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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 210 · 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. 1.1/2 ÷ 1/2 =
  2. 2.1/2 × 2/9 =
  3. 3.1/6 ÷ 2/3 =
  4. 4.4/9 ÷ 10/11 =
  5. 5.1/2 ÷ 5/8 =
  6. 6.2/3 × 1/2 =
  7. 7.1/4 ÷ 9/10 =
  8. 8.1/4 ÷ 5/12 =
  9. 9.1/6 × 2/11 =
  10. 10.1/3 × 3/4 =
  11. 11.2/9 ÷ 4/5 =
  12. 12.3/7 × 1/9 =
  13. 13.1/2 ÷ 5/6 =
  14. 14.2/5 × 3/4 =
  15. 15.3/4 ÷ 3/8 =
  16. 16.1/6 ÷ 1/3 =
  17. 17.1/3 ÷ 2/3 =
  18. 18.1/2 × 2/5 =
  19. 19.4/7 × 3/10 =
  20. 20.1/6 ÷ 1/3 =
  21. 21.7/10 × 4/5 =
  22. 22.2/3 × 3/7 =
  23. 23.1/2 ÷ 1/2 =
  24. 24.1/6 ÷ 3/10 =
  25. 25.3/5 × 11/12 =
  26. 26.2/3 × 1/4 =
  27. 27.1/4 ÷ 1/4 =
  28. 28.1/4 ÷ 1/2 =
  29. 29.1/2 × 6/7 =
  30. 30.2/3 ÷ 7/12 =
  31. 31.10/11 × 5/8 =
  32. 32.1/4 × 2/9 =
  33. 33.7/10 ÷ 5/6 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.1/4 × 6/7 =
  36. 36.2/7 × 1/2 =
  37. 37.5/8 × 2/5 =
  38. 38.2/3 ÷ 4/11 =
  39. 39.1/4 ÷ 9/10 =
  40. 40.1/2 ÷ 1/2 =

Answer key

  1. 1
  2. 1/9
  3. 1/4
  4. 22/45
  5. 4/5
  6. 1/3
  7. 5/18
  8. 3/5
  9. 1/33
  10. 1/4
  11. 5/18
  12. 1/21
  13. 3/5
  14. 3/10
  15. 2
  16. 1/2
  17. 1/2
  18. 1/5
  19. 6/35
  20. 1/2
  21. 14/25
  22. 2/7
  23. 1
  24. 5/9
  25. 11/20
  26. 1/6
  27. 1
  28. 1/2
  29. 3/7
  30. 8/7
  31. 25/44
  32. 1/18
  33. 21/25
  34. 1
  35. 3/14
  36. 1/7
  37. 1/4
  38. 11/6
  39. 5/18
  40. 1

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