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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 557 · 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. 1.8/9 ÷ 2/3 =
  2. 2.4/5 ÷ 6/11 =
  3. 3.10/11 × 3/4 =
  4. 4.1/2 × 2/5 =
  5. 5.1/2 × 4/7 =
  6. 6.1/8 × 8/9 =
  7. 7.6/7 ÷ 9/10 =
  8. 8.1/7 × 7/12 =
  9. 9.2/9 × 1/2 =
  10. 10.1/2 ÷ 3/8 =
  11. 11.2/3 × 11/12 =
  12. 12.6/7 ÷ 2/3 =
  13. 13.11/12 ÷ 1/2 =
  14. 14.1/3 ÷ 1/3 =
  15. 15.2/5 × 7/8 =
  16. 16.3/5 ÷ 3/10 =
  17. 17.1/8 ÷ 1/2 =
  18. 18.1/2 × 2/3 =
  19. 19.4/5 × 3/10 =
  20. 20.1/3 ÷ 1/6 =
  21. 21.1/3 × 3/5 =
  22. 22.2/3 × 1/6 =
  23. 23.3/4 × 1/3 =
  24. 24.1/2 ÷ 7/8 =
  25. 25.4/7 ÷ 2/5 =
  26. 26.5/8 × 3/5 =
  27. 27.2/3 × 3/10 =
  28. 28.1/3 × 3/4 =
  29. 29.3/5 × 2/9 =
  30. 30.1/7 ÷ 1/7 =
  31. 31.7/8 ÷ 3/4 =
  32. 32.2/3 × 1/2 =
  33. 33.1/2 × 2/5 =
  34. 34.1/4 ÷ 1/6 =
  35. 35.7/12 ÷ 1/2 =
  36. 36.1/2 × 2/3 =
  37. 37.1/6 ÷ 1/4 =
  38. 38.2/5 × 9/10 =
  39. 39.11/12 × 2/11 =
  40. 40.11/12 ÷ 1/4 =

Answer key

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

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