Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 386 · 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 16:20 and lasts 3 hours 45 minutes. At what time does it end? (a) 19:05 (b) 20:05 (c) 21:05
2. 2.A film is 4 hours 30 minutes long. How many minutes is that?
3. 3.A film is 4 hours 25 minutes long. How many minutes is that?
4. 4.Write 4:50 p.m. in 24-hour time. (a) 18:50 (b) 04:50 (c) 16:50
5. 5.A train leaves at 09:55 and reaches at 11:30. How long is the journey (in minutes)?
6. 6.A match starts at 13:45 and lasts 3 hours 10 minutes. At what time does it end? (a) 17:55 (b) 15:55 (c) 16:55
7. 7.What is 14:35 in 12-hour time? (a) 2:35 p.m. (b) 2:35 a.m. (c) 4:35 p.m.
8. 8.How many hours are there from 11:00 to 18:00?
9. 9.A film is 4 hours 55 minutes long. How many minutes is that?
10. 10.How many hours are there from 05:00 to 14:00?
11. 11.A film is 3 hours 15 minutes long. How many minutes is that?
12. 12.How many hours are there from 06:00 to 20:00?
13. 13.What is 06:30 in 12-hour time? (a) 6:30 p.m. (b) 6:30 a.m. (c) 8:30 a.m.
14. 14.Write 4:10 p.m. in 24-hour time. (a) 16:10 (b) 04:10 (c) 18:10
15. 15.A film is 3 hours 30 minutes long. How many minutes is that?
16. 16.Write 5:05 a.m. in 24-hour time. (a) 05:05 (b) 17:05 (c) 07:05
17. 17.Write 5:50 a.m. in 24-hour time. (a) 17:50 (b) 07:50 (c) 05:50
18. 18.A train leaves at 08:00 and reaches at 09:25. How long is the journey (in minutes)?
19. 19.A film is 2 hours 55 minutes long. How many minutes is that?
20. 20.A train leaves at 16:15 and reaches at 18:55. How long is the journey (in minutes)?
21. 21.How many hours are there from 08:00 to 14:00?
22. 22.What is 03:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 a.m.
23. 23.A train leaves at 17:50 and reaches at 20:40. How long is the journey (in minutes)?
24. 24.A train leaves at 11:55 and reaches at 13:10. How long is the journey (in minutes)?
25. 25.A film is 2 hours 35 minutes long. How many minutes is that?
26. 26.Write 3:50 p.m. in 24-hour time. (a) 03:50 (b) 15:50 (c) 17:50
27. 27.A train leaves at 13:45 and reaches at 14:35. How long is the journey (in minutes)?
28. 28.A film is 2 hours 50 minutes long. How many minutes is that?
29. 29.A train leaves at 16:50 and reaches at 18:25. How long is the journey (in minutes)?
30. 30.How many hours are there from 09:00 to 20:00?
31. 31.A match starts at 17:30 and lasts 2 hours 10 minutes. At what time does it end? (a) 19:40 (b) 18:40 (c) 20:40
32. 32.How many hours are there from 10:00 to 15:00?
33. 33.A match starts at 13:45 and lasts 2 hours. At what time does it end? (a) 15:45 (b) 14:45 (c) 16:45
34. 34.A train leaves at 15:20 and reaches at 18:20. How long is the journey (in minutes)?
35. 35.A train leaves at 13:00 and reaches at 15:15. How long is the journey (in minutes)?
36. 36.A train leaves at 08:05 and reaches at 10:00. How long is the journey (in minutes)?
37. 37.A match starts at 15:10 and lasts 1 hour 15 minutes. At what time does it end? (a) 16:25 (b) 15:25 (c) 17:25
38. 38.Write 6:20 p.m. in 24-hour time. (a) 06:20 (b) 18:20 (c) 20:20
39. 39.How many hours are there from 12:00 to 23:00?
40. 40.What is 11:45 in 12-hour time? (a) 11:45 a.m. (b) 1:45 a.m. (c) 11:45 p.m.

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