Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 165 · 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 15 minutes. At what time does it end? (a) 11:00 (b) 12:00 (c) 10:00
2. 2.A match starts at 08:00 and lasts 2 hours 45 minutes. At what time does it end? (a) 10:45 (b) 11:45 (c) 09:45
3. 3.How many hours are there from 06:00 to 15:00?
4. 4.A train leaves at 16:30 and reaches at 17:45. How long is the journey (in minutes)?
5. 5.A train leaves at 19:30 and reaches at 20:25. How long is the journey (in minutes)?
6. 6.A train leaves at 13:10 and reaches at 13:50. How long is the journey (in minutes)?
7. 7.How many hours are there from 08:00 to 14:00?
8. 8.A match starts at 17:00 and lasts 3 hours. At what time does it end? (a) 19:00 (b) 21:00 (c) 20:00
9. 9.How many hours are there from 11:00 to 21:00?
10. 10.What is 01:00 in 12-hour time? (a) 3:00 a.m. (b) 1:00 a.m. (c) 1:00 p.m.
11. 11.Write 4:00 a.m. in 24-hour time. (a) 16:00 (b) 06:00 (c) 04:00
12. 12.What is 09:15 in 12-hour time? (a) 9:15 a.m. (b) 9:15 p.m. (c) 11:15 a.m.
13. 13.Write 11:10 p.m. in 24-hour time. (a) 11:10 (b) 23:10 (c) 01:10
14. 14.A match starts at 09:30 and lasts 1 hour 35 minutes. At what time does it end? (a) 12:05 (b) 10:05 (c) 11:05
15. 15.A match starts at 11:35 and lasts 4 hours 5 minutes. At what time does it end? (a) 15:40 (b) 14:40 (c) 16:40
16. 16.A match starts at 15:05 and lasts 1 hour 20 minutes. At what time does it end? (a) 16:25 (b) 17:25 (c) 15:25
17. 17.A train leaves at 19:05 and reaches at 20:30. How long is the journey (in minutes)?
18. 18.A film is 4 hours 30 minutes long. How many minutes is that?
19. 19.A train leaves at 14:25 and reaches at 15:00. How long is the journey (in minutes)?
20. 20.Write 11:55 p.m. in 24-hour time. (a) 23:55 (b) 11:55 (c) 01:55
21. 21.A train leaves at 12:40 and reaches at 15:00. How long is the journey (in minutes)?
22. 22.What is 11:50 in 12-hour time? (a) 11:50 a.m. (b) 1:50 a.m. (c) 11:50 p.m.
23. 23.A film is 3 hours 15 minutes long. How many minutes is that?
24. 24.A film is 1 hour 50 minutes long. How many minutes is that?
25. 25.A match starts at 10:55 and lasts 1 hour 20 minutes. At what time does it end? (a) 11:15 (b) 13:15 (c) 12:15
26. 26.What is 14:25 in 12-hour time? (a) 2:25 a.m. (b) 4:25 p.m. (c) 2:25 p.m.
27. 27.A match starts at 06:50 and lasts 1 hour 25 minutes. At what time does it end? (a) 07:15 (b) 08:15 (c) 09:15
28. 28.A film is 4 hours 35 minutes long. How many minutes is that?
29. 29.How many hours are there from 06:00 to 20:00?
30. 30.How many hours are there from 11:00 to 20:00?
31. 31.What is 01:10 in 12-hour time? (a) 1:10 a.m. (b) 1:10 p.m. (c) 3:10 a.m.
32. 32.A film is 4 hours 45 minutes long. How many minutes is that?
33. 33.A match starts at 06:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 08:10 (b) 06:10 (c) 07:10
34. 34.What is 10:20 in 12-hour time? (a) 10:20 a.m. (b) 10:20 p.m. (c) 12:20 a.m.
35. 35.A train leaves at 06:50 and reaches at 09:10. How long is the journey (in minutes)?
36. 36.A match starts at 09:05 and lasts 4 hours. At what time does it end? (a) 14:05 (b) 13:05 (c) 12:05
37. 37.What is 11:20 in 12-hour time? (a) 11:20 p.m. (b) 11:20 a.m. (c) 1:20 a.m.
38. 38.What is 14:45 in 12-hour time? (a) 2:45 p.m. (b) 4:45 p.m. (c) 2:45 a.m.
39. 39.A match starts at 12:10 and lasts 2 hours 30 minutes. At what time does it end? (a) 14:40 (b) 13:40 (c) 15:40
40. 40.A film is 2 hours 20 minutes long. How many minutes is that?

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