Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 70 · 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 15:15 and lasts 1 hour 45 minutes. At what time does it end? (a) 16:00 (b) 17:00 (c) 18:00
2. 2.A film is 4 hours 15 minutes long. How many minutes is that?
3. 3.What is 04:55 in 12-hour time? (a) 4:55 p.m. (b) 4:55 a.m. (c) 6:55 a.m.
4. 4.What is 07:35 in 12-hour time? (a) 7:35 p.m. (b) 9:35 a.m. (c) 7:35 a.m.
5. 5.How many hours are there from 10:00 to 14:00?
6. 6.Write 5:00 a.m. in 24-hour time. (a) 07:00 (b) 17:00 (c) 05:00
7. 7.A match starts at 14:00 and lasts 2 hours 50 minutes. At what time does it end? (a) 16:50 (b) 17:50 (c) 15:50
8. 8.Write 8:20 a.m. in 24-hour time. (a) 08:20 (b) 20:20 (c) 10:20
9. 9.Write 4:50 p.m. in 24-hour time. (a) 18:50 (b) 04:50 (c) 16:50
10. 10.A match starts at 08:10 and lasts 4 hours 50 minutes. At what time does it end? (a) 12:00 (b) 14:00 (c) 13:00
11. 11.How many hours are there from 06:00 to 17:00?
12. 12.Write 6:10 a.m. in 24-hour time. (a) 18:10 (b) 08:10 (c) 06:10
13. 13.A train leaves at 09:55 and reaches at 10:20. How long is the journey (in minutes)?
14. 14.Write 5:45 p.m. in 24-hour time. (a) 19:45 (b) 05:45 (c) 17:45
15. 15.Write 7:30 p.m. in 24-hour time. (a) 07:30 (b) 21:30 (c) 19:30
16. 16.How many hours are there from 08:00 to 22:00?
17. 17.Write 7:20 a.m. in 24-hour time. (a) 07:20 (b) 09:20 (c) 19:20
18. 18.How many hours are there from 11:00 to 18:00?
19. 19.What is 05:10 in 12-hour time? (a) 7:10 a.m. (b) 5:10 a.m. (c) 5:10 p.m.
20. 20.A match starts at 18:50 and lasts 3 hours 45 minutes. At what time does it end? (a) 23:35 (b) 21:35 (c) 22:35
21. 21.A train leaves at 18:50 and reaches at 20:35. How long is the journey (in minutes)?
22. 22.What is 18:15 in 12-hour time? (a) 6:15 a.m. (b) 6:15 p.m. (c) 8:15 p.m.
23. 23.A train leaves at 13:05 and reaches at 14:30. How long is the journey (in minutes)?
24. 24.How many hours are there from 10:00 to 22:00?
25. 25.Write 2:05 a.m. in 24-hour time. (a) 04:05 (b) 02:05 (c) 14:05
26. 26.A match starts at 09:30 and lasts 1 hour 30 minutes. At what time does it end? (a) 10:00 (b) 12:00 (c) 11:00
27. 27.A train leaves at 07:25 and reaches at 09:40. How long is the journey (in minutes)?
28. 28.A film is 3 hours 50 minutes long. How many minutes is that?
29. 29.A match starts at 18:20 and lasts 1 hour 10 minutes. At what time does it end? (a) 20:30 (b) 19:30 (c) 18:30
30. 30.A train leaves at 06:50 and reaches at 08:35. How long is the journey (in minutes)?
31. 31.What is 22:05 in 12-hour time? (a) 10:05 p.m. (b) 10:05 a.m. (c) 12:05 p.m.
32. 32.What is 04:25 in 12-hour time? (a) 4:25 p.m. (b) 4:25 a.m. (c) 6:25 a.m.
33. 33.A train leaves at 14:05 and reaches at 17:00. How long is the journey (in minutes)?
34. 34.Write 8:05 a.m. in 24-hour time. (a) 10:05 (b) 20:05 (c) 08:05
35. 35.How many hours are there from 07:00 to 09:00?
36. 36.A film is 1 hour 40 minutes long. How many minutes is that?
37. 37.A match starts at 14:25 and lasts 4 hours 55 minutes. At what time does it end? (a) 19:20 (b) 20:20 (c) 18:20
38. 38.How many hours are there from 09:00 to 19:00?
39. 39.What is 17:25 in 12-hour time? (a) 5:25 a.m. (b) 5:25 p.m. (c) 7:25 p.m.
40. 40.A train leaves at 13:35 and reaches at 16:15. How long is the journey (in minutes)?

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