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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 718 · 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 1:30 a.m. in 24-hour time. (a) 13:30 (b) 01:30 (c) 03:30
  2. 2.How many hours are there from 08:00 to 16:00?
  3. 3.Write 9:45 a.m. in 24-hour time. (a) 21:45 (b) 09:45 (c) 11:45
  4. 4.How many hours are there from 11:00 to 13:00?
  5. 5.How many hours are there from 07:00 to 14:00?
  6. 6.A film is 1 hour 40 minutes long. How many minutes is that?
  7. 7.A train leaves at 15:25 and reaches at 16:15. How long is the journey (in minutes)?
  8. 8.How many hours are there from 09:00 to 17:00?
  9. 9.A match starts at 08:20 and lasts 4 hours 15 minutes. At what time does it end? (a) 11:35 (b) 12:35 (c) 13:35
  10. 10.How many hours are there from 06:00 to 09:00?
  11. 11.How many hours are there from 12:00 to 14:00?
  12. 12.A film is 2 hours 25 minutes long. How many minutes is that?
  13. 13.A train leaves at 11:35 and reaches at 12:35. How long is the journey (in minutes)?
  14. 14.A film is 2 hours 55 minutes long. How many minutes is that?
  15. 15.A film is 1 hour 5 minutes long. How many minutes is that?
  16. 16.What is 14:00 in 12-hour time? (a) 2:00 a.m. (b) 2:00 p.m. (c) 4:00 p.m.
  17. 17.How many hours are there from 06:00 to 21:00?
  18. 18.Write 2:40 p.m. in 24-hour time. (a) 02:40 (b) 14:40 (c) 16:40
  19. 19.A film is 3 hours 55 minutes long. How many minutes is that?
  20. 20.Write 7:35 a.m. in 24-hour time. (a) 09:35 (b) 07:35 (c) 19:35
  21. 21.How many hours are there from 11:00 to 15:00?
  22. 22.How many hours are there from 05:00 to 08:00?
  23. 23.A match starts at 11:55 and lasts 3 hours 15 minutes. At what time does it end? (a) 15:10 (b) 14:10 (c) 16:10
  24. 24.Write 7:05 p.m. in 24-hour time. (a) 07:05 (b) 21:05 (c) 19:05
  25. 25.A film is 4 hours 35 minutes long. How many minutes is that?
  26. 26.What is 20:45 in 12-hour time? (a) 8:45 p.m. (b) 10:45 p.m. (c) 8:45 a.m.
  27. 27.Write 3:35 a.m. in 24-hour time. (a) 05:35 (b) 15:35 (c) 03:35
  28. 28.A train leaves at 18:00 and reaches at 18:25. How long is the journey (in minutes)?
  29. 29.A train leaves at 08:45 and reaches at 09:35. How long is the journey (in minutes)?
  30. 30.Write 7:20 a.m. in 24-hour time. (a) 07:20 (b) 19:20 (c) 09:20
  31. 31.A match starts at 09:50 and lasts 4 hours 30 minutes. At what time does it end? (a) 15:20 (b) 13:20 (c) 14:20
  32. 32.Write 6:05 p.m. in 24-hour time. (a) 18:05 (b) 20:05 (c) 06:05
  33. 33.A match starts at 14:55 and lasts 1 hour. At what time does it end? (a) 16:55 (b) 15:55 (c) 14:55
  34. 34.A match starts at 09:45 and lasts 3 hours. At what time does it end? (a) 13:45 (b) 11:45 (c) 12:45
  35. 35.Write 1:05 a.m. in 24-hour time. (a) 01:05 (b) 13:05 (c) 03:05
  36. 36.Write 8:20 a.m. in 24-hour time. (a) 08:20 (b) 10:20 (c) 20:20
  37. 37.A film is 2 hours 5 minutes long. How many minutes is that?
  38. 38.Write 10:50 a.m. in 24-hour time. (a) 10:50 (b) 12:50 (c) 22:50
  39. 39.How many hours are there from 09:00 to 23:00?
  40. 40.How many hours are there from 10:00 to 16:00?

Answer key

  1. 01:30
  2. 8
  3. 09:45
  4. 2
  5. 7
  6. 100
  7. 50
  8. 8
  9. 12:35
  10. 3
  11. 2
  12. 145
  13. 60
  14. 175
  15. 65
  16. 2:00 p.m.
  17. 15
  18. 14:40
  19. 235
  20. 07:35
  21. 4
  22. 3
  23. 15:10
  24. 19:05
  25. 275
  26. 8:45 p.m.
  27. 03:35
  28. 25
  29. 50
  30. 07:20
  31. 14:20
  32. 18:05
  33. 15:55
  34. 12:45
  35. 01:05
  36. 08:20
  37. 125
  38. 10:50
  39. 14
  40. 6

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