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Time and Clock Worksheet for Maths Olympiad

Maths Olympiad topic 5: Time and clocks · Set 169 · 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.A film starts at 4:35 and ends at 5:00. How long is the film? (a) 25 min (b) 15 min (c) 35 min (d) 1 h 25 min
  2. 2.What time will it be 45 minutes after 7:00? (a) 7:45 (b) 7:35 (c) 8:45 (d) 6:45
  3. 3.A film starts at 2:25 and ends at 2:45. How long is the film? (a) 10 min (b) 20 min (c) 1 h 20 min (d) 30 min
  4. 4.A film starts at 1:45 and ends at 2:45. How long is the film? (a) 1 h 10 min (b) 50 min (c) 1 h (d) 2 h
  5. 5.What time will it be 20 minutes after 6:20? (a) 6:40 (b) 7:40 (c) 5:40 (d) 6:30
  6. 6.A film starts at 3:30 and ends at 5:10. How long is the film? (a) 2 h 40 min (b) 40 min (c) 1 h 50 min (d) 1 h 40 min
  7. 7.What time was it 35 minutes before 5:45? (a) 6:10 (b) 5:20 (c) 5:10 (d) 4:10
  8. 8.A film starts at 8:30 and ends at 10:15. How long is the film? (a) 1 h 55 min (b) 1 h 45 min (c) 2 h 45 min (d) 45 min
  9. 9.A film starts at 4:35 and ends at 5:20. How long is the film? (a) 55 min (b) 35 min (c) 1 h 45 min (d) 45 min
  10. 10.A film starts at 4:55 and ends at 6:45. How long is the film? (a) 2 h 50 min (b) 50 min (c) 2 h (d) 1 h 50 min
  11. 11.What time was it 15 minutes before 5:00? (a) 3:45 (b) 4:55 (c) 4:45 (d) 5:45
  12. 12.What time was it 45 minutes before 11:10? (a) 11:25 (b) 10:35 (c) 10:25 (d) 9:25
  13. 13.What time was it 40 minutes before 7:35? (a) 6:55 (b) 5:55 (c) 7:55 (d) 7:05
  14. 14.A film starts at 7:15 and ends at 7:35. How long is the film? (a) 20 min (b) 10 min (c) 1 h 20 min (d) 30 min
  15. 15.What time was it 35 minutes before 4:45? (a) 3:10 (b) 4:20 (c) 5:10 (d) 4:10
  16. 16.What time was it 45 minutes before 10:05? (a) 10:20 (b) 9:30 (c) 8:20 (d) 9:20
  17. 17.What time will it be 20 minutes after 4:10? (a) 3:30 (b) 5:30 (c) 4:30 (d) 4:20
  18. 18.A film starts at 2:40 and ends at 3:35. How long is the film? (a) 1 h 55 min (b) 1 h 5 min (c) 45 min (d) 55 min
  19. 19.What time will it be 20 minutes after 1:55? (a) 3:15 (b) 2:05 (c) 1:15 (d) 2:15
  20. 20.What time will it be 55 minutes after 6:55? (a) 6:50 (b) 7:40 (c) 8:50 (d) 7:50
  21. 21.A film starts at 8:05 and ends at 8:35. How long is the film? (a) 20 min (b) 30 min (c) 40 min (d) 1 h 30 min
  22. 22.What time will it be 50 minutes after 2:15? (a) 2:55 (b) 3:05 (c) 2:05 (d) 4:05
  23. 23.What time was it 20 minutes before 9:25? (a) 9:05 (b) 9:15 (c) 10:05 (d) 8:05
  24. 24.What time will it be 50 minutes after 1:45? (a) 2:35 (b) 2:25 (c) 3:35 (d) 1:35
  25. 25.What time will it be 50 minutes after 1:00? (a) 1:50 (b) 2:00 (c) 1:40 (d) 2:50
  26. 26.What time will it be 15 minutes after 3:15? (a) 3:30 (b) 3:20 (c) 2:30 (d) 4:30
  27. 27.What time will it be 15 minutes after 8:15? (a) 7:30 (b) 9:30 (c) 8:30 (d) 8:20
  28. 28.What time will it be 25 minutes after 6:30? (a) 6:45 (b) 5:55 (c) 7:55 (d) 6:55
  29. 29.What time was it 35 minutes before 3:25? (a) 3:00 (b) 2:50 (c) 3:50 (d) 1:50
  30. 30.What time will it be 30 minutes after 2:15? (a) 2:35 (b) 3:45 (c) 2:45 (d) 1:45
  31. 31.What time will it be 40 minutes after 3:25? (a) 3:05 (b) 4:05 (c) 5:05 (d) 3:55
  32. 32.What time will it be 50 minutes after 2:45? (a) 3:25 (b) 4:35 (c) 2:35 (d) 3:35
  33. 33.What time will it be 40 minutes after 7:15? (a) 8:55 (b) 6:55 (c) 7:55 (d) 7:45
  34. 34.What time was it 40 minutes before 8:50? (a) 9:10 (b) 8:10 (c) 8:20 (d) 7:10
  35. 35.A film starts at 3:30 and ends at 4:10. How long is the film? (a) 50 min (b) 1 h 40 min (c) 40 min (d) 30 min
  36. 36.What time was it 15 minutes before 9:20? (a) 10:05 (b) 9:15 (c) 8:05 (d) 9:05
  37. 37.What time will it be 15 minutes after 5:40? (a) 5:45 (b) 5:55 (c) 6:55 (d) 4:55
  38. 38.What time was it 25 minutes before 9:40? (a) 9:15 (b) 9:25 (c) 8:15 (d) 10:15
  39. 39.A film starts at 1:00 and ends at 4:00. How long is the film? (a) 2 h (b) 3 h (c) 3 h 10 min (d) 4 h
  40. 40.What time will it be 15 minutes after 2:15? (a) 3:30 (b) 2:20 (c) 1:30 (d) 2:30

Answer key

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

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