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Class 4 Maths Worksheet: 24-Hour Clock

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

Answer key

  1. 11:25 p.m.
  2. 3:55 a.m.
  3. 22:00
  4. 2:15 a.m.
  5. 130
  6. 11:20
  7. 125
  8. 2:05 p.m.
  9. 95
  10. 10:05 a.m.
  11. 16:50
  12. 100
  13. 14:35
  14. 06:40
  15. 01:05
  16. 14:40
  17. 07:45
  18. 09:25
  19. 15:35
  20. 2
  21. 6:25 p.m.
  22. 16:30
  23. 10
  24. 195
  25. 20:00
  26. 6
  27. 85
  28. 1:40 p.m.
  29. 35
  30. 155
  31. 175
  32. 14:30
  33. 17:30
  34. 4
  35. 21:55
  36. 8:40 a.m.
  37. 65
  38. 135
  39. 1:45 a.m.
  40. 15:40

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