Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 565 · 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 07:00 and lasts 4 hours 55 minutes. At what time does it end? (a) 11:55 (b) 10:55 (c) 12:55
2. 2.A match starts at 07:15 and lasts 4 hours 15 minutes. At what time does it end? (a) 10:30 (b) 11:30 (c) 12:30
3. 3.A film is 4 hours 5 minutes long. How many minutes is that?
4. 4.How many hours are there from 10:00 to 19:00?
5. 5.A train leaves at 15:15 and reaches at 17:10. How long is the journey (in minutes)?
6. 6.A match starts at 07:45 and lasts 2 hours 20 minutes. At what time does it end? (a) 09:05 (b) 10:05 (c) 11:05
7. 7.A train leaves at 10:20 and reaches at 13:10. How long is the journey (in minutes)?
8. 8.What is 16:55 in 12-hour time? (a) 4:55 p.m. (b) 6:55 p.m. (c) 4:55 a.m.
9. 9.Write 7:05 a.m. in 24-hour time. (a) 19:05 (b) 09:05 (c) 07:05
10. 10.Write 1:45 a.m. in 24-hour time. (a) 01:45 (b) 13:45 (c) 03:45
11. 11.A train leaves at 08:10 and reaches at 10:25. How long is the journey (in minutes)?
12. 12.Write 2:05 a.m. in 24-hour time. (a) 14:05 (b) 02:05 (c) 04:05
13. 13.What is 10:20 in 12-hour time? (a) 10:20 a.m. (b) 12:20 a.m. (c) 10:20 p.m.
14. 14.How many hours are there from 05:00 to 16:00?
15. 15.How many hours are there from 06:00 to 16:00?
16. 16.How many hours are there from 12:00 to 22:00?
17. 17.What is 20:15 in 12-hour time? (a) 10:15 p.m. (b) 8:15 p.m. (c) 8:15 a.m.
18. 18.A film is 4 hours 25 minutes long. How many minutes is that?
19. 19.A train leaves at 07:40 and reaches at 11:00. How long is the journey (in minutes)?
20. 20.A train leaves at 07:45 and reaches at 09:50. How long is the journey (in minutes)?
21. 21.A match starts at 18:20 and lasts 1 hour 55 minutes. At what time does it end? (a) 21:15 (b) 20:15 (c) 19:15
22. 22.A train leaves at 09:25 and reaches at 11:10. How long is the journey (in minutes)?
23. 23.What is 23:50 in 12-hour time? (a) 11:50 p.m. (b) 1:50 p.m. (c) 11:50 a.m.
24. 24.A film is 1 hour 10 minutes long. How many minutes is that?
25. 25.What is 22:45 in 12-hour time? (a) 12:45 p.m. (b) 10:45 p.m. (c) 10:45 a.m.
26. 26.A match starts at 09:50 and lasts 1 hour 40 minutes. At what time does it end? (a) 11:30 (b) 12:30 (c) 10:30
27. 27.What is 11:25 in 12-hour time? (a) 11:25 p.m. (b) 11:25 a.m. (c) 1:25 a.m.
28. 28.How many hours are there from 09:00 to 14:00?
29. 29.Write 6:40 a.m. in 24-hour time. (a) 06:40 (b) 08:40 (c) 18:40
30. 30.A film is 4 hours 40 minutes long. How many minutes is that?
31. 31.Write 1:00 a.m. in 24-hour time. (a) 13:00 (b) 01:00 (c) 03:00
32. 32.Write 9:35 a.m. in 24-hour time. (a) 11:35 (b) 09:35 (c) 21:35
33. 33.A match starts at 11:20 and lasts 4 hours 55 minutes. At what time does it end? (a) 17:15 (b) 15:15 (c) 16:15
34. 34.Write 3:35 p.m. in 24-hour time. (a) 15:35 (b) 03:35 (c) 17:35
35. 35.How many hours are there from 09:00 to 16:00?
36. 36.How many hours are there from 06:00 to 19:00?
37. 37.How many hours are there from 07:00 to 15:00?
38. 38.How many hours are there from 09:00 to 15:00?
39. 39.What is 06:10 in 12-hour time? (a) 8:10 a.m. (b) 6:10 p.m. (c) 6:10 a.m.
40. 40.A match starts at 09:00 and lasts 1 hour 15 minutes. At what time does it end? (a) 09:15 (b) 10:15 (c) 11:15

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