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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 760 · 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. 1.4/7 ÷ 1/7 =
  2. 2.1/2 ÷ 7/8 =
  3. 3.1/4 × 2/3 =
  4. 4.4/5 × 1/2 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.1/2 × 6/11 =
  7. 7.4/11 × 5/6 =
  8. 8.5/9 ÷ 5/11 =
  9. 9.2/5 ÷ 1/5 =
  10. 10.1/3 ÷ 1/12 =
  11. 11.4/7 ÷ 6/7 =
  12. 12.1/4 ÷ 1/2 =
  13. 13.9/10 × 1/3 =
  14. 14.1/10 × 4/5 =
  15. 15.3/4 × 2/5 =
  16. 16.4/7 × 1/2 =
  17. 17.1/3 × 3/4 =
  18. 18.1/4 ÷ 3/4 =
  19. 19.7/8 ÷ 5/6 =
  20. 20.7/8 × 4/9 =
  21. 21.3/8 ÷ 1/2 =
  22. 22.3/5 ÷ 4/5 =
  23. 23.2/3 × 3/7 =
  24. 24.2/5 × 1/6 =
  25. 25.4/7 × 1/2 =
  26. 26.5/12 ÷ 2/3 =
  27. 27.6/7 × 3/4 =
  28. 28.3/4 ÷ 7/8 =
  29. 29.1/2 ÷ 1/2 =
  30. 30.3/10 ÷ 1/6 =
  31. 31.2/3 × 3/4 =
  32. 32.2/3 × 5/6 =
  33. 33.5/12 ÷ 1/6 =
  34. 34.1/2 ÷ 5/6 =
  35. 35.1/12 ÷ 5/8 =
  36. 36.1/3 ÷ 1/3 =
  37. 37.1/2 × 2/11 =
  38. 38.2/5 × 3/4 =
  39. 39.3/4 × 5/9 =
  40. 40.3/8 ÷ 3/4 =

Answer key

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

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