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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 126 · 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 08:30 and reaches at 11:00. How long is the journey (in minutes)?
  2. 2.What is 22:35 in 12-hour time? (a) 12:35 p.m. (b) 10:35 a.m. (c) 10:35 p.m.
  3. 3.Write 5:05 p.m. in 24-hour time. (a) 19:05 (b) 05:05 (c) 17:05
  4. 4.What is 19:25 in 12-hour time? (a) 7:25 a.m. (b) 9:25 p.m. (c) 7:25 p.m.
  5. 5.How many hours are there from 05:00 to 13:00?
  6. 6.How many hours are there from 06:00 to 12:00?
  7. 7.A match starts at 12:40 and lasts 1 hour 45 minutes. At what time does it end? (a) 15:25 (b) 14:25 (c) 13:25
  8. 8.A train leaves at 19:40 and reaches at 21:55. How long is the journey (in minutes)?
  9. 9.A film is 1 hour 15 minutes long. How many minutes is that?
  10. 10.A train leaves at 08:20 and reaches at 09:35. How long is the journey (in minutes)?
  11. 11.How many hours are there from 05:00 to 12:00?
  12. 12.How many hours are there from 08:00 to 23:00?
  13. 13.What is 05:25 in 12-hour time? (a) 5:25 a.m. (b) 7:25 a.m. (c) 5:25 p.m.
  14. 14.What is 15:05 in 12-hour time? (a) 5:05 p.m. (b) 3:05 a.m. (c) 3:05 p.m.
  15. 15.A film is 1 hour 30 minutes long. How many minutes is that?
  16. 16.A match starts at 12:15 and lasts 3 hours 25 minutes. At what time does it end? (a) 16:40 (b) 15:40 (c) 14:40
  17. 17.A film is 3 hours 30 minutes long. How many minutes is that?
  18. 18.A match starts at 16:10 and lasts 2 hours. At what time does it end? (a) 19:10 (b) 17:10 (c) 18:10
  19. 19.How many hours are there from 05:00 to 14:00?
  20. 20.Write 1:00 a.m. in 24-hour time. (a) 13:00 (b) 03:00 (c) 01:00
  21. 21.How many hours are there from 07:00 to 10:00?
  22. 22.A film is 3 hours 35 minutes long. How many minutes is that?
  23. 23.A train leaves at 13:00 and reaches at 15:50. How long is the journey (in minutes)?
  24. 24.How many hours are there from 08:00 to 13:00?
  25. 25.A match starts at 14:20 and lasts 3 hours 20 minutes. At what time does it end? (a) 18:40 (b) 17:40 (c) 16:40
  26. 26.Write 2:15 a.m. in 24-hour time. (a) 02:15 (b) 04:15 (c) 14:15
  27. 27.How many hours are there from 06:00 to 10:00?
  28. 28.A match starts at 13:30 and lasts 1 hour 15 minutes. At what time does it end? (a) 13:45 (b) 14:45 (c) 15:45
  29. 29.How many hours are there from 05:00 to 19:00?
  30. 30.Write 11:45 a.m. in 24-hour time. (a) 13:45 (b) 11:45 (c) 23:45
  31. 31.Write 2:05 p.m. in 24-hour time. (a) 14:05 (b) 02:05 (c) 16:05
  32. 32.A film is 1 hour 25 minutes long. How many minutes is that?
  33. 33.What is 02:20 in 12-hour time? (a) 4:20 a.m. (b) 2:20 a.m. (c) 2:20 p.m.
  34. 34.A film is 1 hour 35 minutes long. How many minutes is that?
  35. 35.How many hours are there from 11:00 to 22:00?
  36. 36.A match starts at 12:55 and lasts 4 hours 20 minutes. At what time does it end? (a) 16:15 (b) 18:15 (c) 17:15
  37. 37.Write 1:45 p.m. in 24-hour time. (a) 01:45 (b) 15:45 (c) 13:45
  38. 38.How many hours are there from 10:00 to 19:00?
  39. 39.A train leaves at 14:05 and reaches at 15:20. How long is the journey (in minutes)?
  40. 40.How many hours are there from 09:00 to 11:00?

Answer key

  1. 150
  2. 10:35 p.m.
  3. 17:05
  4. 7:25 p.m.
  5. 8
  6. 6
  7. 14:25
  8. 135
  9. 75
  10. 75
  11. 7
  12. 15
  13. 5:25 a.m.
  14. 3:05 p.m.
  15. 90
  16. 15:40
  17. 210
  18. 18:10
  19. 9
  20. 01:00
  21. 3
  22. 215
  23. 170
  24. 5
  25. 17:40
  26. 02:15
  27. 4
  28. 14:45
  29. 14
  30. 11:45
  31. 14:05
  32. 85
  33. 2:20 a.m.
  34. 95
  35. 11
  36. 17:15
  37. 13:45
  38. 9
  39. 75
  40. 2

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