Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 93 · 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.How many hours are there from 10:00 to 18:00?
2. 2.How many hours are there from 05:00 to 11:00?
3. 3.A match starts at 18:15 and lasts 3 hours 30 minutes. At what time does it end? (a) 20:45 (b) 21:45 (c) 22:45
4. 4.A train leaves at 18:40 and reaches at 19:20. How long is the journey (in minutes)?
5. 5.What is 18:15 in 12-hour time? (a) 6:15 p.m. (b) 8:15 p.m. (c) 6:15 a.m.
6. 6.What is 13:15 in 12-hour time? (a) 3:15 p.m. (b) 1:15 a.m. (c) 1:15 p.m.
7. 7.Write 6:25 p.m. in 24-hour time. (a) 06:25 (b) 18:25 (c) 20:25
8. 8.How many hours are there from 05:00 to 07:00?
9. 9.What is 09:40 in 12-hour time? (a) 9:40 p.m. (b) 9:40 a.m. (c) 11:40 a.m.
10. 10.A train leaves at 16:40 and reaches at 19:05. How long is the journey (in minutes)?
11. 11.Write 2:40 a.m. in 24-hour time. (a) 14:40 (b) 04:40 (c) 02:40
12. 12.A match starts at 14:20 and lasts 4 hours. At what time does it end? (a) 19:20 (b) 17:20 (c) 18:20
13. 13.A match starts at 10:10 and lasts 4 hours. At what time does it end? (a) 15:10 (b) 13:10 (c) 14:10
14. 14.How many hours are there from 10:00 to 21:00?
15. 15.A match starts at 06:10 and lasts 4 hours 5 minutes. At what time does it end? (a) 09:15 (b) 10:15 (c) 11:15
16. 16.How many hours are there from 11:00 to 17:00?
17. 17.How many hours are there from 08:00 to 21:00?
18. 18.What is 17:45 in 12-hour time? (a) 7:45 p.m. (b) 5:45 p.m. (c) 5:45 a.m.
19. 19.A train leaves at 12:15 and reaches at 13:40. How long is the journey (in minutes)?
20. 20.How many hours are there from 07:00 to 23:00?
21. 21.Write 2:40 p.m. in 24-hour time. (a) 14:40 (b) 02:40 (c) 16:40
22. 22.A train leaves at 06:25 and reaches at 07:25. How long is the journey (in minutes)?
23. 23.A film is 3 hours 15 minutes long. How many minutes is that?
24. 24.What is 17:10 in 12-hour time? (a) 5:10 p.m. (b) 7:10 p.m. (c) 5:10 a.m.
25. 25.A film is 1 hour 10 minutes long. How many minutes is that?
26. 26.A match starts at 18:55 and lasts 3 hours 50 minutes. At what time does it end? (a) 21:45 (b) 23:45 (c) 22:45
27. 27.A match starts at 06:10 and lasts 3 hours 15 minutes. At what time does it end? (a) 08:25 (b) 10:25 (c) 09:25
28. 28.A match starts at 18:25 and lasts 3 hours 15 minutes. At what time does it end? (a) 22:40 (b) 20:40 (c) 21:40
29. 29.What is 09:00 in 12-hour time? (a) 9:00 p.m. (b) 11:00 a.m. (c) 9:00 a.m.
30. 30.What is 11:10 in 12-hour time? (a) 11:10 a.m. (b) 11:10 p.m. (c) 1:10 a.m.
31. 31.What is 07:50 in 12-hour time? (a) 9:50 a.m. (b) 7:50 p.m. (c) 7:50 a.m.
32. 32.A train leaves at 12:55 and reaches at 15:30. How long is the journey (in minutes)?
33. 33.A train leaves at 09:00 and reaches at 10:55. How long is the journey (in minutes)?
34. 34.How many hours are there from 11:00 to 16:00?
35. 35.A train leaves at 14:35 and reaches at 15:25. How long is the journey (in minutes)?
36. 36.A film is 2 hours 10 minutes long. How many minutes is that?
37. 37.How many hours are there from 10:00 to 22:00?
38. 38.A film is 1 hour 30 minutes long. How many minutes is that?
39. 39.How many hours are there from 12:00 to 18:00?
40. 40.How many hours are there from 07:00 to 19:00?

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