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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 194 · 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 11:00 to 18:00?
  2. 2.A train leaves at 10:00 and reaches at 11:00. How long is the journey (in minutes)?
  3. 3.Write 8:30 p.m. in 24-hour time. (a) 22:30 (b) 08:30 (c) 20:30
  4. 4.Write 7:45 p.m. in 24-hour time. (a) 19:45 (b) 21:45 (c) 07:45
  5. 5.What is 06:40 in 12-hour time? (a) 8:40 a.m. (b) 6:40 p.m. (c) 6:40 a.m.
  6. 6.A film is 4 hours 10 minutes long. How many minutes is that?
  7. 7.A train leaves at 11:30 and reaches at 14:05. How long is the journey (in minutes)?
  8. 8.A match starts at 18:10 and lasts 3 hours 5 minutes. At what time does it end? (a) 20:15 (b) 21:15 (c) 22:15
  9. 9.How many hours are there from 06:00 to 08:00?
  10. 10.How many hours are there from 10:00 to 22:00?
  11. 11.How many hours are there from 06:00 to 17:00?
  12. 12.A match starts at 14:10 and lasts 4 hours 40 minutes. At what time does it end? (a) 17:50 (b) 19:50 (c) 18:50
  13. 13.How many hours are there from 09:00 to 21:00?
  14. 14.How many hours are there from 12:00 to 18:00?
  15. 15.A match starts at 06:05 and lasts 3 hours 10 minutes. At what time does it end? (a) 10:15 (b) 09:15 (c) 08:15
  16. 16.A train leaves at 10:50 and reaches at 12:00. How long is the journey (in minutes)?
  17. 17.A train leaves at 12:30 and reaches at 13:20. How long is the journey (in minutes)?
  18. 18.How many hours are there from 11:00 to 13:00?
  19. 19.A film is 1 hour 15 minutes long. How many minutes is that?
  20. 20.A film is 4 hours 50 minutes long. How many minutes is that?
  21. 21.What is 22:15 in 12-hour time? (a) 10:15 a.m. (b) 10:15 p.m. (c) 12:15 p.m.
  22. 22.What is 20:35 in 12-hour time? (a) 8:35 p.m. (b) 8:35 a.m. (c) 10:35 p.m.
  23. 23.A film is 2 hours 30 minutes long. How many minutes is that?
  24. 24.How many hours are there from 07:00 to 18:00?
  25. 25.A train leaves at 08:05 and reaches at 10:35. How long is the journey (in minutes)?
  26. 26.Write 3:45 p.m. in 24-hour time. (a) 03:45 (b) 17:45 (c) 15:45
  27. 27.What is 02:50 in 12-hour time? (a) 4:50 a.m. (b) 2:50 a.m. (c) 2:50 p.m.
  28. 28.Write 10:35 a.m. in 24-hour time. (a) 22:35 (b) 10:35 (c) 12:35
  29. 29.How many hours are there from 12:00 to 20:00?
  30. 30.What is 14:20 in 12-hour time? (a) 4:20 p.m. (b) 2:20 a.m. (c) 2:20 p.m.
  31. 31.Write 3:35 a.m. in 24-hour time. (a) 15:35 (b) 05:35 (c) 03:35
  32. 32.A film is 2 hours 50 minutes long. How many minutes is that?
  33. 33.A film is 2 hours 20 minutes long. How many minutes is that?
  34. 34.Write 1:45 a.m. in 24-hour time. (a) 01:45 (b) 13:45 (c) 03:45
  35. 35.A match starts at 16:10 and lasts 1 hour. At what time does it end? (a) 18:10 (b) 16:10 (c) 17:10
  36. 36.A film is 2 hours 40 minutes long. How many minutes is that?
  37. 37.How many hours are there from 07:00 to 23:00?
  38. 38.Write 7:10 a.m. in 24-hour time. (a) 09:10 (b) 07:10 (c) 19:10
  39. 39.A match starts at 11:00 and lasts 1 hour 15 minutes. At what time does it end? (a) 11:15 (b) 13:15 (c) 12:15
  40. 40.How many hours are there from 07:00 to 13:00?

Answer key

  1. 7
  2. 60
  3. 20:30
  4. 19:45
  5. 6:40 a.m.
  6. 250
  7. 155
  8. 21:15
  9. 2
  10. 12
  11. 11
  12. 18:50
  13. 12
  14. 6
  15. 09:15
  16. 70
  17. 50
  18. 2
  19. 75
  20. 290
  21. 10:15 p.m.
  22. 8:35 p.m.
  23. 150
  24. 11
  25. 150
  26. 15:45
  27. 2:50 a.m.
  28. 10:35
  29. 8
  30. 2:20 p.m.
  31. 03:35
  32. 170
  33. 140
  34. 01:45
  35. 17:10
  36. 160
  37. 16
  38. 07:10
  39. 12:15
  40. 6

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