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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 533 · 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 7:55 a.m. in 24-hour time. (a) 19:55 (b) 07:55 (c) 09:55
  2. 2.What is 09:10 in 12-hour time? (a) 9:10 p.m. (b) 9:10 a.m. (c) 11:10 a.m.
  3. 3.Write 5:05 p.m. in 24-hour time. (a) 19:05 (b) 05:05 (c) 17:05
  4. 4.A train leaves at 13:40 and reaches at 16:40. How long is the journey (in minutes)?
  5. 5.A train leaves at 10:55 and reaches at 11:45. How long is the journey (in minutes)?
  6. 6.Write 4:30 a.m. in 24-hour time. (a) 04:30 (b) 06:30 (c) 16:30
  7. 7.How many hours are there from 08:00 to 17:00?
  8. 8.A match starts at 08:45 and lasts 1 hour 35 minutes. At what time does it end? (a) 09:20 (b) 11:20 (c) 10:20
  9. 9.A train leaves at 11:30 and reaches at 12:25. How long is the journey (in minutes)?
  10. 10.What is 14:20 in 12-hour time? (a) 2:20 a.m. (b) 2:20 p.m. (c) 4:20 p.m.
  11. 11.How many hours are there from 11:00 to 13:00?
  12. 12.A match starts at 12:10 and lasts 1 hour. At what time does it end? (a) 12:10 (b) 13:10 (c) 14:10
  13. 13.How many hours are there from 09:00 to 13:00?
  14. 14.How many hours are there from 05:00 to 21:00?
  15. 15.A film is 4 hours 10 minutes long. How many minutes is that?
  16. 16.A film is 2 hours 35 minutes long. How many minutes is that?
  17. 17.A film is 1 hour 20 minutes long. How many minutes is that?
  18. 18.Write 8:35 p.m. in 24-hour time. (a) 08:35 (b) 20:35 (c) 22:35
  19. 19.Write 9:00 p.m. in 24-hour time. (a) 09:00 (b) 23:00 (c) 21:00
  20. 20.A film is 1 hour 5 minutes long. How many minutes is that?
  21. 21.A match starts at 15:00 and lasts 3 hours 5 minutes. At what time does it end? (a) 17:05 (b) 18:05 (c) 19:05
  22. 22.A train leaves at 10:10 and reaches at 12:40. How long is the journey (in minutes)?
  23. 23.How many hours are there from 07:00 to 11:00?
  24. 24.Write 5:05 a.m. in 24-hour time. (a) 17:05 (b) 07:05 (c) 05:05
  25. 25.A train leaves at 18:40 and reaches at 20:15. How long is the journey (in minutes)?
  26. 26.A match starts at 17:40 and lasts 2 hours 55 minutes. At what time does it end? (a) 20:35 (b) 19:35 (c) 21:35
  27. 27.A train leaves at 10:05 and reaches at 11:05. How long is the journey (in minutes)?
  28. 28.A train leaves at 12:30 and reaches at 14:30. How long is the journey (in minutes)?
  29. 29.A film is 1 hour 40 minutes long. How many minutes is that?
  30. 30.A film is 3 hours 50 minutes long. How many minutes is that?
  31. 31.Write 10:25 p.m. in 24-hour time. (a) 22:25 (b) 10:25 (c) 00:25
  32. 32.A film is 4 hours 20 minutes long. How many minutes is that?
  33. 33.A match starts at 12:50 and lasts 2 hours 50 minutes. At what time does it end? (a) 14:40 (b) 15:40 (c) 16:40
  34. 34.A film is 2 hours 45 minutes long. How many minutes is that?
  35. 35.A match starts at 18:15 and lasts 1 hour 30 minutes. At what time does it end? (a) 18:45 (b) 19:45 (c) 20:45
  36. 36.How many hours are there from 11:00 to 16:00?
  37. 37.How many hours are there from 06:00 to 14:00?
  38. 38.A film is 2 hours 20 minutes long. How many minutes is that?
  39. 39.A match starts at 07:15 and lasts 1 hour. At what time does it end? (a) 09:15 (b) 08:15 (c) 07:15
  40. 40.How many hours are there from 05:00 to 19:00?

Answer key

  1. 07:55
  2. 9:10 a.m.
  3. 17:05
  4. 180
  5. 50
  6. 04:30
  7. 9
  8. 10:20
  9. 55
  10. 2:20 p.m.
  11. 2
  12. 13:10
  13. 4
  14. 16
  15. 250
  16. 155
  17. 80
  18. 20:35
  19. 21:00
  20. 65
  21. 18:05
  22. 150
  23. 4
  24. 05:05
  25. 95
  26. 20:35
  27. 60
  28. 120
  29. 100
  30. 230
  31. 22:25
  32. 260
  33. 15:40
  34. 165
  35. 19:45
  36. 5
  37. 8
  38. 140
  39. 08:15
  40. 14

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