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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 409 · 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. 1.2/5 × 7/12 =
  2. 2.1/2 ÷ 1/6 =
  3. 3.6/11 × 1/4 =
  4. 4.2/3 × 3/4 =
  5. 5.1/3 × 3/5 =
  6. 6.1/3 × 9/10 =
  7. 7.1/2 × 4/5 =
  8. 8.1/3 ÷ 2/3 =
  9. 9.1/2 × 8/11 =
  10. 10.5/6 × 3/4 =
  11. 11.2/3 ÷ 1/3 =
  12. 12.4/9 ÷ 5/6 =
  13. 13.9/11 × 7/12 =
  14. 14.1/5 × 5/8 =
  15. 15.2/3 × 1/2 =
  16. 16.2/5 ÷ 4/7 =
  17. 17.6/7 × 1/3 =
  18. 18.3/10 ÷ 3/4 =
  19. 19.2/5 × 1/10 =
  20. 20.3/7 × 2/3 =
  21. 21.5/6 × 4/5 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.3/8 ÷ 5/12 =
  24. 24.4/9 ÷ 2/3 =
  25. 25.8/11 × 1/4 =
  26. 26.5/12 ÷ 2/3 =
  27. 27.2/7 × 7/9 =
  28. 28.2/3 ÷ 2/5 =
  29. 29.1/3 × 3/10 =
  30. 30.2/3 ÷ 10/11 =
  31. 31.1/6 × 6/11 =
  32. 32.1/2 ÷ 1/4 =
  33. 33.8/11 × 1/2 =
  34. 34.2/7 × 1/2 =
  35. 35.1/3 ÷ 1/3 =
  36. 36.3/4 × 6/11 =
  37. 37.1/5 ÷ 2/5 =
  38. 38.1/4 × 6/11 =
  39. 39.1/10 × 2/3 =
  40. 40.1/8 × 2/3 =

Answer key

  1. 7/30
  2. 3
  3. 3/22
  4. 1/2
  5. 1/5
  6. 3/10
  7. 2/5
  8. 1/2
  9. 4/11
  10. 5/8
  11. 2
  12. 8/15
  13. 21/44
  14. 1/8
  15. 1/3
  16. 7/10
  17. 2/7
  18. 2/5
  19. 1/25
  20. 2/7
  21. 2/3
  22. 1
  23. 9/10
  24. 2/3
  25. 2/11
  26. 5/8
  27. 2/9
  28. 5/3
  29. 1/10
  30. 11/15
  31. 1/11
  32. 2
  33. 4/11
  34. 1/7
  35. 1
  36. 9/22
  37. 1/2
  38. 3/22
  39. 1/15
  40. 1/12

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