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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 542 · 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 05:00 to 20:00?
  2. 2.A match starts at 15:00 and lasts 4 hours 45 minutes. At what time does it end? (a) 19:45 (b) 18:45 (c) 20:45
  3. 3.Write 2:35 p.m. in 24-hour time. (a) 14:35 (b) 02:35 (c) 16:35
  4. 4.A train leaves at 08:55 and reaches at 09:50. How long is the journey (in minutes)?
  5. 5.How many hours are there from 11:00 to 19:00?
  6. 6.A match starts at 16:45 and lasts 4 hours. At what time does it end? (a) 21:45 (b) 19:45 (c) 20:45
  7. 7.How many hours are there from 12:00 to 16:00?
  8. 8.A film is 1 hour 50 minutes long. How many minutes is that?
  9. 9.How many hours are there from 11:00 to 18:00?
  10. 10.What is 09:10 in 12-hour time? (a) 9:10 p.m. (b) 11:10 a.m. (c) 9:10 a.m.
  11. 11.A match starts at 10:40 and lasts 2 hours 20 minutes. At what time does it end? (a) 14:00 (b) 13:00 (c) 12:00
  12. 12.A film is 4 hours 30 minutes long. How many minutes is that?
  13. 13.What is 23:00 in 12-hour time? (a) 1:00 p.m. (b) 11:00 a.m. (c) 11:00 p.m.
  14. 14.A film is 2 hours 25 minutes long. How many minutes is that?
  15. 15.What is 16:25 in 12-hour time? (a) 4:25 p.m. (b) 4:25 a.m. (c) 6:25 p.m.
  16. 16.What is 21:20 in 12-hour time? (a) 11:20 p.m. (b) 9:20 p.m. (c) 9:20 a.m.
  17. 17.A match starts at 08:35 and lasts 2 hours. At what time does it end? (a) 11:35 (b) 10:35 (c) 09:35
  18. 18.A train leaves at 15:55 and reaches at 19:15. How long is the journey (in minutes)?
  19. 19.A train leaves at 10:00 and reaches at 12:15. How long is the journey (in minutes)?
  20. 20.What is 01:55 in 12-hour time? (a) 3:55 a.m. (b) 1:55 a.m. (c) 1:55 p.m.
  21. 21.A train leaves at 07:20 and reaches at 09:00. How long is the journey (in minutes)?
  22. 22.Write 11:05 a.m. in 24-hour time. (a) 13:05 (b) 23:05 (c) 11:05
  23. 23.A train leaves at 12:35 and reaches at 13:10. How long is the journey (in minutes)?
  24. 24.A film is 4 hours 10 minutes long. How many minutes is that?
  25. 25.Write 3:15 p.m. in 24-hour time. (a) 03:15 (b) 15:15 (c) 17:15
  26. 26.A film is 2 hours 30 minutes long. How many minutes is that?
  27. 27.A film is 3 hours 55 minutes long. How many minutes is that?
  28. 28.A film is 2 hours 35 minutes long. How many minutes is that?
  29. 29.What is 13:55 in 12-hour time? (a) 3:55 p.m. (b) 1:55 a.m. (c) 1:55 p.m.
  30. 30.A train leaves at 15:45 and reaches at 17:15. How long is the journey (in minutes)?
  31. 31.A film is 1 hour 55 minutes long. How many minutes is that?
  32. 32.How many hours are there from 05:00 to 11:00?
  33. 33.What is 18:15 in 12-hour time? (a) 6:15 a.m. (b) 6:15 p.m. (c) 8:15 p.m.
  34. 34.A train leaves at 11:10 and reaches at 14:05. How long is the journey (in minutes)?
  35. 35.A film is 4 hours 50 minutes long. How many minutes is that?
  36. 36.How many hours are there from 12:00 to 21:00?
  37. 37.Write 2:45 p.m. in 24-hour time. (a) 14:45 (b) 02:45 (c) 16:45
  38. 38.Write 7:20 a.m. in 24-hour time. (a) 07:20 (b) 09:20 (c) 19:20
  39. 39.How many hours are there from 06:00 to 22:00?
  40. 40.How many hours are there from 08:00 to 15:00?

Answer key

  1. 15
  2. 19:45
  3. 14:35
  4. 55
  5. 8
  6. 20:45
  7. 4
  8. 110
  9. 7
  10. 9:10 a.m.
  11. 13:00
  12. 270
  13. 11:00 p.m.
  14. 145
  15. 4:25 p.m.
  16. 9:20 p.m.
  17. 10:35
  18. 200
  19. 135
  20. 1:55 a.m.
  21. 100
  22. 11:05
  23. 35
  24. 250
  25. 15:15
  26. 150
  27. 235
  28. 155
  29. 1:55 p.m.
  30. 90
  31. 115
  32. 6
  33. 6:15 p.m.
  34. 175
  35. 290
  36. 9
  37. 14:45
  38. 07:20
  39. 16
  40. 7

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