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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 692 · 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 14:00?
  2. 2.What is 07:25 in 12-hour time? (a) 7:25 a.m. (b) 7:25 p.m. (c) 9:25 a.m.
  3. 3.What is 19:00 in 12-hour time? (a) 7:00 p.m. (b) 7:00 a.m. (c) 9:00 p.m.
  4. 4.A train leaves at 11:00 and reaches at 12:45. How long is the journey (in minutes)?
  5. 5.Write 11:00 a.m. in 24-hour time. (a) 13:00 (b) 23:00 (c) 11:00
  6. 6.What is 18:45 in 12-hour time? (a) 8:45 p.m. (b) 6:45 p.m. (c) 6:45 a.m.
  7. 7.A train leaves at 19:35 and reaches at 21:50. How long is the journey (in minutes)?
  8. 8.A train leaves at 19:10 and reaches at 19:45. How long is the journey (in minutes)?
  9. 9.Write 1:20 p.m. in 24-hour time. (a) 13:20 (b) 15:20 (c) 01:20
  10. 10.How many hours are there from 09:00 to 21:00?
  11. 11.Write 5:45 p.m. in 24-hour time. (a) 17:45 (b) 19:45 (c) 05:45
  12. 12.A match starts at 18:40 and lasts 1 hour. At what time does it end? (a) 18:40 (b) 20:40 (c) 19:40
  13. 13.How many hours are there from 12:00 to 22:00?
  14. 14.A train leaves at 18:15 and reaches at 20:55. How long is the journey (in minutes)?
  15. 15.A match starts at 06:10 and lasts 1 hour 55 minutes. At what time does it end? (a) 09:05 (b) 08:05 (c) 07:05
  16. 16.What is 05:00 in 12-hour time? (a) 5:00 p.m. (b) 5:00 a.m. (c) 7:00 a.m.
  17. 17.A match starts at 11:30 and lasts 1 hour 50 minutes. At what time does it end? (a) 12:20 (b) 14:20 (c) 13:20
  18. 18.How many hours are there from 10:00 to 18:00?
  19. 19.What is 18:15 in 12-hour time? (a) 6:15 a.m. (b) 8:15 p.m. (c) 6:15 p.m.
  20. 20.A train leaves at 14:40 and reaches at 15:25. How long is the journey (in minutes)?
  21. 21.A film is 4 hours 10 minutes long. How many minutes is that?
  22. 22.A film is 3 hours 40 minutes long. How many minutes is that?
  23. 23.Write 8:10 a.m. in 24-hour time. (a) 10:10 (b) 20:10 (c) 08:10
  24. 24.What is 23:35 in 12-hour time? (a) 11:35 p.m. (b) 11:35 a.m. (c) 1:35 p.m.
  25. 25.A film is 1 hour 5 minutes long. How many minutes is that?
  26. 26.What is 11:55 in 12-hour time? (a) 11:55 p.m. (b) 11:55 a.m. (c) 1:55 a.m.
  27. 27.How many hours are there from 07:00 to 17:00?
  28. 28.How many hours are there from 06:00 to 20:00?
  29. 29.What is 22:20 in 12-hour time? (a) 12:20 p.m. (b) 10:20 a.m. (c) 10:20 p.m.
  30. 30.What is 15:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 p.m.
  31. 31.Write 8:25 a.m. in 24-hour time. (a) 08:25 (b) 20:25 (c) 10:25
  32. 32.What is 08:10 in 12-hour time? (a) 10:10 a.m. (b) 8:10 a.m. (c) 8:10 p.m.
  33. 33.A train leaves at 10:20 and reaches at 11:00. How long is the journey (in minutes)?
  34. 34.Write 10:15 a.m. in 24-hour time. (a) 22:15 (b) 12:15 (c) 10:15
  35. 35.How many hours are there from 06:00 to 22:00?
  36. 36.What is 17:40 in 12-hour time? (a) 5:40 a.m. (b) 5:40 p.m. (c) 7:40 p.m.
  37. 37.A film is 2 hours 30 minutes long. How many minutes is that?
  38. 38.Write 1:30 a.m. in 24-hour time. (a) 03:30 (b) 13:30 (c) 01:30
  39. 39.What is 03:40 in 12-hour time? (a) 3:40 a.m. (b) 3:40 p.m. (c) 5:40 a.m.
  40. 40.A match starts at 06:05 and lasts 4 hours 5 minutes. At what time does it end? (a) 09:10 (b) 11:10 (c) 10:10

Answer key

  1. 5
  2. 7:25 a.m.
  3. 7:00 p.m.
  4. 105
  5. 11:00
  6. 6:45 p.m.
  7. 135
  8. 35
  9. 13:20
  10. 12
  11. 17:45
  12. 19:40
  13. 10
  14. 160
  15. 08:05
  16. 5:00 a.m.
  17. 13:20
  18. 8
  19. 6:15 p.m.
  20. 45
  21. 250
  22. 220
  23. 08:10
  24. 11:35 p.m.
  25. 65
  26. 11:55 a.m.
  27. 10
  28. 14
  29. 10:20 p.m.
  30. 3:35 p.m.
  31. 08:25
  32. 8:10 a.m.
  33. 40
  34. 10:15
  35. 16
  36. 5:40 p.m.
  37. 150
  38. 01:30
  39. 3:40 a.m.
  40. 10:10

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