Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 995 · 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 02:20 in 12-hour time? (a) 4:20 a.m. (b) 2:20 p.m. (c) 2:20 a.m.
2. 2.A film is 1 hour 10 minutes long. How many minutes is that?
3. 3.How many hours are there from 05:00 to 14:00?
4. 4.A train leaves at 17:20 and reaches at 20:10. How long is the journey (in minutes)?
5. 5.A train leaves at 19:05 and reaches at 21:20. How long is the journey (in minutes)?
6. 6.A match starts at 15:40 and lasts 4 hours 45 minutes. At what time does it end? (a) 20:25 (b) 19:25 (c) 21:25
7. 7.Write 5:30 p.m. in 24-hour time. (a) 05:30 (b) 19:30 (c) 17:30
8. 8.A train leaves at 17:45 and reaches at 18:25. How long is the journey (in minutes)?
9. 9.A train leaves at 10:15 and reaches at 11:25. How long is the journey (in minutes)?
10. 10.How many hours are there from 11:00 to 15:00?
11. 11.A train leaves at 17:45 and reaches at 20:20. How long is the journey (in minutes)?
12. 12.A train leaves at 14:50 and reaches at 16:15. How long is the journey (in minutes)?
13. 13.How many hours are there from 05:00 to 09:00?
14. 14.Write 7:30 p.m. in 24-hour time. (a) 21:30 (b) 19:30 (c) 07:30
15. 15.A match starts at 12:45 and lasts 2 hours. At what time does it end? (a) 13:45 (b) 14:45 (c) 15:45
16. 16.What is 05:10 in 12-hour time? (a) 7:10 a.m. (b) 5:10 p.m. (c) 5:10 a.m.
17. 17.What is 13:50 in 12-hour time? (a) 1:50 a.m. (b) 3:50 p.m. (c) 1:50 p.m.
18. 18.Write 11:30 p.m. in 24-hour time. (a) 23:30 (b) 01:30 (c) 11:30
19. 19.A match starts at 11:40 and lasts 3 hours 25 minutes. At what time does it end? (a) 15:05 (b) 16:05 (c) 14:05
20. 20.A train leaves at 11:25 and reaches at 13:20. How long is the journey (in minutes)?
21. 21.Write 1:05 p.m. in 24-hour time. (a) 13:05 (b) 15:05 (c) 01:05
22. 22.Write 7:20 p.m. in 24-hour time. (a) 19:20 (b) 07:20 (c) 21:20
23. 23.A train leaves at 18:30 and reaches at 19:15. How long is the journey (in minutes)?
24. 24.Write 1:20 a.m. in 24-hour time. (a) 13:20 (b) 01:20 (c) 03:20
25. 25.A film is 4 hours 10 minutes long. How many minutes is that?
26. 26.Write 11:35 p.m. in 24-hour time. (a) 11:35 (b) 01:35 (c) 23:35
27. 27.What is 11:50 in 12-hour time? (a) 11:50 a.m. (b) 11:50 p.m. (c) 1:50 a.m.
28. 28.What is 01:30 in 12-hour time? (a) 1:30 a.m. (b) 3:30 a.m. (c) 1:30 p.m.
29. 29.A train leaves at 10:10 and reaches at 11:05. How long is the journey (in minutes)?
30. 30.What is 04:00 in 12-hour time? (a) 4:00 a.m. (b) 6:00 a.m. (c) 4:00 p.m.
31. 31.What is 05:45 in 12-hour time? (a) 7:45 a.m. (b) 5:45 p.m. (c) 5:45 a.m.
32. 32.Write 6:40 p.m. in 24-hour time. (a) 20:40 (b) 18:40 (c) 06:40
33. 33.A train leaves at 16:45 and reaches at 18:05. How long is the journey (in minutes)?
34. 34.Write 11:10 a.m. in 24-hour time. (a) 13:10 (b) 11:10 (c) 23:10
35. 35.What is 19:40 in 12-hour time? (a) 9:40 p.m. (b) 7:40 p.m. (c) 7:40 a.m.
36. 36.A train leaves at 06:55 and reaches at 08:40. How long is the journey (in minutes)?
37. 37.How many hours are there from 06:00 to 11:00?
38. 38.A match starts at 15:20 and lasts 2 hours 40 minutes. At what time does it end? (a) 17:00 (b) 19:00 (c) 18:00
39. 39.A match starts at 06:25 and lasts 4 hours 20 minutes. At what time does it end? (a) 10:45 (b) 09:45 (c) 11:45
40. 40.A match starts at 17:05 and lasts 2 hours 55 minutes. At what time does it end? (a) 21:00 (b) 20:00 (c) 19:00

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