Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 232 · 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.What is 09:05 in 12-hour time? (a) 9:05 p.m. (b) 9:05 a.m. (c) 11:05 a.m.
2. 2.A match starts at 09:15 and lasts 2 hours 5 minutes. At what time does it end? (a) 11:20 (b) 12:20 (c) 10:20
3. 3.What is 17:45 in 12-hour time? (a) 5:45 a.m. (b) 5:45 p.m. (c) 7:45 p.m.
4. 4.A train leaves at 09:15 and reaches at 11:40. How long is the journey (in minutes)?
5. 5.A train leaves at 07:30 and reaches at 08:50. How long is the journey (in minutes)?
6. 6.How many hours are there from 11:00 to 21:00?
7. 7.A film is 1 hour 35 minutes long. How many minutes is that?
8. 8.Write 8:35 p.m. in 24-hour time. (a) 22:35 (b) 08:35 (c) 20:35
9. 9.A match starts at 16:20 and lasts 2 hours 5 minutes. At what time does it end? (a) 18:25 (b) 17:25 (c) 19:25
10. 10.A film is 3 hours 10 minutes long. How many minutes is that?
11. 11.A train leaves at 07:05 and reaches at 10:10. How long is the journey (in minutes)?
12. 12.Write 3:00 p.m. in 24-hour time. (a) 17:00 (b) 03:00 (c) 15:00
13. 13.Write 8:40 p.m. in 24-hour time. (a) 22:40 (b) 20:40 (c) 08:40
14. 14.How many hours are there from 12:00 to 19:00?
15. 15.What is 03:05 in 12-hour time? (a) 3:05 p.m. (b) 3:05 a.m. (c) 5:05 a.m.
16. 16.How many hours are there from 07:00 to 16:00?
17. 17.Write 7:00 p.m. in 24-hour time. (a) 19:00 (b) 07:00 (c) 21:00
18. 18.A train leaves at 16:00 and reaches at 19:10. How long is the journey (in minutes)?
19. 19.A train leaves at 09:10 and reaches at 11:15. How long is the journey (in minutes)?
20. 20.A train leaves at 09:05 and reaches at 12:00. How long is the journey (in minutes)?
21. 21.How many hours are there from 08:00 to 23:00?
22. 22.Write 4:50 p.m. in 24-hour time. (a) 18:50 (b) 04:50 (c) 16:50
23. 23.Write 11:20 a.m. in 24-hour time. (a) 23:20 (b) 13:20 (c) 11:20
24. 24.A match starts at 10:25 and lasts 2 hours 10 minutes. At what time does it end? (a) 11:35 (b) 13:35 (c) 12:35
25. 25.What is 15:10 in 12-hour time? (a) 3:10 a.m. (b) 5:10 p.m. (c) 3:10 p.m.
26. 26.A train leaves at 07:40 and reaches at 09:00. How long is the journey (in minutes)?
27. 27.A match starts at 06:10 and lasts 3 hours 35 minutes. At what time does it end? (a) 10:45 (b) 08:45 (c) 09:45
28. 28.A film is 4 hours 35 minutes long. How many minutes is that?
29. 29.Write 5:30 a.m. in 24-hour time. (a) 17:30 (b) 05:30 (c) 07:30
30. 30.A film is 2 hours 20 minutes long. How many minutes is that?
31. 31.A match starts at 06:25 and lasts 4 hours 10 minutes. At what time does it end? (a) 11:35 (b) 10:35 (c) 09:35
32. 32.A train leaves at 08:35 and reaches at 09:05. How long is the journey (in minutes)?
33. 33.How many hours are there from 07:00 to 20:00?
34. 34.What is 04:10 in 12-hour time? (a) 4:10 a.m. (b) 6:10 a.m. (c) 4:10 p.m.
35. 35.Write 6:20 p.m. in 24-hour time. (a) 06:20 (b) 18:20 (c) 20:20
36. 36.A train leaves at 15:50 and reaches at 17:25. How long is the journey (in minutes)?
37. 37.A film is 4 hours 55 minutes long. How many minutes is that?
38. 38.Write 2:25 p.m. in 24-hour time. (a) 02:25 (b) 14:25 (c) 16:25
39. 39.A match starts at 14:05 and lasts 3 hours 25 minutes. At what time does it end? (a) 18:30 (b) 17:30 (c) 16:30
40. 40.Write 1:35 p.m. in 24-hour time. (a) 13:35 (b) 01:35 (c) 15:35

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