Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 89 · 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 12:50 and reaches at 14:15. How long is the journey (in minutes)?
2. 2.How many hours are there from 11:00 to 23:00?
3. 3.A match starts at 09:00 and lasts 1 hour 40 minutes. At what time does it end? (a) 09:40 (b) 10:40 (c) 11:40
4. 4.How many hours are there from 10:00 to 21:00?
5. 5.A film is 4 hours 30 minutes long. How many minutes is that?
6. 6.A film is 2 hours 10 minutes long. How many minutes is that?
7. 7.A train leaves at 18:05 and reaches at 19:35. How long is the journey (in minutes)?
8. 8.Write 11:05 p.m. in 24-hour time. (a) 11:05 (b) 01:05 (c) 23:05
9. 9.How many hours are there from 05:00 to 18:00?
10. 10.What is 10:25 in 12-hour time? (a) 10:25 a.m. (b) 12:25 a.m. (c) 10:25 p.m.
11. 11.What is 08:50 in 12-hour time? (a) 8:50 a.m. (b) 8:50 p.m. (c) 10:50 a.m.
12. 12.How many hours are there from 05:00 to 12:00?
13. 13.What is 20:20 in 12-hour time? (a) 10:20 p.m. (b) 8:20 p.m. (c) 8:20 a.m.
14. 14.A match starts at 09:00 and lasts 3 hours 30 minutes. At what time does it end? (a) 13:30 (b) 12:30 (c) 11:30
15. 15.A train leaves at 10:25 and reaches at 12:15. How long is the journey (in minutes)?
16. 16.What is 23:45 in 12-hour time? (a) 1:45 p.m. (b) 11:45 a.m. (c) 11:45 p.m.
17. 17.Write 5:25 p.m. in 24-hour time. (a) 05:25 (b) 17:25 (c) 19:25
18. 18.How many hours are there from 06:00 to 15:00?
19. 19.A match starts at 07:40 and lasts 2 hours 10 minutes. At what time does it end? (a) 08:50 (b) 09:50 (c) 10:50
20. 20.How many hours are there from 12:00 to 18:00?
21. 21.How many hours are there from 08:00 to 23:00?
22. 22.Write 8:05 a.m. in 24-hour time. (a) 08:05 (b) 10:05 (c) 20:05
23. 23.A train leaves at 09:05 and reaches at 09:35. How long is the journey (in minutes)?
24. 24.A train leaves at 16:55 and reaches at 20:10. How long is the journey (in minutes)?
25. 25.What is 21:15 in 12-hour time? (a) 9:15 a.m. (b) 9:15 p.m. (c) 11:15 p.m.
26. 26.A train leaves at 06:00 and reaches at 07:00. How long is the journey (in minutes)?
27. 27.A film is 2 hours 55 minutes long. How many minutes is that?
28. 28.A train leaves at 06:00 and reaches at 08:30. How long is the journey (in minutes)?
29. 29.A train leaves at 10:10 and reaches at 10:45. How long is the journey (in minutes)?
30. 30.A train leaves at 19:55 and reaches at 21:25. How long is the journey (in minutes)?
31. 31.A film is 3 hours 5 minutes long. How many minutes is that?
32. 32.What is 04:50 in 12-hour time? (a) 4:50 p.m. (b) 4:50 a.m. (c) 6:50 a.m.
33. 33.Write 9:05 a.m. in 24-hour time. (a) 11:05 (b) 09:05 (c) 21:05
34. 34.A match starts at 10:50 and lasts 2 hours 35 minutes. At what time does it end? (a) 13:25 (b) 12:25 (c) 14:25
35. 35.What is 10:10 in 12-hour time? (a) 12:10 a.m. (b) 10:10 p.m. (c) 10:10 a.m.
36. 36.A train leaves at 19:25 and reaches at 22:00. How long is the journey (in minutes)?
37. 37.A match starts at 09:35 and lasts 1 hour 15 minutes. At what time does it end? (a) 11:50 (b) 10:50 (c) 09:50
38. 38.A film is 2 hours 35 minutes long. How many minutes is that?
39. 39.A match starts at 15:55 and lasts 3 hours 45 minutes. At what time does it end? (a) 20:40 (b) 19:40 (c) 18:40
40. 40.A match starts at 06:05 and lasts 4 hours 55 minutes. At what time does it end? (a) 11:00 (b) 10:00 (c) 12:00

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