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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 473 · 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. 1.10/11 ÷ 7/11 =
  2. 2.8/9 × 1/6 =
  3. 3.2/3 ÷ 1/6 =
  4. 4.1/3 × 9/11 =
  5. 5.1/4 × 4/5 =
  6. 6.2/3 × 1/12 =
  7. 7.11/12 × 3/10 =
  8. 8.1/12 ÷ 7/8 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/3 ÷ 4/9 =
  11. 11.3/5 ÷ 1/10 =
  12. 12.6/7 ÷ 3/4 =
  13. 13.3/4 ÷ 1/2 =
  14. 14.4/9 × 1/2 =
  15. 15.3/4 × 7/9 =
  16. 16.4/11 × 9/10 =
  17. 17.3/7 × 2/3 =
  18. 18.4/5 ÷ 4/5 =
  19. 19.1/2 ÷ 3/4 =
  20. 20.5/6 × 2/3 =
  21. 21.9/10 ÷ 4/5 =
  22. 22.3/10 × 1/6 =
  23. 23.3/7 × 2/3 =
  24. 24.7/10 ÷ 1/2 =
  25. 25.5/6 × 2/7 =
  26. 26.1/6 × 2/5 =
  27. 27.3/10 ÷ 2/5 =
  28. 28.4/11 × 1/2 =
  29. 29.1/7 × 7/12 =
  30. 30.1/4 ÷ 1/4 =
  31. 31.2/5 ÷ 2/7 =
  32. 32.5/6 ÷ 2/9 =
  33. 33.6/7 × 1/2 =
  34. 34.6/7 × 1/4 =
  35. 35.5/8 ÷ 1/6 =
  36. 36.2/3 × 3/5 =
  37. 37.1/2 ÷ 1/4 =
  38. 38.8/9 × 1/10 =
  39. 39.3/10 ÷ 1/2 =
  40. 40.2/3 × 1/2 =

Answer key

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

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