Class 4 Maths Worksheet: 24-Hour Clock

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

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