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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 449 · 40 questions
TalentJR

How to solve it (Jump to the hour): Minutes after: jump to the next full hour, then add the minutes that are left. Minutes before: jump back to the full hour, then go back the rest. How long: change both times to minutes, take away, then change back to hours and minutes (60 minutes = 1 hour).

NameDateTime takenScore ___ / 40
  1. 1.What time was it 45 minutes before 8:30? (a) 8:45 (b) 6:45 (c) 7:55 (d) 7:45
  2. 2.What time was it 15 minutes before 7:55? (a) 6:40 (b) 8:40 (c) 7:50 (d) 7:40
  3. 3.What time will it be 55 minutes after 9:10? (a) 9:05 (b) 11:05 (c) 10:05 (d) 9:55
  4. 4.A film starts at 4:00 and ends at 4:25. How long is the film? (a) 1 h 25 min (b) 15 min (c) 35 min (d) 25 min
  5. 5.What time was it 30 minutes before 6:00? (a) 5:30 (b) 5:40 (c) 6:30 (d) 4:30
  6. 6.A film starts at 8:45 and ends at 9:25. How long is the film? (a) 50 min (b) 30 min (c) 1 h 40 min (d) 40 min
  7. 7.What time was it 40 minutes before 8:15? (a) 7:45 (b) 7:35 (c) 6:35 (d) 8:35
  8. 8.What time was it 50 minutes before 10:20? (a) 10:30 (b) 8:30 (c) 9:40 (d) 9:30
  9. 9.What time was it 45 minutes before 7:15? (a) 5:30 (b) 6:40 (c) 6:30 (d) 7:30
  10. 10.A film starts at 4:20 and ends at 4:50. How long is the film? (a) 30 min (b) 1 h 30 min (c) 40 min (d) 20 min
  11. 11.What time was it 40 minutes before 2:45? (a) 3:05 (b) 2:15 (c) 2:05 (d) 1:05
  12. 12.A film starts at 2:20 and ends at 4:55. How long is the film? (a) 2 h 45 min (b) 2 h 35 min (c) 1 h 35 min (d) 3 h 35 min
  13. 13.What time will it be 30 minutes after 10:55? (a) 11:15 (b) 12:25 (c) 11:25 (d) 10:25
  14. 14.A film starts at 8:30 and ends at 10:20. How long is the film? (a) 1 h 50 min (b) 50 min (c) 2 h 50 min (d) 2 h
  15. 15.A film starts at 2:55 and ends at 4:40. How long is the film? (a) 45 min (b) 2 h 45 min (c) 1 h 45 min (d) 1 h 55 min
  16. 16.What time will it be 25 minutes after 2:10? (a) 2:25 (b) 3:35 (c) 2:35 (d) 1:35
  17. 17.What time will it be 30 minutes after 4:55? (a) 5:25 (b) 6:25 (c) 4:25 (d) 5:15
  18. 18.A film starts at 7:50 and ends at 10:15. How long is the film? (a) 1 h 25 min (b) 2 h 25 min (c) 2 h 35 min (d) 3 h 25 min
  19. 19.A film starts at 2:50 and ends at 4:30. How long is the film? (a) 1 h 50 min (b) 2 h 40 min (c) 40 min (d) 1 h 40 min
  20. 20.What time was it 50 minutes before 7:10? (a) 5:20 (b) 6:30 (c) 6:20 (d) 7:20
  21. 21.What time was it 30 minutes before 8:15? (a) 6:45 (b) 7:55 (c) 7:45 (d) 8:45
  22. 22.What time was it 20 minutes before 10:10? (a) 10:00 (b) 8:50 (c) 10:50 (d) 9:50
  23. 23.What time was it 50 minutes before 5:35? (a) 4:45 (b) 3:45 (c) 4:55 (d) 5:45
  24. 24.What time will it be 15 minutes after 8:10? (a) 9:25 (b) 8:25 (c) 8:15 (d) 7:25
  25. 25.A film starts at 1:05 and ends at 1:35. How long is the film? (a) 40 min (b) 30 min (c) 20 min (d) 1 h 30 min
  26. 26.A film starts at 1:40 and ends at 2:10. How long is the film? (a) 1 h 30 min (b) 20 min (c) 40 min (d) 30 min
  27. 27.What time was it 30 minutes before 10:35? (a) 9:05 (b) 10:05 (c) 10:15 (d) 11:05
  28. 28.What time will it be 15 minutes after 1:15? (a) 2:30 (b) 1:40 (c) 1:20 (d) 1:30
  29. 29.What time will it be 40 minutes after 8:20? (a) 10:00 (b) 8:00 (c) 9:00 (d) 8:50
  30. 30.A film starts at 5:00 and ends at 7:25. How long is the film? (a) 2 h 25 min (b) 1 h 25 min (c) 3 h 25 min (d) 2 h 35 min
  31. 31.A film starts at 2:15 and ends at 4:45. How long is the film? (a) 1 h 30 min (b) 2 h 40 min (c) 3 h 30 min (d) 2 h 30 min
  32. 32.A film starts at 5:20 and ends at 6:30. How long is the film? (a) 2 h 10 min (b) 10 min (c) 1 h 20 min (d) 1 h 10 min
  33. 33.What time was it 15 minutes before 6:40? (a) 6:35 (b) 5:25 (c) 7:25 (d) 6:25
  34. 34.What time will it be 45 minutes after 10:25? (a) 11:00 (b) 10:10 (c) 12:10 (d) 11:10
  35. 35.A film starts at 1:45 and ends at 4:00. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 3 h 15 min (d) 2 h 25 min
  36. 36.A film starts at 8:25 and ends at 10:45. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 1 h 20 min (d) 2 h 30 min
  37. 37.What time will it be 50 minutes after 7:15? (a) 8:05 (b) 9:05 (c) 7:55 (d) 7:05
  38. 38.What time was it 35 minutes before 9:45? (a) 9:20 (b) 10:10 (c) 9:10 (d) 8:10
  39. 39.A film starts at 1:10 and ends at 3:55. How long is the film? (a) 1 h 45 min (b) 2 h 45 min (c) 3 h 45 min (d) 2 h 55 min
  40. 40.What time will it be 35 minutes after 10:25? (a) 12:00 (b) 10:00 (c) 11:00 (d) 10:50

Answer key

  1. 7:45
  2. 7:40
  3. 10:05
  4. 25 min
  5. 5:30
  6. 40 min
  7. 7:35
  8. 9:30
  9. 6:30
  10. 30 min
  11. 2:05
  12. 2 h 35 min
  13. 11:25
  14. 1 h 50 min
  15. 1 h 45 min
  16. 2:35
  17. 5:25
  18. 2 h 25 min
  19. 1 h 40 min
  20. 6:20
  21. 7:45
  22. 9:50
  23. 4:45
  24. 8:25
  25. 30 min
  26. 30 min
  27. 10:05
  28. 1:30
  29. 9:00
  30. 2 h 25 min
  31. 2 h 30 min
  32. 1 h 10 min
  33. 6:25
  34. 11:10
  35. 2 h 15 min
  36. 2 h 20 min
  37. 8:05
  38. 9:10
  39. 2 h 45 min
  40. 11:00

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