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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 509 · 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 07:00 to 20:00?
  2. 2.How many hours are there from 07:00 to 23:00?
  3. 3.How many hours are there from 12:00 to 23:00?
  4. 4.Write 6:00 p.m. in 24-hour time. (a) 20:00 (b) 06:00 (c) 18:00
  5. 5.A film is 4 hours 10 minutes long. How many minutes is that?
  6. 6.How many hours are there from 05:00 to 08:00?
  7. 7.A train leaves at 12:40 and reaches at 15:10. How long is the journey (in minutes)?
  8. 8.A match starts at 12:55 and lasts 2 hours 35 minutes. At what time does it end? (a) 14:30 (b) 15:30 (c) 16:30
  9. 9.A film is 1 hour 45 minutes long. How many minutes is that?
  10. 10.Write 8:40 a.m. in 24-hour time. (a) 08:40 (b) 10:40 (c) 20:40
  11. 11.Write 11:15 a.m. in 24-hour time. (a) 13:15 (b) 23:15 (c) 11:15
  12. 12.A train leaves at 14:50 and reaches at 16:30. How long is the journey (in minutes)?
  13. 13.What is 16:00 in 12-hour time? (a) 4:00 a.m. (b) 4:00 p.m. (c) 6:00 p.m.
  14. 14.How many hours are there from 11:00 to 13:00?
  15. 15.What is 02:50 in 12-hour time? (a) 2:50 p.m. (b) 4:50 a.m. (c) 2:50 a.m.
  16. 16.What is 03:30 in 12-hour time? (a) 5:30 a.m. (b) 3:30 p.m. (c) 3:30 a.m.
  17. 17.A match starts at 18:30 and lasts 2 hours 10 minutes. At what time does it end? (a) 19:40 (b) 21:40 (c) 20:40
  18. 18.What is 16:20 in 12-hour time? (a) 4:20 a.m. (b) 4:20 p.m. (c) 6:20 p.m.
  19. 19.A film is 2 hours 10 minutes long. How many minutes is that?
  20. 20.How many hours are there from 07:00 to 22:00?
  21. 21.A match starts at 12:15 and lasts 1 hour 5 minutes. At what time does it end? (a) 14:20 (b) 12:20 (c) 13:20
  22. 22.What is 05:05 in 12-hour time? (a) 7:05 a.m. (b) 5:05 p.m. (c) 5:05 a.m.
  23. 23.What is 14:35 in 12-hour time? (a) 2:35 a.m. (b) 4:35 p.m. (c) 2:35 p.m.
  24. 24.How many hours are there from 10:00 to 21:00?
  25. 25.Write 2:00 a.m. in 24-hour time. (a) 04:00 (b) 02:00 (c) 14:00
  26. 26.How many hours are there from 10:00 to 15:00?
  27. 27.How many hours are there from 06:00 to 10:00?
  28. 28.How many hours are there from 12:00 to 17:00?
  29. 29.A film is 1 hour 15 minutes long. How many minutes is that?
  30. 30.Write 1:35 p.m. in 24-hour time. (a) 01:35 (b) 13:35 (c) 15:35
  31. 31.A match starts at 18:15 and lasts 2 hours 50 minutes. At what time does it end? (a) 21:05 (b) 20:05 (c) 22:05
  32. 32.A match starts at 18:40 and lasts 1 hour 10 minutes. At what time does it end? (a) 20:50 (b) 18:50 (c) 19:50
  33. 33.Write 5:35 a.m. in 24-hour time. (a) 07:35 (b) 17:35 (c) 05:35
  34. 34.Write 4:15 p.m. in 24-hour time. (a) 16:15 (b) 04:15 (c) 18:15
  35. 35.Write 8:15 a.m. in 24-hour time. (a) 08:15 (b) 10:15 (c) 20:15
  36. 36.A match starts at 08:00 and lasts 2 hours 45 minutes. At what time does it end? (a) 09:45 (b) 11:45 (c) 10:45
  37. 37.What is 15:25 in 12-hour time? (a) 3:25 p.m. (b) 3:25 a.m. (c) 5:25 p.m.
  38. 38.A film is 3 hours 10 minutes long. How many minutes is that?
  39. 39.How many hours are there from 10:00 to 12:00?
  40. 40.How many hours are there from 05:00 to 22:00?

Answer key

  1. 13
  2. 16
  3. 11
  4. 18:00
  5. 250
  6. 3
  7. 150
  8. 15:30
  9. 105
  10. 08:40
  11. 11:15
  12. 100
  13. 4:00 p.m.
  14. 2
  15. 2:50 a.m.
  16. 3:30 a.m.
  17. 20:40
  18. 4:20 p.m.
  19. 130
  20. 15
  21. 13:20
  22. 5:05 a.m.
  23. 2:35 p.m.
  24. 11
  25. 02:00
  26. 5
  27. 4
  28. 5
  29. 75
  30. 13:35
  31. 21:05
  32. 19:50
  33. 05:35
  34. 16:15
  35. 08:15
  36. 10:45
  37. 3:25 p.m.
  38. 190
  39. 2
  40. 17

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