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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 767 · 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.A train leaves at 10:50 and reaches at 11:40. How long is the journey (in minutes)?
  2. 2.A train leaves at 19:10 and reaches at 19:50. How long is the journey (in minutes)?
  3. 3.A film is 3 hours 45 minutes long. How many minutes is that?
  4. 4.Write 10:35 a.m. in 24-hour time. (a) 22:35 (b) 10:35 (c) 12:35
  5. 5.How many hours are there from 09:00 to 17:00?
  6. 6.A train leaves at 15:55 and reaches at 16:45. How long is the journey (in minutes)?
  7. 7.Write 8:50 a.m. in 24-hour time. (a) 08:50 (b) 10:50 (c) 20:50
  8. 8.A match starts at 17:25 and lasts 3 hours 25 minutes. At what time does it end? (a) 20:50 (b) 21:50 (c) 19:50
  9. 9.What is 15:30 in 12-hour time? (a) 3:30 a.m. (b) 5:30 p.m. (c) 3:30 p.m.
  10. 10.A train leaves at 10:05 and reaches at 13:25. How long is the journey (in minutes)?
  11. 11.How many hours are there from 05:00 to 22:00?
  12. 12.What is 09:15 in 12-hour time? (a) 9:15 a.m. (b) 11:15 a.m. (c) 9:15 p.m.
  13. 13.How many hours are there from 09:00 to 14:00?
  14. 14.How many hours are there from 10:00 to 20:00?
  15. 15.A train leaves at 11:10 and reaches at 13:55. How long is the journey (in minutes)?
  16. 16.Write 5:45 a.m. in 24-hour time. (a) 17:45 (b) 07:45 (c) 05:45
  17. 17.A film is 3 hours 35 minutes long. How many minutes is that?
  18. 18.Write 2:00 a.m. in 24-hour time. (a) 02:00 (b) 04:00 (c) 14:00
  19. 19.Write 6:35 a.m. in 24-hour time. (a) 06:35 (b) 18:35 (c) 08:35
  20. 20.Write 5:10 p.m. in 24-hour time. (a) 17:10 (b) 05:10 (c) 19:10
  21. 21.Write 11:40 p.m. in 24-hour time. (a) 11:40 (b) 01:40 (c) 23:40
  22. 22.A film is 1 hour 40 minutes long. How many minutes is that?
  23. 23.A train leaves at 16:50 and reaches at 17:20. How long is the journey (in minutes)?
  24. 24.A film is 2 hours 30 minutes long. How many minutes is that?
  25. 25.Write 11:45 a.m. in 24-hour time. (a) 11:45 (b) 23:45 (c) 13:45
  26. 26.Write 9:30 p.m. in 24-hour time. (a) 09:30 (b) 23:30 (c) 21:30
  27. 27.A film is 1 hour 45 minutes long. How many minutes is that?
  28. 28.What is 20:10 in 12-hour time? (a) 8:10 a.m. (b) 10:10 p.m. (c) 8:10 p.m.
  29. 29.A train leaves at 13:15 and reaches at 15:55. How long is the journey (in minutes)?
  30. 30.A film is 2 hours 10 minutes long. How many minutes is that?
  31. 31.How many hours are there from 06:00 to 08:00?
  32. 32.What is 04:20 in 12-hour time? (a) 4:20 a.m. (b) 6:20 a.m. (c) 4:20 p.m.
  33. 33.What is 14:30 in 12-hour time? (a) 2:30 p.m. (b) 4:30 p.m. (c) 2:30 a.m.
  34. 34.A film is 4 hours 55 minutes long. How many minutes is that?
  35. 35.Write 7:55 p.m. in 24-hour time. (a) 19:55 (b) 07:55 (c) 21:55
  36. 36.Write 3:45 p.m. in 24-hour time. (a) 17:45 (b) 03:45 (c) 15:45
  37. 37.How many hours are there from 10:00 to 18:00?
  38. 38.How many hours are there from 11:00 to 23:00?
  39. 39.A film is 1 hour 5 minutes long. How many minutes is that?
  40. 40.How many hours are there from 06:00 to 18:00?

Answer key

  1. 50
  2. 40
  3. 225
  4. 10:35
  5. 8
  6. 50
  7. 08:50
  8. 20:50
  9. 3:30 p.m.
  10. 200
  11. 17
  12. 9:15 a.m.
  13. 5
  14. 10
  15. 165
  16. 05:45
  17. 215
  18. 02:00
  19. 06:35
  20. 17:10
  21. 23:40
  22. 100
  23. 30
  24. 150
  25. 11:45
  26. 21:30
  27. 105
  28. 8:10 p.m.
  29. 160
  30. 130
  31. 2
  32. 4:20 a.m.
  33. 2:30 p.m.
  34. 295
  35. 19:55
  36. 15:45
  37. 8
  38. 12
  39. 65
  40. 12

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