Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 941 · 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 12:35 and reaches at 15:25. How long is the journey (in minutes)?
2. 2.A film is 2 hours 25 minutes long. How many minutes is that?
3. 3.Write 9:10 p.m. in 24-hour time. (a) 21:10 (b) 09:10 (c) 23:10
4. 4.How many hours are there from 11:00 to 22:00?
5. 5.What is 15:55 in 12-hour time? (a) 5:55 p.m. (b) 3:55 p.m. (c) 3:55 a.m.
6. 6.How many hours are there from 07:00 to 17:00?
7. 7.What is 20:00 in 12-hour time? (a) 8:00 p.m. (b) 8:00 a.m. (c) 10:00 p.m.
8. 8.A match starts at 13:40 and lasts 4 hours 20 minutes. At what time does it end? (a) 18:00 (b) 19:00 (c) 17:00
9. 9.A train leaves at 13:35 and reaches at 14:20. How long is the journey (in minutes)?
10. 10.How many hours are there from 07:00 to 12:00?
11. 11.Write 4:30 p.m. in 24-hour time. (a) 16:30 (b) 04:30 (c) 18:30
12. 12.A train leaves at 19:50 and reaches at 20:20. How long is the journey (in minutes)?
13. 13.Write 4:15 a.m. in 24-hour time. (a) 16:15 (b) 04:15 (c) 06:15
14. 14.Write 3:45 a.m. in 24-hour time. (a) 15:45 (b) 05:45 (c) 03:45
15. 15.What is 18:20 in 12-hour time? (a) 6:20 a.m. (b) 8:20 p.m. (c) 6:20 p.m.
16. 16.How many hours are there from 06:00 to 08:00?
17. 17.A film is 2 hours 35 minutes long. How many minutes is that?
18. 18.Write 2:50 a.m. in 24-hour time. (a) 04:50 (b) 02:50 (c) 14:50
19. 19.A match starts at 08:20 and lasts 4 hours 40 minutes. At what time does it end? (a) 13:00 (b) 12:00 (c) 14:00
20. 20.A train leaves at 10:35 and reaches at 13:15. How long is the journey (in minutes)?
21. 21.A match starts at 18:35 and lasts 2 hours 55 minutes. At what time does it end? (a) 20:30 (b) 21:30 (c) 22:30
22. 22.A match starts at 13:40 and lasts 3 hours 50 minutes. At what time does it end? (a) 16:30 (b) 18:30 (c) 17:30
23. 23.How many hours are there from 06:00 to 12:00?
24. 24.A film is 1 hour 35 minutes long. How many minutes is that?
25. 25.What is 23:05 in 12-hour time? (a) 1:05 p.m. (b) 11:05 p.m. (c) 11:05 a.m.
26. 26.How many hours are there from 05:00 to 12:00?
27. 27.A film is 3 hours 10 minutes long. How many minutes is that?
28. 28.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
29. 29.How many hours are there from 09:00 to 15:00?
30. 30.A train leaves at 17:10 and reaches at 18:00. How long is the journey (in minutes)?
31. 31.How many hours are there from 08:00 to 18:00?
32. 32.A film is 2 hours 10 minutes long. How many minutes is that?
33. 33.What is 10:00 in 12-hour time? (a) 10:00 a.m. (b) 12:00 a.m. (c) 10:00 p.m.
34. 34.What is 01:45 in 12-hour time? (a) 3:45 a.m. (b) 1:45 a.m. (c) 1:45 p.m.
35. 35.What is 13:10 in 12-hour time? (a) 3:10 p.m. (b) 1:10 a.m. (c) 1:10 p.m.
36. 36.How many hours are there from 11:00 to 23:00?
37. 37.A film is 2 hours 40 minutes long. How many minutes is that?
38. 38.A train leaves at 10:05 and reaches at 11:05. How long is the journey (in minutes)?
39. 39.What is 04:20 in 12-hour time? (a) 4:20 p.m. (b) 4:20 a.m. (c) 6:20 a.m.
40. 40.How many hours are there from 11:00 to 15:00?

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