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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 659 · 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.What is 08:20 in 12-hour time? (a) 8:20 p.m. (b) 10:20 a.m. (c) 8:20 a.m.
  2. 2.A match starts at 07:50 and lasts 3 hours 10 minutes. At what time does it end? (a) 10:00 (b) 12:00 (c) 11:00
  3. 3.A film is 3 hours 35 minutes long. How many minutes is that?
  4. 4.How many hours are there from 08:00 to 12:00?
  5. 5.How many hours are there from 07:00 to 14:00?
  6. 6.A match starts at 07:20 and lasts 1 hour 10 minutes. At what time does it end? (a) 09:30 (b) 08:30 (c) 07:30
  7. 7.A film is 2 hours 45 minutes long. How many minutes is that?
  8. 8.What is 20:05 in 12-hour time? (a) 8:05 a.m. (b) 8:05 p.m. (c) 10:05 p.m.
  9. 9.A train leaves at 17:00 and reaches at 17:25. How long is the journey (in minutes)?
  10. 10.A film is 2 hours 40 minutes long. How many minutes is that?
  11. 11.A film is 3 hours 10 minutes long. How many minutes is that?
  12. 12.Write 8:00 a.m. in 24-hour time. (a) 20:00 (b) 10:00 (c) 08:00
  13. 13.A film is 4 hours 35 minutes long. How many minutes is that?
  14. 14.A film is 3 hours 5 minutes long. How many minutes is that?
  15. 15.How many hours are there from 07:00 to 09:00?
  16. 16.What is 18:45 in 12-hour time? (a) 6:45 a.m. (b) 8:45 p.m. (c) 6:45 p.m.
  17. 17.A film is 4 hours 10 minutes long. How many minutes is that?
  18. 18.Write 9:30 a.m. in 24-hour time. (a) 09:30 (b) 11:30 (c) 21:30
  19. 19.A train leaves at 09:25 and reaches at 12:15. How long is the journey (in minutes)?
  20. 20.A train leaves at 06:15 and reaches at 07:00. How long is the journey (in minutes)?
  21. 21.Write 7:20 p.m. in 24-hour time. (a) 21:20 (b) 19:20 (c) 07:20
  22. 22.How many hours are there from 06:00 to 15:00?
  23. 23.A train leaves at 10:00 and reaches at 10:35. How long is the journey (in minutes)?
  24. 24.A train leaves at 10:50 and reaches at 11:40. How long is the journey (in minutes)?
  25. 25.Write 1:20 a.m. in 24-hour time. (a) 01:20 (b) 03:20 (c) 13:20
  26. 26.A film is 3 hours 40 minutes long. How many minutes is that?
  27. 27.How many hours are there from 12:00 to 21:00?
  28. 28.Write 8:45 p.m. in 24-hour time. (a) 20:45 (b) 08:45 (c) 22:45
  29. 29.How many hours are there from 08:00 to 15:00?
  30. 30.A train leaves at 18:05 and reaches at 18:30. How long is the journey (in minutes)?
  31. 31.What is 02:35 in 12-hour time? (a) 2:35 p.m. (b) 4:35 a.m. (c) 2:35 a.m.
  32. 32.How many hours are there from 05:00 to 10:00?
  33. 33.How many hours are there from 09:00 to 22:00?
  34. 34.A train leaves at 06:50 and reaches at 08:55. How long is the journey (in minutes)?
  35. 35.How many hours are there from 08:00 to 20:00?
  36. 36.Write 10:00 p.m. in 24-hour time. (a) 00:00 (b) 22:00 (c) 10:00
  37. 37.What is 21:55 in 12-hour time? (a) 9:55 p.m. (b) 9:55 a.m. (c) 11:55 p.m.
  38. 38.A match starts at 08:40 and lasts 3 hours 50 minutes. At what time does it end? (a) 13:30 (b) 11:30 (c) 12:30
  39. 39.Write 11:40 p.m. in 24-hour time. (a) 23:40 (b) 01:40 (c) 11:40
  40. 40.What is 04:55 in 12-hour time? (a) 6:55 a.m. (b) 4:55 a.m. (c) 4:55 p.m.

Answer key

  1. 8:20 a.m.
  2. 11:00
  3. 215
  4. 4
  5. 7
  6. 08:30
  7. 165
  8. 8:05 p.m.
  9. 25
  10. 160
  11. 190
  12. 08:00
  13. 275
  14. 185
  15. 2
  16. 6:45 p.m.
  17. 250
  18. 09:30
  19. 170
  20. 45
  21. 19:20
  22. 9
  23. 35
  24. 50
  25. 01:20
  26. 220
  27. 9
  28. 20:45
  29. 7
  30. 25
  31. 2:35 a.m.
  32. 5
  33. 13
  34. 125
  35. 12
  36. 22:00
  37. 9:55 p.m.
  38. 12:30
  39. 23:40
  40. 4:55 a.m.

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