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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 673 · 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.A train leaves at 14:40 and reaches at 16:40. How long is the journey (in minutes)?
  2. 2.How many hours are there from 10:00 to 18:00?
  3. 3.A match starts at 09:10 and lasts 1 hour 10 minutes. At what time does it end? (a) 10:20 (b) 09:20 (c) 11:20
  4. 4.How many hours are there from 09:00 to 17:00?
  5. 5.A train leaves at 13:30 and reaches at 15:45. How long is the journey (in minutes)?
  6. 6.A film is 3 hours 5 minutes long. How many minutes is that?
  7. 7.A film is 1 hour 55 minutes long. How many minutes is that?
  8. 8.A match starts at 18:15 and lasts 2 hours 30 minutes. At what time does it end? (a) 21:45 (b) 20:45 (c) 19:45
  9. 9.How many hours are there from 12:00 to 20:00?
  10. 10.How many hours are there from 07:00 to 17:00?
  11. 11.A train leaves at 16:45 and reaches at 17:25. How long is the journey (in minutes)?
  12. 12.A film is 1 hour 35 minutes long. How many minutes is that?
  13. 13.Write 8:00 a.m. in 24-hour time. (a) 08:00 (b) 10:00 (c) 20:00
  14. 14.A match starts at 18:40 and lasts 1 hour 40 minutes. At what time does it end? (a) 21:20 (b) 20:20 (c) 19:20
  15. 15.What is 15:10 in 12-hour time? (a) 5:10 p.m. (b) 3:10 a.m. (c) 3:10 p.m.
  16. 16.A match starts at 07:15 and lasts 4 hours 45 minutes. At what time does it end? (a) 13:00 (b) 12:00 (c) 11:00
  17. 17.Write 8:40 p.m. in 24-hour time. (a) 20:40 (b) 08:40 (c) 22:40
  18. 18.A film is 2 hours 30 minutes long. How many minutes is that?
  19. 19.Write 7:00 p.m. in 24-hour time. (a) 19:00 (b) 21:00 (c) 07:00
  20. 20.A train leaves at 13:50 and reaches at 14:50. How long is the journey (in minutes)?
  21. 21.A train leaves at 06:15 and reaches at 08:20. How long is the journey (in minutes)?
  22. 22.Write 8:35 a.m. in 24-hour time. (a) 20:35 (b) 10:35 (c) 08:35
  23. 23.A train leaves at 09:40 and reaches at 11:50. How long is the journey (in minutes)?
  24. 24.A train leaves at 18:40 and reaches at 21:20. How long is the journey (in minutes)?
  25. 25.Write 9:20 p.m. in 24-hour time. (a) 23:20 (b) 21:20 (c) 09:20
  26. 26.How many hours are there from 09:00 to 16:00?
  27. 27.How many hours are there from 09:00 to 13:00?
  28. 28.What is 03:55 in 12-hour time? (a) 3:55 p.m. (b) 3:55 a.m. (c) 5:55 a.m.
  29. 29.How many hours are there from 10:00 to 14:00?
  30. 30.Write 11:05 a.m. in 24-hour time. (a) 11:05 (b) 23:05 (c) 13:05
  31. 31.What is 15:40 in 12-hour time? (a) 5:40 p.m. (b) 3:40 p.m. (c) 3:40 a.m.
  32. 32.A film is 4 hours 55 minutes long. How many minutes is that?
  33. 33.A match starts at 12:50 and lasts 1 hour 20 minutes. At what time does it end? (a) 14:10 (b) 15:10 (c) 13:10
  34. 34.What is 17:30 in 12-hour time? (a) 7:30 p.m. (b) 5:30 p.m. (c) 5:30 a.m.
  35. 35.What is 06:45 in 12-hour time? (a) 8:45 a.m. (b) 6:45 a.m. (c) 6:45 p.m.
  36. 36.What is 13:35 in 12-hour time? (a) 1:35 p.m. (b) 3:35 p.m. (c) 1:35 a.m.
  37. 37.Write 8:50 p.m. in 24-hour time. (a) 20:50 (b) 08:50 (c) 22:50
  38. 38.What is 01:25 in 12-hour time? (a) 3:25 a.m. (b) 1:25 a.m. (c) 1:25 p.m.
  39. 39.What is 01:05 in 12-hour time? (a) 1:05 p.m. (b) 3:05 a.m. (c) 1:05 a.m.
  40. 40.What is 13:10 in 12-hour time? (a) 1:10 p.m. (b) 3:10 p.m. (c) 1:10 a.m.

Answer key

  1. 120
  2. 8
  3. 10:20
  4. 8
  5. 135
  6. 185
  7. 115
  8. 20:45
  9. 8
  10. 10
  11. 40
  12. 95
  13. 08:00
  14. 20:20
  15. 3:10 p.m.
  16. 12:00
  17. 20:40
  18. 150
  19. 19:00
  20. 60
  21. 125
  22. 08:35
  23. 130
  24. 160
  25. 21:20
  26. 7
  27. 4
  28. 3:55 a.m.
  29. 4
  30. 11:05
  31. 3:40 p.m.
  32. 295
  33. 14:10
  34. 5:30 p.m.
  35. 6:45 a.m.
  36. 1:35 p.m.
  37. 20:50
  38. 1:25 a.m.
  39. 1:05 a.m.
  40. 1:10 p.m.

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