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Class 4 Maths Worksheet: 24-Hour Clock

Maths worksheets lesson 30: The 24-hour clock and time taken · Set 589 · 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 match starts at 07:20 and lasts 2 hours. At what time does it end? (a) 08:20 (b) 10:20 (c) 09:20
  2. 2.A film is 2 hours 10 minutes long. How many minutes is that?
  3. 3.A film is 1 hour 5 minutes long. How many minutes is that?
  4. 4.How many hours are there from 10:00 to 14:00?
  5. 5.How many hours are there from 11:00 to 22:00?
  6. 6.Write 8:50 a.m. in 24-hour time. (a) 10:50 (b) 08:50 (c) 20:50
  7. 7.Write 7:45 a.m. in 24-hour time. (a) 07:45 (b) 19:45 (c) 09:45
  8. 8.What is 18:35 in 12-hour time? (a) 8:35 p.m. (b) 6:35 a.m. (c) 6:35 p.m.
  9. 9.Write 1:00 a.m. in 24-hour time. (a) 03:00 (b) 13:00 (c) 01:00
  10. 10.A train leaves at 07:30 and reaches at 09:45. How long is the journey (in minutes)?
  11. 11.How many hours are there from 09:00 to 14:00?
  12. 12.Write 10:55 a.m. in 24-hour time. (a) 10:55 (b) 22:55 (c) 12:55
  13. 13.A train leaves at 15:05 and reaches at 16:00. How long is the journey (in minutes)?
  14. 14.A film is 3 hours 50 minutes long. How many minutes is that?
  15. 15.A train leaves at 16:30 and reaches at 19:15. How long is the journey (in minutes)?
  16. 16.A match starts at 06:00 and lasts 1 hour 10 minutes. At what time does it end? (a) 06:10 (b) 08:10 (c) 07:10
  17. 17.A train leaves at 10:30 and reaches at 11:35. How long is the journey (in minutes)?
  18. 18.How many hours are there from 12:00 to 23:00?
  19. 19.Write 7:55 a.m. in 24-hour time. (a) 09:55 (b) 07:55 (c) 19:55
  20. 20.A train leaves at 17:15 and reaches at 17:50. How long is the journey (in minutes)?
  21. 21.A film is 2 hours 50 minutes long. How many minutes is that?
  22. 22.A match starts at 17:25 and lasts 2 hours 20 minutes. At what time does it end? (a) 18:45 (b) 20:45 (c) 19:45
  23. 23.Write 5:25 a.m. in 24-hour time. (a) 17:25 (b) 07:25 (c) 05:25
  24. 24.Write 2:40 a.m. in 24-hour time. (a) 14:40 (b) 04:40 (c) 02:40
  25. 25.A match starts at 13:00 and lasts 4 hours 10 minutes. At what time does it end? (a) 18:10 (b) 16:10 (c) 17:10
  26. 26.A match starts at 14:35 and lasts 4 hours 50 minutes. At what time does it end? (a) 18:25 (b) 20:25 (c) 19:25
  27. 27.Write 9:10 a.m. in 24-hour time. (a) 11:10 (b) 21:10 (c) 09:10
  28. 28.A match starts at 10:50 and lasts 4 hours 30 minutes. At what time does it end? (a) 14:20 (b) 16:20 (c) 15:20
  29. 29.How many hours are there from 06:00 to 23:00?
  30. 30.How many hours are there from 10:00 to 23:00?
  31. 31.A film is 2 hours 25 minutes long. How many minutes is that?
  32. 32.Write 2:05 a.m. in 24-hour time. (a) 04:05 (b) 02:05 (c) 14:05
  33. 33.A train leaves at 17:15 and reaches at 19:00. How long is the journey (in minutes)?
  34. 34.Write 2:30 p.m. in 24-hour time. (a) 02:30 (b) 16:30 (c) 14:30
  35. 35.What is 14:35 in 12-hour time? (a) 4:35 p.m. (b) 2:35 a.m. (c) 2:35 p.m.
  36. 36.A film is 1 hour 15 minutes long. How many minutes is that?
  37. 37.A film is 1 hour 35 minutes long. How many minutes is that?
  38. 38.A train leaves at 10:45 and reaches at 14:00. How long is the journey (in minutes)?
  39. 39.What is 07:50 in 12-hour time? (a) 9:50 a.m. (b) 7:50 p.m. (c) 7:50 a.m.
  40. 40.Write 2:25 a.m. in 24-hour time. (a) 14:25 (b) 04:25 (c) 02:25

Answer key

  1. 09:20
  2. 130
  3. 65
  4. 4
  5. 11
  6. 08:50
  7. 07:45
  8. 6:35 p.m.
  9. 01:00
  10. 135
  11. 5
  12. 10:55
  13. 55
  14. 230
  15. 165
  16. 07:10
  17. 65
  18. 11
  19. 07:55
  20. 35
  21. 170
  22. 19:45
  23. 05:25
  24. 02:40
  25. 17:10
  26. 19:25
  27. 09:10
  28. 15:20
  29. 17
  30. 13
  31. 145
  32. 02:05
  33. 105
  34. 14:30
  35. 2:35 p.m.
  36. 75
  37. 95
  38. 195
  39. 7:50 a.m.
  40. 02:25

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