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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 280 · 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 35 minutes before 4:45? (a) 3:10 (b) 4:20 (c) 5:10 (d) 4:10
  2. 2.What time was it 35 minutes before 9:25? (a) 7:50 (b) 9:00 (c) 9:50 (d) 8:50
  3. 3.A film starts at 6:10 and ends at 8:30. How long is the film? (a) 3 h 20 min (b) 2 h 20 min (c) 2 h 30 min (d) 1 h 20 min
  4. 4.What time will it be 40 minutes after 7:10? (a) 8:50 (b) 6:50 (c) 7:50 (d) 7:40
  5. 5.A film starts at 3:55 and ends at 4:30. How long is the film? (a) 45 min (b) 25 min (c) 1 h 35 min (d) 35 min
  6. 6.What time was it 35 minutes before 10:10? (a) 8:35 (b) 10:35 (c) 9:45 (d) 9:35
  7. 7.What time will it be 25 minutes after 2:30? (a) 2:45 (b) 1:55 (c) 2:55 (d) 3:55
  8. 8.What time will it be 20 minutes after 8:55? (a) 8:15 (b) 10:15 (c) 9:05 (d) 9:15
  9. 9.What time was it 55 minutes before 7:00? (a) 6:05 (b) 6:15 (c) 5:05 (d) 7:05
  10. 10.What time will it be 35 minutes after 3:25? (a) 4:00 (b) 3:00 (c) 5:00 (d) 3:50
  11. 11.What time will it be 50 minutes after 9:35? (a) 9:25 (b) 11:25 (c) 10:25 (d) 10:15
  12. 12.What time will it be 30 minutes after 8:10? (a) 9:40 (b) 8:40 (c) 8:30 (d) 7:40
  13. 13.What time will it be 50 minutes after 5:30? (a) 5:20 (b) 6:20 (c) 6:10 (d) 7:20
  14. 14.What time will it be 20 minutes after 7:15? (a) 6:35 (b) 8:35 (c) 7:25 (d) 7:35
  15. 15.What time will it be 15 minutes after 2:55? (a) 4:10 (b) 3:00 (c) 3:10 (d) 2:10
  16. 16.What time will it be 15 minutes after 6:00? (a) 6:05 (b) 7:15 (c) 5:15 (d) 6:15
  17. 17.A film starts at 8:45 and ends at 10:20. How long is the film? (a) 1 h 45 min (b) 2 h 35 min (c) 35 min (d) 1 h 35 min
  18. 18.What time will it be 20 minutes after 7:40? (a) 9:00 (b) 7:50 (c) 8:00 (d) 7:00
  19. 19.What time will it be 55 minutes after 3:20? (a) 3:15 (b) 4:15 (c) 5:15 (d) 4:05
  20. 20.A film starts at 3:40 and ends at 4:30. How long is the film? (a) 50 min (b) 1 h 50 min (c) 40 min (d) 1 h
  21. 21.What time was it 25 minutes before 7:55? (a) 7:40 (b) 6:30 (c) 8:30 (d) 7:30
  22. 22.What time will it be 30 minutes after 7:15? (a) 8:45 (b) 7:35 (c) 7:45 (d) 6:45
  23. 23.A film starts at 6:40 and ends at 7:40. How long is the film? (a) 2 h (b) 1 h 10 min (c) 1 h (d) 50 min
  24. 24.What time will it be 20 minutes after 7:10? (a) 7:30 (b) 8:30 (c) 6:30 (d) 7:20
  25. 25.A film starts at 2:25 and ends at 4:10. How long is the film? (a) 2 h 45 min (b) 1 h 45 min (c) 45 min (d) 1 h 55 min
  26. 26.A film starts at 4:45 and ends at 6:00. How long is the film? (a) 2 h 15 min (b) 1 h 15 min (c) 15 min (d) 1 h 25 min
  27. 27.What time was it 15 minutes before 6:30? (a) 6:15 (b) 5:15 (c) 6:25 (d) 7:15
  28. 28.A film starts at 7:00 and ends at 7:55. How long is the film? (a) 1 h 55 min (b) 55 min (c) 45 min (d) 1 h 5 min
  29. 29.What time was it 20 minutes before 2:40? (a) 1:20 (b) 3:20 (c) 2:20 (d) 2:30
  30. 30.What time was it 35 minutes before 6:55? (a) 5:20 (b) 6:30 (c) 6:20 (d) 7:20
  31. 31.A film starts at 3:35 and ends at 6:30. How long is the film? (a) 3 h 5 min (b) 3 h 55 min (c) 2 h 55 min (d) 1 h 55 min
  32. 32.A film starts at 5:25 and ends at 6:55. How long is the film? (a) 1 h 30 min (b) 30 min (c) 2 h 30 min (d) 1 h 40 min
  33. 33.What time will it be 45 minutes after 1:30? (a) 2:05 (b) 1:15 (c) 2:15 (d) 3:15
  34. 34.A film starts at 5:15 and ends at 5:40. How long is the film? (a) 15 min (b) 25 min (c) 1 h 25 min (d) 35 min
  35. 35.What time will it be 35 minutes after 4:55? (a) 5:20 (b) 4:30 (c) 5:30 (d) 6:30
  36. 36.What time was it 35 minutes before 10:20? (a) 8:45 (b) 9:45 (c) 10:45 (d) 9:55
  37. 37.What time was it 25 minutes before 6:40? (a) 5:15 (b) 7:15 (c) 6:25 (d) 6:15
  38. 38.A film starts at 5:35 and ends at 7:15. How long is the film? (a) 40 min (b) 2 h 40 min (c) 1 h 50 min (d) 1 h 40 min
  39. 39.What time will it be 15 minutes after 9:10? (a) 10:25 (b) 9:25 (c) 9:15 (d) 8:25
  40. 40.What time will it be 20 minutes after 1:05? (a) 2:25 (b) 1:35 (c) 1:15 (d) 1:25

Answer key

  1. 4:10
  2. 8:50
  3. 2 h 20 min
  4. 7:50
  5. 35 min
  6. 9:35
  7. 2:55
  8. 9:15
  9. 6:05
  10. 4:00
  11. 10:25
  12. 8:40
  13. 6:20
  14. 7:35
  15. 3:10
  16. 6:15
  17. 1 h 35 min
  18. 8:00
  19. 4:15
  20. 50 min
  21. 7:30
  22. 7:45
  23. 1 h
  24. 7:30
  25. 1 h 45 min
  26. 1 h 15 min
  27. 6:15
  28. 55 min
  29. 2:20
  30. 6:20
  31. 2 h 55 min
  32. 1 h 30 min
  33. 2:15
  34. 25 min
  35. 5:30
  36. 9:45
  37. 6:15
  38. 1 h 40 min
  39. 9:25
  40. 1:25

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