Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 347 · 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.How many hours are there from 09:00 to 15:00?
2. 2.How many hours are there from 09:00 to 14:00?
3. 3.What is 18:00 in 12-hour time? (a) 6:00 p.m. (b) 8:00 p.m. (c) 6:00 a.m.
4. 4.How many hours are there from 07:00 to 22:00?
5. 5.A train leaves at 15:25 and reaches at 16:40. How long is the journey (in minutes)?
6. 6.A match starts at 11:35 and lasts 1 hour 5 minutes. At what time does it end? (a) 11:40 (b) 13:40 (c) 12:40
7. 7.How many hours are there from 06:00 to 14:00?
8. 8.A train leaves at 11:40 and reaches at 12:20. How long is the journey (in minutes)?
9. 9.A match starts at 18:10 and lasts 1 hour. At what time does it end? (a) 19:10 (b) 20:10 (c) 18:10
10. 10.A train leaves at 17:05 and reaches at 17:40. How long is the journey (in minutes)?
11. 11.A film is 1 hour 20 minutes long. How many minutes is that?
12. 12.What is 19:15 in 12-hour time? (a) 7:15 a.m. (b) 9:15 p.m. (c) 7:15 p.m.
13. 13.A match starts at 07:55 and lasts 3 hours 10 minutes. At what time does it end? (a) 12:05 (b) 11:05 (c) 10:05
14. 14.A train leaves at 13:45 and reaches at 15:05. How long is the journey (in minutes)?
15. 15.What is 21:25 in 12-hour time? (a) 9:25 a.m. (b) 11:25 p.m. (c) 9:25 p.m.
16. 16.What is 14:55 in 12-hour time? (a) 2:55 a.m. (b) 4:55 p.m. (c) 2:55 p.m.
17. 17.What is 13:35 in 12-hour time? (a) 3:35 p.m. (b) 1:35 p.m. (c) 1:35 a.m.
18. 18.What is 15:15 in 12-hour time? (a) 3:15 a.m. (b) 5:15 p.m. (c) 3:15 p.m.
19. 19.A match starts at 11:55 and lasts 2 hours. At what time does it end? (a) 13:55 (b) 12:55 (c) 14:55
20. 20.Write 11:20 a.m. in 24-hour time. (a) 23:20 (b) 11:20 (c) 13:20
21. 21.What is 22:55 in 12-hour time? (a) 10:55 p.m. (b) 10:55 a.m. (c) 12:55 p.m.
22. 22.A match starts at 12:45 and lasts 1 hour 45 minutes. At what time does it end? (a) 14:30 (b) 13:30 (c) 15:30
23. 23.What is 06:30 in 12-hour time? (a) 6:30 p.m. (b) 8:30 a.m. (c) 6:30 a.m.
24. 24.Write 3:15 p.m. in 24-hour time. (a) 17:15 (b) 15:15 (c) 03:15
25. 25.A train leaves at 10:00 and reaches at 10:40. How long is the journey (in minutes)?
26. 26.How many hours are there from 09:00 to 11:00?
27. 27.How many hours are there from 06:00 to 15:00?
28. 28.A train leaves at 16:55 and reaches at 18:25. How long is the journey (in minutes)?
29. 29.Write 9:05 p.m. in 24-hour time. (a) 23:05 (b) 21:05 (c) 09:05
30. 30.A train leaves at 19:35 and reaches at 20:40. How long is the journey (in minutes)?
31. 31.What is 07:55 in 12-hour time? (a) 9:55 a.m. (b) 7:55 p.m. (c) 7:55 a.m.
32. 32.A train leaves at 09:00 and reaches at 11:35. How long is the journey (in minutes)?
33. 33.A train leaves at 13:05 and reaches at 13:55. How long is the journey (in minutes)?
34. 34.Write 1:40 a.m. in 24-hour time. (a) 01:40 (b) 03:40 (c) 13:40
35. 35.What is 10:40 in 12-hour time? (a) 10:40 a.m. (b) 10:40 p.m. (c) 12:40 a.m.
36. 36.What is 17:05 in 12-hour time? (a) 5:05 p.m. (b) 7:05 p.m. (c) 5:05 a.m.
37. 37.How many hours are there from 06:00 to 10:00?
38. 38.How many hours are there from 12:00 to 19:00?
39. 39.Write 7:55 p.m. in 24-hour time. (a) 21:55 (b) 19:55 (c) 07:55
40. 40.How many hours are there from 12:00 to 15:00?

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