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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 5 · 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. 1.2/3 × 1/2 =
  2. 2.1/4 × 6/11 =
  3. 3.3/11 × 1/3 =
  4. 4.1/4 × 4/5 =
  5. 5.5/6 × 1/5 =
  6. 6.3/11 ÷ 9/11 =
  7. 7.2/11 × 1/4 =
  8. 8.2/3 × 3/4 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/12 ÷ 1/8 =
  11. 11.3/5 × 5/7 =
  12. 12.1/8 ÷ 1/2 =
  13. 13.3/5 ÷ 4/5 =
  14. 14.2/3 × 1/8 =
  15. 15.4/9 × 3/8 =
  16. 16.1/6 ÷ 1/8 =
  17. 17.2/3 × 3/8 =
  18. 18.2/5 × 7/12 =
  19. 19.2/3 × 3/5 =
  20. 20.3/4 × 11/12 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.6/11 × 5/9 =
  23. 23.1/2 × 2/3 =
  24. 24.3/10 × 2/3 =
  25. 25.4/9 × 1/2 =
  26. 26.1/2 ÷ 1/6 =
  27. 27.6/7 × 7/8 =
  28. 28.3/10 × 2/5 =
  29. 29.4/5 × 1/2 =
  30. 30.2/5 ÷ 6/7 =
  31. 31.1/5 × 5/7 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.1/5 × 5/6 =
  34. 34.1/2 × 2/5 =
  35. 35.2/5 × 7/8 =
  36. 36.4/5 × 11/12 =
  37. 37.7/9 × 1/7 =
  38. 38.9/10 ÷ 1/2 =
  39. 39.1/4 × 2/5 =
  40. 40.5/6 × 3/4 =

Answer key

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

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