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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 9 · 40 questions
TalentJR

The fast method (Cancel first): Dividing? Flip the second fraction and multiply: ÷ 2/3 is × 3/2. Cancel: a top and a bottom that share a factor — divide both by it. Multiply what is left: tops × tops, bottoms × bottoms. A bottom of 1 means a whole number.

NameDateTime takenScore ___ / 40
  1. 1.4/9 × 7/10 =
  2. 2.1/2 × 2/3 =
  3. 3.3/11 × 1/3 =
  4. 4.5/6 × 3/5 =
  5. 5.5/6 ÷ 7/9 =
  6. 6.2/5 × 1/10 =
  7. 7.5/6 × 2/5 =
  8. 8.2/9 × 5/8 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.5/12 ÷ 1/10 =
  11. 11.1/3 × 3/8 =
  12. 12.1/4 × 2/3 =
  13. 13.5/11 × 9/10 =
  14. 14.3/4 ÷ 1/2 =
  15. 15.1/5 ÷ 1/5 =
  16. 16.1/4 ÷ 1/2 =
  17. 17.4/5 ÷ 2/3 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.1/2 ÷ 3/4 =
  20. 20.2/3 ÷ 2/11 =
  21. 21.1/4 × 8/9 =
  22. 22.1/3 × 3/5 =
  23. 23.1/3 ÷ 4/9 =
  24. 24.1/2 ÷ 3/4 =
  25. 25.3/4 ÷ 1/8 =
  26. 26.1/10 ÷ 9/10 =
  27. 27.1/2 × 4/7 =
  28. 28.1/3 ÷ 1/3 =
  29. 29.1/10 ÷ 1/2 =
  30. 30.5/12 ÷ 2/3 =
  31. 31.2/3 ÷ 10/11 =
  32. 32.4/5 × 1/4 =
  33. 33.3/7 × 1/12 =
  34. 34.1/10 ÷ 4/5 =
  35. 35.3/8 ÷ 1/8 =
  36. 36.1/2 × 2/11 =
  37. 37.4/11 × 3/4 =
  38. 38.1/6 × 4/11 =
  39. 39.4/5 ÷ 2/3 =
  40. 40.1/4 × 2/3 =

Answer key

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

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