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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 77 · 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 06:00 to 18:00?
  2. 2.A train leaves at 07:55 and reaches at 09:00. How long is the journey (in minutes)?
  3. 3.Write 9:15 a.m. in 24-hour time. (a) 09:15 (b) 11:15 (c) 21:15
  4. 4.What is 07:15 in 12-hour time? (a) 7:15 p.m. (b) 7:15 a.m. (c) 9:15 a.m.
  5. 5.A train leaves at 09:30 and reaches at 12:10. How long is the journey (in minutes)?
  6. 6.How many hours are there from 09:00 to 12:00?
  7. 7.A match starts at 09:00 and lasts 3 hours 40 minutes. At what time does it end? (a) 13:40 (b) 12:40 (c) 11:40
  8. 8.A train leaves at 09:10 and reaches at 11:30. How long is the journey (in minutes)?
  9. 9.What is 21:15 in 12-hour time? (a) 9:15 a.m. (b) 9:15 p.m. (c) 11:15 p.m.
  10. 10.What is 07:30 in 12-hour time? (a) 7:30 p.m. (b) 7:30 a.m. (c) 9:30 a.m.
  11. 11.What is 01:35 in 12-hour time? (a) 1:35 p.m. (b) 1:35 a.m. (c) 3:35 a.m.
  12. 12.A film is 1 hour 15 minutes long. How many minutes is that?
  13. 13.A film is 1 hour 5 minutes long. How many minutes is that?
  14. 14.What is 05:05 in 12-hour time? (a) 5:05 p.m. (b) 5:05 a.m. (c) 7:05 a.m.
  15. 15.A film is 2 hours 25 minutes long. How many minutes is that?
  16. 16.A train leaves at 10:20 and reaches at 11:10. How long is the journey (in minutes)?
  17. 17.A train leaves at 15:55 and reaches at 19:05. How long is the journey (in minutes)?
  18. 18.A film is 3 hours 45 minutes long. How many minutes is that?
  19. 19.A film is 3 hours 55 minutes long. How many minutes is that?
  20. 20.Write 1:25 a.m. in 24-hour time. (a) 01:25 (b) 13:25 (c) 03:25
  21. 21.Write 3:55 a.m. in 24-hour time. (a) 05:55 (b) 15:55 (c) 03:55
  22. 22.Write 2:35 p.m. in 24-hour time. (a) 02:35 (b) 16:35 (c) 14:35
  23. 23.How many hours are there from 10:00 to 17:00?
  24. 24.What is 21:00 in 12-hour time? (a) 9:00 p.m. (b) 11:00 p.m. (c) 9:00 a.m.
  25. 25.A match starts at 11:25 and lasts 2 hours. At what time does it end? (a) 14:25 (b) 12:25 (c) 13:25
  26. 26.A film is 3 hours 30 minutes long. How many minutes is that?
  27. 27.A train leaves at 16:40 and reaches at 18:05. How long is the journey (in minutes)?
  28. 28.Write 3:05 p.m. in 24-hour time. (a) 15:05 (b) 03:05 (c) 17:05
  29. 29.How many hours are there from 11:00 to 19:00?
  30. 30.How many hours are there from 09:00 to 14:00?
  31. 31.A match starts at 17:10 and lasts 1 hour. At what time does it end? (a) 19:10 (b) 17:10 (c) 18:10
  32. 32.What is 11:50 in 12-hour time? (a) 11:50 p.m. (b) 11:50 a.m. (c) 1:50 a.m.
  33. 33.A film is 3 hours 50 minutes long. How many minutes is that?
  34. 34.A match starts at 09:35 and lasts 2 hours 5 minutes. At what time does it end? (a) 11:40 (b) 10:40 (c) 12:40
  35. 35.What is 02:05 in 12-hour time? (a) 2:05 p.m. (b) 4:05 a.m. (c) 2:05 a.m.
  36. 36.A train leaves at 12:20 and reaches at 12:45. How long is the journey (in minutes)?
  37. 37.How many hours are there from 06:00 to 11:00?
  38. 38.Write 9:05 a.m. in 24-hour time. (a) 21:05 (b) 11:05 (c) 09:05
  39. 39.A train leaves at 09:25 and reaches at 10:25. How long is the journey (in minutes)?
  40. 40.A match starts at 06:00 and lasts 4 hours 45 minutes. At what time does it end? (a) 09:45 (b) 11:45 (c) 10:45

Answer key

  1. 12
  2. 65
  3. 09:15
  4. 7:15 a.m.
  5. 160
  6. 3
  7. 12:40
  8. 140
  9. 9:15 p.m.
  10. 7:30 a.m.
  11. 1:35 a.m.
  12. 75
  13. 65
  14. 5:05 a.m.
  15. 145
  16. 50
  17. 190
  18. 225
  19. 235
  20. 01:25
  21. 03:55
  22. 14:35
  23. 7
  24. 9:00 p.m.
  25. 13:25
  26. 210
  27. 85
  28. 15:05
  29. 8
  30. 5
  31. 18:10
  32. 11:50 a.m.
  33. 230
  34. 11:40
  35. 2:05 a.m.
  36. 25
  37. 5
  38. 09:05
  39. 60
  40. 10:45

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