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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 669 · 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 × 6/7 =
  2. 2.5/6 ÷ 2/3 =
  3. 3.1/3 ÷ 1/3 =
  4. 4.3/4 ÷ 5/6 =
  5. 5.3/8 × 2/3 =
  6. 6.6/11 × 9/10 =
  7. 7.1/4 ÷ 1/10 =
  8. 8.1/5 ÷ 3/5 =
  9. 9.3/4 × 2/11 =
  10. 10.1/2 ÷ 1/2 =
  11. 11.2/3 ÷ 1/3 =
  12. 12.3/5 ÷ 4/5 =
  13. 13.3/4 × 1/12 =
  14. 14.1/3 ÷ 1/3 =
  15. 15.9/11 × 1/3 =
  16. 16.2/9 ÷ 5/6 =
  17. 17.5/6 ÷ 3/4 =
  18. 18.3/5 × 1/6 =
  19. 19.2/3 ÷ 6/7 =
  20. 20.8/11 × 7/12 =
  21. 21.10/11 × 1/2 =
  22. 22.2/5 × 1/12 =
  23. 23.11/12 × 2/3 =
  24. 24.1/4 ÷ 3/10 =
  25. 25.3/8 × 2/3 =
  26. 26.3/4 × 2/3 =
  27. 27.2/9 ÷ 2/3 =
  28. 28.2/7 × 3/10 =
  29. 29.3/5 × 1/3 =
  30. 30.10/11 × 3/4 =
  31. 31.1/3 ÷ 1/3 =
  32. 32.2/11 × 5/8 =
  33. 33.1/4 ÷ 1/12 =
  34. 34.4/9 ÷ 2/7 =
  35. 35.1/2 ÷ 1/6 =
  36. 36.1/2 × 8/11 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.3/7 × 2/9 =
  39. 39.2/3 × 1/2 =
  40. 40.1/2 × 4/5 =

Answer key

  1. 16/21
  2. 5/4
  3. 1
  4. 9/10
  5. 1/4
  6. 27/55
  7. 5/2
  8. 1/3
  9. 3/22
  10. 1
  11. 2
  12. 3/4
  13. 1/16
  14. 1
  15. 3/11
  16. 4/15
  17. 10/9
  18. 1/10
  19. 7/9
  20. 14/33
  21. 5/11
  22. 1/30
  23. 11/18
  24. 5/6
  25. 1/4
  26. 1/2
  27. 1/3
  28. 3/35
  29. 1/5
  30. 15/22
  31. 1
  32. 5/44
  33. 3
  34. 14/9
  35. 3
  36. 4/11
  37. 1
  38. 2/21
  39. 1/3
  40. 2/5

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