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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 363 · 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.Write 2:45 p.m. in 24-hour time. (a) 02:45 (b) 14:45 (c) 16:45
  2. 2.A film is 2 hours 5 minutes long. How many minutes is that?
  3. 3.Write 11:05 p.m. in 24-hour time. (a) 11:05 (b) 23:05 (c) 01:05
  4. 4.A train leaves at 19:05 and reaches at 19:45. How long is the journey (in minutes)?
  5. 5.A train leaves at 08:45 and reaches at 09:50. How long is the journey (in minutes)?
  6. 6.A train leaves at 11:20 and reaches at 13:10. How long is the journey (in minutes)?
  7. 7.How many hours are there from 07:00 to 09:00?
  8. 8.A train leaves at 07:30 and reaches at 08:15. How long is the journey (in minutes)?
  9. 9.What is 06:55 in 12-hour time? (a) 6:55 p.m. (b) 8:55 a.m. (c) 6:55 a.m.
  10. 10.A train leaves at 11:10 and reaches at 13:00. How long is the journey (in minutes)?
  11. 11.A film is 4 hours 55 minutes long. How many minutes is that?
  12. 12.What is 14:10 in 12-hour time? (a) 2:10 a.m. (b) 2:10 p.m. (c) 4:10 p.m.
  13. 13.Write 10:00 a.m. in 24-hour time. (a) 10:00 (b) 22:00 (c) 12:00
  14. 14.Write 5:35 a.m. in 24-hour time. (a) 05:35 (b) 17:35 (c) 07:35
  15. 15.Write 5:00 p.m. in 24-hour time. (a) 17:00 (b) 19:00 (c) 05:00
  16. 16.Write 1:40 p.m. in 24-hour time. (a) 01:40 (b) 15:40 (c) 13:40
  17. 17.How many hours are there from 08:00 to 12:00?
  18. 18.What is 06:10 in 12-hour time? (a) 6:10 a.m. (b) 8:10 a.m. (c) 6:10 p.m.
  19. 19.A train leaves at 15:05 and reaches at 15:50. How long is the journey (in minutes)?
  20. 20.How many hours are there from 06:00 to 20:00?
  21. 21.What is 03:05 in 12-hour time? (a) 3:05 p.m. (b) 5:05 a.m. (c) 3:05 a.m.
  22. 22.A train leaves at 14:05 and reaches at 14:30. How long is the journey (in minutes)?
  23. 23.A film is 4 hours 30 minutes long. How many minutes is that?
  24. 24.How many hours are there from 08:00 to 20:00?
  25. 25.What is 05:40 in 12-hour time? (a) 5:40 p.m. (b) 7:40 a.m. (c) 5:40 a.m.
  26. 26.A match starts at 15:45 and lasts 2 hours 50 minutes. At what time does it end? (a) 18:35 (b) 19:35 (c) 17:35
  27. 27.A film is 3 hours 15 minutes long. How many minutes is that?
  28. 28.What is 13:05 in 12-hour time? (a) 1:05 p.m. (b) 3:05 p.m. (c) 1:05 a.m.
  29. 29.A train leaves at 13:20 and reaches at 16:20. How long is the journey (in minutes)?
  30. 30.Write 8:10 a.m. in 24-hour time. (a) 10:10 (b) 20:10 (c) 08:10
  31. 31.A train leaves at 13:15 and reaches at 13:45. How long is the journey (in minutes)?
  32. 32.What is 08:00 in 12-hour time? (a) 8:00 p.m. (b) 8:00 a.m. (c) 10:00 a.m.
  33. 33.Write 11:45 p.m. in 24-hour time. (a) 01:45 (b) 11:45 (c) 23:45
  34. 34.What is 02:10 in 12-hour time? (a) 4:10 a.m. (b) 2:10 p.m. (c) 2:10 a.m.
  35. 35.A film is 4 hours 40 minutes long. How many minutes is that?
  36. 36.Write 1:25 a.m. in 24-hour time. (a) 01:25 (b) 13:25 (c) 03:25
  37. 37.A film is 2 hours 10 minutes long. How many minutes is that?
  38. 38.Write 6:30 a.m. in 24-hour time. (a) 06:30 (b) 08:30 (c) 18:30
  39. 39.What is 20:50 in 12-hour time? (a) 8:50 a.m. (b) 10:50 p.m. (c) 8:50 p.m.
  40. 40.A train leaves at 17:05 and reaches at 17:30. How long is the journey (in minutes)?

Answer key

  1. 14:45
  2. 125
  3. 23:05
  4. 40
  5. 65
  6. 110
  7. 2
  8. 45
  9. 6:55 a.m.
  10. 110
  11. 295
  12. 2:10 p.m.
  13. 10:00
  14. 05:35
  15. 17:00
  16. 13:40
  17. 4
  18. 6:10 a.m.
  19. 45
  20. 14
  21. 3:05 a.m.
  22. 25
  23. 270
  24. 12
  25. 5:40 a.m.
  26. 18:35
  27. 195
  28. 1:05 p.m.
  29. 180
  30. 08:10
  31. 30
  32. 8:00 a.m.
  33. 23:45
  34. 2:10 a.m.
  35. 280
  36. 01:25
  37. 130
  38. 06:30
  39. 8:50 p.m.
  40. 25

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