many minutes is that?
29. 29.A film is 1 hour 25 minutes long. How many minutes is that?
30. 30.How many hours are there from 10:00 to 13:00?
31. 31.A match starts at 16:00 and lasts 3 hours 15 minutes. At what time does it end? (a) 18:15 (b) 20:15 (c) 19:15
32. 32.A train leaves at 16:40 and reaches at 19:55. How long is the journey (in minutes)?
33. 33.Write 3:20 p.m. in 24-hour time. (a) 03:20 (b) 17:20 (c) 15:20
34. 34.A train leaves at 14:10 and reaches at 15:10. How long is the journey (in minutes)?
35. 35.A film is 4 hours 5 minutes long. How many minutes is that?
36. 36.How many hours are there from 06:00 to 11:00?
37. 37.A match starts at 15:35 and lasts 1 hour 45 minutes. At what time does it end? (a) 18:20 (b) 16:20 (c) 17:20
38. 38.A train leaves at 17:10 and reaches at 17:35. How long is the journey (in minutes)?
39. 39.A match starts at 14:15 and lasts 2 hours 55 minutes. At what time does it end? (a) 17:10 (b) 18:10 (c) 16:10
40. 40.What is 09:00 in 12-hour time? (a) 11:00 a.m. (b) 9:00 p.m. (c) 9:00 a.m.

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