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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 849 · 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 10:00 to 19:00?
  2. 2.A film is 1 hour 40 minutes long. How many minutes is that?
  3. 3.How many hours are there from 08:00 to 10:00?
  4. 4.What is 15:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 p.m.
  5. 5.A train leaves at 07:00 and reaches at 08:10. How long is the journey (in minutes)?
  6. 6.A match starts at 07:20 and lasts 2 hours 45 minutes. At what time does it end? (a) 10:05 (b) 11:05 (c) 09:05
  7. 7.Write 2:25 p.m. in 24-hour time. (a) 16:25 (b) 14:25 (c) 02:25
  8. 8.What is 11:00 in 12-hour time? (a) 11:00 p.m. (b) 1:00 a.m. (c) 11:00 a.m.
  9. 9.A match starts at 08:55 and lasts 1 hour 55 minutes. At what time does it end? (a) 09:50 (b) 11:50 (c) 10:50
  10. 10.Write 4:00 p.m. in 24-hour time. (a) 04:00 (b) 18:00 (c) 16:00
  11. 11.A match starts at 07:40 and lasts 2 hours 40 minutes. At what time does it end? (a) 09:20 (b) 10:20 (c) 11:20
  12. 12.A film is 3 hours 40 minutes long. How many minutes is that?
  13. 13.How many hours are there from 05:00 to 22:00?
  14. 14.Write 1:10 a.m. in 24-hour time. (a) 03:10 (b) 01:10 (c) 13:10
  15. 15.How many hours are there from 05:00 to 11:00?
  16. 16.A match starts at 07:20 and lasts 4 hours 10 minutes. At what time does it end? (a) 12:30 (b) 11:30 (c) 10:30
  17. 17.Write 5:45 p.m. in 24-hour time. (a) 17:45 (b) 19:45 (c) 05:45
  18. 18.How many hours are there from 07:00 to 20:00?
  19. 19.What is 01:45 in 12-hour time? (a) 3:45 a.m. (b) 1:45 p.m. (c) 1:45 a.m.
  20. 20.What is 03:35 in 12-hour time? (a) 3:35 a.m. (b) 3:35 p.m. (c) 5:35 a.m.
  21. 21.A train leaves at 18:25 and reaches at 18:50. How long is the journey (in minutes)?
  22. 22.What is 20:15 in 12-hour time? (a) 8:15 a.m. (b) 10:15 p.m. (c) 8:15 p.m.
  23. 23.A match starts at 12:30 and lasts 2 hours 45 minutes. At what time does it end? (a) 14:15 (b) 16:15 (c) 15:15
  24. 24.A match starts at 07:40 and lasts 4 hours. At what time does it end? (a) 12:40 (b) 11:40 (c) 10:40
  25. 25.What is 10:15 in 12-hour time? (a) 10:15 p.m. (b) 12:15 a.m. (c) 10:15 a.m.
  26. 26.How many hours are there from 07:00 to 11:00?
  27. 27.A film is 4 hours 5 minutes long. How many minutes is that?
  28. 28.A match starts at 11:10 and lasts 4 hours 5 minutes. At what time does it end? (a) 14:15 (b) 16:15 (c) 15:15
  29. 29.How many hours are there from 07:00 to 18:00?
  30. 30.How many hours are there from 12:00 to 15:00?
  31. 31.A match starts at 06:55 and lasts 4 hours 35 minutes. At what time does it end? (a) 11:30 (b) 10:30 (c) 12:30
  32. 32.A film is 3 hours 20 minutes long. How many minutes is that?
  33. 33.Write 8:00 a.m. in 24-hour time. (a) 10:00 (b) 08:00 (c) 20:00
  34. 34.What is 06:35 in 12-hour time? (a) 6:35 p.m. (b) 6:35 a.m. (c) 8:35 a.m.
  35. 35.What is 13:20 in 12-hour time? (a) 1:20 p.m. (b) 1:20 a.m. (c) 3:20 p.m.
  36. 36.How many hours are there from 06:00 to 08:00?
  37. 37.A film is 1 hour 50 minutes long. How many minutes is that?
  38. 38.Write 9:35 p.m. in 24-hour time. (a) 09:35 (b) 23:35 (c) 21:35
  39. 39.What is 06:10 in 12-hour time? (a) 8:10 a.m. (b) 6:10 p.m. (c) 6:10 a.m.
  40. 40.A film is 3 hours 45 minutes long. How many minutes is that?

Answer key

  1. 9
  2. 100
  3. 2
  4. 3:35 p.m.
  5. 70
  6. 10:05
  7. 14:25
  8. 11:00 a.m.
  9. 10:50
  10. 16:00
  11. 10:20
  12. 220
  13. 17
  14. 01:10
  15. 6
  16. 11:30
  17. 17:45
  18. 13
  19. 1:45 a.m.
  20. 3:35 a.m.
  21. 25
  22. 8:15 p.m.
  23. 15:15
  24. 11:40
  25. 10:15 a.m.
  26. 4
  27. 245
  28. 15:15
  29. 11
  30. 3
  31. 11:30
  32. 200
  33. 08:00
  34. 6:35 a.m.
  35. 1:20 p.m.
  36. 2
  37. 110
  38. 21:35
  39. 6:10 a.m.
  40. 225

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