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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 582 · 40 sums
TalentJR

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.

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

Answer key

  1. 6
  2. 19:30
  3. 285
  4. 15:10
  5. 11
  6. 4:40 p.m.
  7. 9
  8. 1:25 a.m.
  9. 290
  10. 80
  11. 15
  12. 23:00
  13. 8
  14. 11:50
  15. 02:35
  16. 8
  17. 12:05
  18. 5:30 p.m.
  19. 9:00 p.m.
  20. 17
  21. 13:50
  22. 19:50
  23. 22:10
  24. 225
  25. 2
  26. 6
  27. 1:10 a.m.
  28. 5:20 p.m.
  29. 8:45 p.m.
  30. 15
  31. 10
  32. 07:25
  33. 21:50
  34. 09:05
  35. 110
  36. 7:00 a.m.
  37. 8
  38. 2
  39. 11:00
  40. 270

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