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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 479 · 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 11:00?
  2. 2.What is 19:35 in 12-hour time? (a) 7:35 a.m. (b) 9:35 p.m. (c) 7:35 p.m.
  3. 3.A film is 2 hours 40 minutes long. How many minutes is that?
  4. 4.A train leaves at 10:30 and reaches at 11:15. How long is the journey (in minutes)?
  5. 5.A film is 1 hour 25 minutes long. How many minutes is that?
  6. 6.What is 11:15 in 12-hour time? (a) 1:15 a.m. (b) 11:15 a.m. (c) 11:15 p.m.
  7. 7.A film is 1 hour 45 minutes long. How many minutes is that?
  8. 8.What is 19:15 in 12-hour time? (a) 7:15 p.m. (b) 7:15 a.m. (c) 9:15 p.m.
  9. 9.How many hours are there from 09:00 to 20:00?
  10. 10.A train leaves at 06:20 and reaches at 07:05. How long is the journey (in minutes)?
  11. 11.How many hours are there from 05:00 to 09:00?
  12. 12.Write 5:40 a.m. in 24-hour time. (a) 17:40 (b) 05:40 (c) 07:40
  13. 13.A match starts at 07:05 and lasts 3 hours 35 minutes. At what time does it end? (a) 10:40 (b) 09:40 (c) 11:40
  14. 14.How many hours are there from 07:00 to 09:00?
  15. 15.A match starts at 07:40 and lasts 2 hours 25 minutes. At what time does it end? (a) 09:05 (b) 11:05 (c) 10:05
  16. 16.What is 23:15 in 12-hour time? (a) 11:15 p.m. (b) 11:15 a.m. (c) 1:15 p.m.
  17. 17.What is 20:30 in 12-hour time? (a) 8:30 a.m. (b) 10:30 p.m. (c) 8:30 p.m.
  18. 18.A match starts at 18:15 and lasts 1 hour. At what time does it end? (a) 19:15 (b) 20:15 (c) 18:15
  19. 19.Write 9:10 a.m. in 24-hour time. (a) 11:10 (b) 21:10 (c) 09:10
  20. 20.A film is 4 hours 55 minutes long. How many minutes is that?
  21. 21.Write 11:50 a.m. in 24-hour time. (a) 13:50 (b) 23:50 (c) 11:50
  22. 22.How many hours are there from 06:00 to 15:00?
  23. 23.A train leaves at 15:05 and reaches at 16:05. How long is the journey (in minutes)?
  24. 24.A train leaves at 14:10 and reaches at 17:15. How long is the journey (in minutes)?
  25. 25.What is 15:00 in 12-hour time? (a) 5:00 p.m. (b) 3:00 p.m. (c) 3:00 a.m.
  26. 26.Write 5:10 p.m. in 24-hour time. (a) 19:10 (b) 05:10 (c) 17:10
  27. 27.Write 11:40 p.m. in 24-hour time. (a) 23:40 (b) 11:40 (c) 01:40
  28. 28.A train leaves at 09:25 and reaches at 10:05. How long is the journey (in minutes)?
  29. 29.A match starts at 10:20 and lasts 3 hours 10 minutes. At what time does it end? (a) 14:30 (b) 13:30 (c) 12:30
  30. 30.How many hours are there from 05:00 to 22:00?
  31. 31.What is 11:05 in 12-hour time? (a) 11:05 p.m. (b) 1:05 a.m. (c) 11:05 a.m.
  32. 32.How many hours are there from 11:00 to 19:00?
  33. 33.A film is 4 hours 25 minutes long. How many minutes is that?
  34. 34.A train leaves at 17:00 and reaches at 19:35. How long is the journey (in minutes)?
  35. 35.A train leaves at 12:45 and reaches at 13:15. How long is the journey (in minutes)?
  36. 36.A match starts at 11:50 and lasts 1 hour 10 minutes. At what time does it end? (a) 13:00 (b) 14:00 (c) 12:00
  37. 37.A film is 1 hour 30 minutes long. How many minutes is that?
  38. 38.Write 5:15 a.m. in 24-hour time. (a) 17:15 (b) 07:15 (c) 05:15
  39. 39.What is 02:05 in 12-hour time? (a) 2:05 p.m. (b) 4:05 a.m. (c) 2:05 a.m.
  40. 40.What is 07:10 in 12-hour time? (a) 9:10 a.m. (b) 7:10 a.m. (c) 7:10 p.m.

Answer key

  1. 2
  2. 7:35 p.m.
  3. 160
  4. 45
  5. 85
  6. 11:15 a.m.
  7. 105
  8. 7:15 p.m.
  9. 11
  10. 45
  11. 4
  12. 05:40
  13. 10:40
  14. 2
  15. 10:05
  16. 11:15 p.m.
  17. 8:30 p.m.
  18. 19:15
  19. 09:10
  20. 295
  21. 11:50
  22. 9
  23. 60
  24. 185
  25. 3:00 p.m.
  26. 17:10
  27. 23:40
  28. 40
  29. 13:30
  30. 17
  31. 11:05 a.m.
  32. 8
  33. 265
  34. 155
  35. 30
  36. 13:00
  37. 90
  38. 05:15
  39. 2:05 a.m.
  40. 7:10 a.m.

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