Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 897 · 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 match starts at 13:30 and lasts 1 hour 35 minutes. At what time does it end? (a) 16:05 (b) 15:05 (c) 14:05
2. 2.Write 6:55 a.m. in 24-hour time. (a) 06:55 (b) 18:55 (c) 08:55
3. 3.A match starts at 17:05 and lasts 1 hour. At what time does it end? (a) 17:05 (b) 18:05 (c) 19:05
4. 4.How many hours are there from 11:00 to 22:00?
5. 5.How many hours are there from 07:00 to 18:00?
6. 6.A match starts at 16:35 and lasts 3 hours 55 minutes. At what time does it end? (a) 21:30 (b) 19:30 (c) 20:30
7. 7.Write 9:00 p.m. in 24-hour time. (a) 21:00 (b) 23:00 (c) 09:00
8. 8.How many hours are there from 11:00 to 13:00?
9. 9.What is 05:15 in 12-hour time? (a) 7:15 a.m. (b) 5:15 a.m. (c) 5:15 p.m.
10. 10.A train leaves at 08:10 and reaches at 08:40. How long is the journey (in minutes)?
11. 11.What is 06:30 in 12-hour time? (a) 6:30 a.m. (b) 6:30 p.m. (c) 8:30 a.m.
12. 12.How many hours are there from 12:00 to 14:00?
13. 13.A match starts at 07:25 and lasts 2 hours 45 minutes. At what time does it end? (a) 11:10 (b) 10:10 (c) 09:10
14. 14.How many hours are there from 05:00 to 10:00?
15. 15.A film is 4 hours 35 minutes long. How many minutes is that?
16. 16.A film is 2 hours 55 minutes long. How many minutes is that?
17. 17.A train leaves at 10:45 and reaches at 13:05. How long is the journey (in minutes)?
18. 18.A match starts at 10:00 and lasts 2 hours 5 minutes. At what time does it end? (a) 12:05 (b) 11:05 (c) 13:05
19. 19.A train leaves at 09:05 and reaches at 10:10. How long is the journey (in minutes)?
20. 20.A train leaves at 06:15 and reaches at 07:15. How long is the journey (in minutes)?
21. 21.Write 1:40 a.m. in 24-hour time. (a) 03:40 (b) 01:40 (c) 13:40
22. 22.Write 8:00 p.m. in 24-hour time. (a) 08:00 (b) 20:00 (c) 22:00
23. 23.What is 13:40 in 12-hour time? (a) 3:40 p.m. (b) 1:40 a.m. (c) 1:40 p.m.
24. 24.Write 2:10 p.m. in 24-hour time. (a) 02:10 (b) 14:10 (c) 16:10
25. 25.Write 11:10 a.m. in 24-hour time. (a) 23:10 (b) 11:10 (c) 13:10
26. 26.How many hours are there from 10:00 to 18:00?
27. 27.How many hours are there from 10:00 to 16:00?
28. 28.A train leaves at 10:00 and reaches at 11:10. How long is the journey (in minutes)?
29. 29.A match starts at 17:00 and lasts 2 hours 20 minutes. At what time does it end? (a) 18:20 (b) 19:20 (c) 20:20
30. 30.A train leaves at 11:50 and reaches at 12:25. How long is the journey (in minutes)?
31. 31.A train leaves at 12:15 and reaches at 14:05. How long is the journey (in minutes)?
32. 32.Write 7:30 p.m. in 24-hour time. (a) 19:30 (b) 21:30 (c) 07:30
33. 33.A train leaves at 14:00 and reaches at 14:30. How long is the journey (in minutes)?
34. 34.Write 11:05 a.m. in 24-hour time. (a) 11:05 (b) 23:05 (c) 13:05
35. 35.What is 13:30 in 12-hour time? (a) 1:30 p.m. (b) 3:30 p.m. (c) 1:30 a.m.
36. 36.How many hours are there from 09:00 to 17:00?
37. 37.How many hours are there from 10:00 to 23:00?
38. 38.A train leaves at 16:25 and reaches at 17:15. How long is the journey (in minutes)?
39. 39.A match starts at 17:55 and lasts 4 hours 20 minutes. At what time does it end? (a) 21:15 (b) 22:15 (c) 23:15
40. 40.What is 05:50 in 12-hour time? (a) 5:50 a.m. (b) 7:50 a.m. (c) 5:50 p.m.

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