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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 103 · 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 08:00 to 21:00?
  2. 2.Write 5:20 p.m. in 24-hour time. (a) 19:20 (b) 17:20 (c) 05:20
  3. 3.How many hours are there from 05:00 to 15:00?
  4. 4.A match starts at 06:55 and lasts 1 hour 50 minutes. At what time does it end? (a) 07:45 (b) 08:45 (c) 09:45
  5. 5.A train leaves at 17:10 and reaches at 19:50. How long is the journey (in minutes)?
  6. 6.How many hours are there from 08:00 to 11:00?
  7. 7.A train leaves at 18:05 and reaches at 21:10. How long is the journey (in minutes)?
  8. 8.How many hours are there from 06:00 to 12:00?
  9. 9.Write 2:10 a.m. in 24-hour time. (a) 04:10 (b) 02:10 (c) 14:10
  10. 10.What is 02:00 in 12-hour time? (a) 2:00 a.m. (b) 2:00 p.m. (c) 4:00 a.m.
  11. 11.Write 2:50 p.m. in 24-hour time. (a) 14:50 (b) 02:50 (c) 16:50
  12. 12.How many hours are there from 11:00 to 21:00?
  13. 13.A match starts at 06:50 and lasts 2 hours. At what time does it end? (a) 09:50 (b) 07:50 (c) 08:50
  14. 14.Write 8:30 p.m. in 24-hour time. (a) 22:30 (b) 08:30 (c) 20:30
  15. 15.How many hours are there from 07:00 to 23:00?
  16. 16.A match starts at 11:20 and lasts 4 hours 25 minutes. At what time does it end? (a) 14:45 (b) 16:45 (c) 15:45
  17. 17.A match starts at 14:35 and lasts 3 hours. At what time does it end? (a) 18:35 (b) 16:35 (c) 17:35
  18. 18.A train leaves at 13:30 and reaches at 15:50. How long is the journey (in minutes)?
  19. 19.What is 05:05 in 12-hour time? (a) 5:05 p.m. (b) 5:05 a.m. (c) 7:05 a.m.
  20. 20.A film is 2 hours 35 minutes long. How many minutes is that?
  21. 21.A film is 2 hours 40 minutes long. How many minutes is that?
  22. 22.What is 17:10 in 12-hour time? (a) 5:10 p.m. (b) 5:10 a.m. (c) 7:10 p.m.
  23. 23.Write 1:40 p.m. in 24-hour time. (a) 01:40 (b) 15:40 (c) 13:40
  24. 24.Write 11:30 a.m. in 24-hour time. (a) 23:30 (b) 13:30 (c) 11:30
  25. 25.How many hours are there from 11:00 to 23:00?
  26. 26.What is 17:45 in 12-hour time? (a) 5:45 p.m. (b) 5:45 a.m. (c) 7:45 p.m.
  27. 27.Write 4:55 p.m. in 24-hour time. (a) 16:55 (b) 18:55 (c) 04:55
  28. 28.Write 11:20 a.m. in 24-hour time. (a) 13:20 (b) 11:20 (c) 23:20
  29. 29.How many hours are there from 06:00 to 15:00?
  30. 30.What is 21:30 in 12-hour time? (a) 11:30 p.m. (b) 9:30 p.m. (c) 9:30 a.m.
  31. 31.What is 17:50 in 12-hour time? (a) 5:50 p.m. (b) 5:50 a.m. (c) 7:50 p.m.
  32. 32.A train leaves at 07:10 and reaches at 09:40. How long is the journey (in minutes)?
  33. 33.What is 11:00 in 12-hour time? (a) 11:00 p.m. (b) 11:00 a.m. (c) 1:00 a.m.
  34. 34.A film is 2 hours 5 minutes long. How many minutes is that?
  35. 35.A train leaves at 13:15 and reaches at 15:40. How long is the journey (in minutes)?
  36. 36.A match starts at 09:05 and lasts 2 hours 10 minutes. At what time does it end? (a) 11:15 (b) 10:15 (c) 12:15
  37. 37.How many hours are there from 06:00 to 10:00?
  38. 38.A train leaves at 07:30 and reaches at 10:40. How long is the journey (in minutes)?
  39. 39.A film is 4 hours 45 minutes long. How many minutes is that?
  40. 40.A train leaves at 06:00 and reaches at 09:10. How long is the journey (in minutes)?

Answer key

  1. 13
  2. 17:20
  3. 10
  4. 08:45
  5. 160
  6. 3
  7. 185
  8. 6
  9. 02:10
  10. 2:00 a.m.
  11. 14:50
  12. 10
  13. 08:50
  14. 20:30
  15. 16
  16. 15:45
  17. 17:35
  18. 140
  19. 5:05 a.m.
  20. 155
  21. 160
  22. 5:10 p.m.
  23. 13:40
  24. 11:30
  25. 12
  26. 5:45 p.m.
  27. 16:55
  28. 11:20
  29. 9
  30. 9:30 p.m.
  31. 5:50 p.m.
  32. 150
  33. 11:00 a.m.
  34. 125
  35. 145
  36. 11:15
  37. 4
  38. 190
  39. 285
  40. 190

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