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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 17 · 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. 1.1/3 × 3/4 =
  2. 2.1/2 ÷ 5/8 =
  3. 3.4/5 × 5/6 =
  4. 4.3/8 × 2/5 =
  5. 5.4/7 × 1/2 =
  6. 6.3/10 ÷ 1/4 =
  7. 7.1/7 × 7/10 =
  8. 8.1/10 × 2/3 =
  9. 9.1/3 × 3/4 =
  10. 10.2/3 ÷ 2/3 =
  11. 11.5/9 × 4/5 =
  12. 12.1/3 × 9/11 =
  13. 13.1/6 × 2/5 =
  14. 14.1/5 ÷ 3/5 =
  15. 15.1/2 × 10/11 =
  16. 16.4/5 ÷ 2/3 =
  17. 17.2/3 ÷ 1/9 =
  18. 18.6/11 × 1/10 =
  19. 19.2/3 ÷ 2/3 =
  20. 20.4/5 × 1/10 =
  21. 21.2/5 × 1/8 =
  22. 22.4/7 ÷ 8/9 =
  23. 23.3/10 × 2/3 =
  24. 24.3/4 ÷ 5/12 =
  25. 25.3/4 × 1/6 =
  26. 26.5/9 ÷ 1/3 =
  27. 27.1/3 ÷ 1/3 =
  28. 28.2/3 ÷ 2/3 =
  29. 29.2/5 × 3/8 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.1/12 × 4/7 =
  32. 32.7/8 ÷ 1/6 =
  33. 33.5/6 × 3/8 =
  34. 34.3/4 × 4/5 =
  35. 35.3/5 ÷ 3/4 =
  36. 36.1/2 ÷ 1/6 =
  37. 37.1/3 × 3/7 =
  38. 38.2/5 × 3/10 =
  39. 39.3/4 × 1/6 =
  40. 40.1/4 ÷ 1/8 =

Answer key

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

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