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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 646 · 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 ÷ 2/11 =
  2. 2.3/4 ÷ 1/4 =
  3. 3.2/5 × 3/4 =
  4. 4.3/10 ÷ 3/8 =
  5. 5.1/2 ÷ 3/4 =
  6. 6.3/8 × 1/9 =
  7. 7.1/4 ÷ 1/2 =
  8. 8.11/12 × 4/5 =
  9. 9.3/10 ÷ 1/10 =
  10. 10.6/7 × 2/3 =
  11. 11.1/4 × 2/3 =
  12. 12.3/4 × 1/6 =
  13. 13.8/11 × 5/6 =
  14. 14.1/2 × 2/3 =
  15. 15.9/11 × 2/3 =
  16. 16.1/2 ÷ 1/4 =
  17. 17.7/12 × 9/11 =
  18. 18.6/7 ÷ 2/9 =
  19. 19.1/5 × 5/6 =
  20. 20.3/10 × 8/11 =
  21. 21.1/8 × 2/5 =
  22. 22.1/3 ÷ 2/9 =
  23. 23.1/4 × 2/5 =
  24. 24.4/5 ÷ 8/9 =
  25. 25.3/5 × 2/3 =
  26. 26.2/9 × 1/2 =
  27. 27.1/7 × 7/8 =
  28. 28.1/6 ÷ 1/3 =
  29. 29.2/9 ÷ 5/6 =
  30. 30.2/3 × 1/2 =
  31. 31.2/3 ÷ 2/3 =
  32. 32.3/4 × 2/3 =
  33. 33.1/2 × 2/3 =
  34. 34.7/12 ÷ 5/12 =
  35. 35.3/10 ÷ 5/8 =
  36. 36.1/12 × 9/10 =
  37. 37.1/4 × 2/7 =
  38. 38.7/8 × 2/3 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.9/10 × 2/11 =

Answer key

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

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