Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 575 · 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 06:45 and lasts 4 hours 35 minutes. At what time does it end? (a) 11:20 (b) 10:20 (c) 12:20
2. 2.How many hours are there from 05:00 to 17:00?
3. 3.A train leaves at 18:25 and reaches at 21:25. How long is the journey (in minutes)?
4. 4.What is 03:30 in 12-hour time? (a) 3:30 a.m. (b) 3:30 p.m. (c) 5:30 a.m.
5. 5.A train leaves at 19:15 and reaches at 22:00. How long is the journey (in minutes)?
6. 6.A match starts at 17:15 and lasts 3 hours 45 minutes. At what time does it end? (a) 22:00 (b) 21:00 (c) 20:00
7. 7.A train leaves at 12:35 and reaches at 15:00. How long is the journey (in minutes)?
8. 8.A match starts at 13:35 and lasts 2 hours 35 minutes. At what time does it end? (a) 17:10 (b) 15:10 (c) 16:10
9. 9.A match starts at 10:05 and lasts 3 hours 5 minutes. At what time does it end? (a) 13:10 (b) 14:10 (c) 12:10
10. 10.How many hours are there from 10:00 to 17:00?
11. 11.Write 7:40 a.m. in 24-hour time. (a) 19:40 (b) 07:40 (c) 09:40
12. 12.A match starts at 08:40 and lasts 2 hours 15 minutes. At what time does it end? (a) 09:55 (b) 11:55 (c) 10:55
13. 13.How many hours are there from 06:00 to 15:00?
14. 14.What is 19:00 in 12-hour time? (a) 7:00 a.m. (b) 9:00 p.m. (c) 7:00 p.m.
15. 15.A film is 3 hours 10 minutes long. How many minutes is that?
16. 16.A train leaves at 16:00 and reaches at 17:15. How long is the journey (in minutes)?
17. 17.A film is 3 hours 30 minutes long. How many minutes is that?
18. 18.A match starts at 11:05 and lasts 3 hours 45 minutes. At what time does it end? (a) 15:50 (b) 13:50 (c) 14:50
19. 19.A film is 1 hour 55 minutes long. How many minutes is that?
20. 20.Write 2:20 a.m. in 24-hour time. (a) 04:20 (b) 02:20 (c) 14:20
21. 21.How many hours are there from 07:00 to 19:00?
22. 22.What is 09:25 in 12-hour time? (a) 11:25 a.m. (b) 9:25 p.m. (c) 9:25 a.m.
23. 23.What is 03:40 in 12-hour time? (a) 3:40 a.m. (b) 3:40 p.m. (c) 5:40 a.m.
24. 24.A match starts at 09:55 and lasts 4 hours 40 minutes. At what time does it end? (a) 13:35 (b) 14:35 (c) 15:35
25. 25.Write 1:20 a.m. in 24-hour time. (a) 13:20 (b) 03:20 (c) 01:20
26. 26.Write 5:00 p.m. in 24-hour time. (a) 05:00 (b) 19:00 (c) 17:00
27. 27.What is 09:10 in 12-hour time? (a) 9:10 a.m. (b) 9:10 p.m. (c) 11:10 a.m.
28. 28.Write 7:50 p.m. in 24-hour time. (a) 07:50 (b) 19:50 (c) 21:50
29. 29.A match starts at 07:20 and lasts 2 hours 20 minutes. At what time does it end? (a) 08:40 (b) 09:40 (c) 10:40
30. 30.Write 4:30 a.m. in 24-hour time. (a) 04:30 (b) 06:30 (c) 16:30
31. 31.A match starts at 08:35 and lasts 1 hour 55 minutes. At what time does it end? (a) 10:30 (b) 09:30 (c) 11:30
32. 32.A film is 3 hours 5 minutes long. How many minutes is that?
33. 33.What is 13:10 in 12-hour time? (a) 1:10 a.m. (b) 3:10 p.m. (c) 1:10 p.m.
34. 34.A train leaves at 16:30 and reaches at 18:30. How long is the journey (in minutes)?
35. 35.A train leaves at 11:30 and reaches at 13:25. How long is the journey (in minutes)?
36. 36.What is 05:50 in 12-hour time? (a) 5:50 a.m. (b) 5:50 p.m. (c) 7:50 a.m.
37. 37.What is 02:10 in 12-hour time? (a) 2:10 a.m. (b) 2:10 p.m. (c) 4:10 a.m.
38. 38.A train leaves at 15:20 and reaches at 18:05. How long is the journey (in minutes)?
39. 39.Write 4:10 p.m. in 24-hour time. (a) 04:10 (b) 18:10 (c) 16:10
40. 40.Write 10:00 a.m. in 24-hour time. (a) 22:00 (b) 10:00 (c) 12:00

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