Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 422 · 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 14:45 and reaches at 17:50. How long is the journey (in minutes)?
2. 2.A train leaves at 10:35 and reaches at 13:40. How long is the journey (in minutes)?
3. 3.A train leaves at 10:40 and reaches at 12:00. How long is the journey (in minutes)?
4. 4.How many hours are there from 09:00 to 16:00?
5. 5.Write 3:10 p.m. in 24-hour time. (a) 03:10 (b) 15:10 (c) 17:10
6. 6.Write 2:20 a.m. in 24-hour time. (a) 14:20 (b) 04:20 (c) 02:20
7. 7.How many hours are there from 11:00 to 20:00?
8. 8.What is 02:40 in 12-hour time? (a) 2:40 p.m. (b) 2:40 a.m. (c) 4:40 a.m.
9. 9.A film is 3 hours 35 minutes long. How many minutes is that?
10. 10.A train leaves at 06:15 and reaches at 09:10. How long is the journey (in minutes)?
11. 11.How many hours are there from 09:00 to 15:00?
12. 12.Write 2:25 p.m. in 24-hour time. (a) 14:25 (b) 02:25 (c) 16:25
13. 13.Write 9:00 p.m. in 24-hour time. (a) 21:00 (b) 09:00 (c) 23:00
14. 14.How many hours are there from 12:00 to 18:00?
15. 15.A match starts at 18:15 and lasts 4 hours 10 minutes. At what time does it end? (a) 23:25 (b) 22:25 (c) 21:25
16. 16.A train leaves at 08:40 and reaches at 11:00. How long is the journey (in minutes)?
17. 17.A film is 4 hours 30 minutes long. How many minutes is that?
18. 18.A film is 1 hour 45 minutes long. How many minutes is that?
19. 19.What is 15:15 in 12-hour time? (a) 3:15 a.m. (b) 3:15 p.m. (c) 5:15 p.m.
20. 20.A train leaves at 09:45 and reaches at 13:00. How long is the journey (in minutes)?
21. 21.Write 8:00 p.m. in 24-hour time. (a) 08:00 (b) 20:00 (c) 22:00
22. 22.A film is 3 hours 55 minutes long. How many minutes is that?
23. 23.A match starts at 17:00 and lasts 4 hours. At what time does it end? (a) 21:00 (b) 22:00 (c) 20:00
24. 24.How many hours are there from 12:00 to 23:00?
25. 25.A train leaves at 06:25 and reaches at 08:05. How long is the journey (in minutes)?
26. 26.A match starts at 11:40 and lasts 3 hours 50 minutes. At what time does it end? (a) 15:30 (b) 14:30 (c) 16:30
27. 27.A film is 2 hours 35 minutes long. How many minutes is that?
28. 28.How many hours are there from 07:00 to 20:00?
29. 29.Write 9:55 a.m. in 24-hour time. (a) 11:55 (b) 21:55 (c) 09:55
30. 30.What is 05:10 in 12-hour time? (a) 7:10 a.m. (b) 5:10 p.m. (c) 5:10 a.m.
31. 31.How many hours are there from 08:00 to 20:00?
32. 32.What is 03:40 in 12-hour time? (a) 3:40 p.m. (b) 5:40 a.m. (c) 3:40 a.m.
33. 33.How many hours are there from 06:00 to 18:00?
34. 34.A match starts at 16:30 and lasts 4 hours 30 minutes. At what time does it end? (a) 20:00 (b) 22:00 (c) 21:00
35. 35.How many hours are there from 10:00 to 16:00?
36. 36.A match starts at 16:15 and lasts 1 hour 35 minutes. At what time does it end? (a) 18:50 (b) 16:50 (c) 17:50
37. 37.What is 06:25 in 12-hour time? (a) 6:25 p.m. (b) 8:25 a.m. (c) 6:25 a.m.
38. 38.A match starts at 16:50 and lasts 1 hour. At what time does it end? (a) 17:50 (b) 18:50 (c) 16:50
39. 39.A match starts at 12:10 and lasts 3 hours 15 minutes. At what time does it end? (a) 15:25 (b) 16:25 (c) 14:25
40. 40.A match starts at 09:30 and lasts 1 hour. At what time does it end? (a) 10:30 (b) 09:30 (c) 11:30

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