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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 42 · 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. 1.7/10 ÷ 3/10 =
  2. 2.1/10 ÷ 1/2 =
  3. 3.11/12 × 2/3 =
  4. 4.7/10 ÷ 1/10 =
  5. 5.3/4 ÷ 3/11 =
  6. 6.2/5 ÷ 2/5 =
  7. 7.5/6 × 2/5 =
  8. 8.2/3 × 1/2 =
  9. 9.9/10 × 2/3 =
  10. 10.1/3 × 3/11 =
  11. 11.2/5 × 1/4 =
  12. 12.4/5 ÷ 2/3 =
  13. 13.4/11 × 1/2 =
  14. 14.3/8 × 8/11 =
  15. 15.3/8 × 1/3 =
  16. 16.4/11 × 1/6 =
  17. 17.7/12 × 3/5 =
  18. 18.1/3 ÷ 5/6 =
  19. 19.1/4 × 4/5 =
  20. 20.2/9 × 1/6 =
  21. 21.3/5 × 1/12 =
  22. 22.1/2 ÷ 5/6 =
  23. 23.3/10 ÷ 1/5 =
  24. 24.4/7 × 1/6 =
  25. 25.3/4 ÷ 7/12 =
  26. 26.2/11 × 5/8 =
  27. 27.8/9 × 5/6 =
  28. 28.2/3 ÷ 6/7 =
  29. 29.10/11 ÷ 4/5 =
  30. 30.1/3 × 6/7 =
  31. 31.9/10 ÷ 1/5 =
  32. 32.1/4 ÷ 1/2 =
  33. 33.1/2 ÷ 3/4 =
  34. 34.1/4 ÷ 1/2 =
  35. 35.1/6 ÷ 1/10 =
  36. 36.3/5 × 1/6 =
  37. 37.2/3 ÷ 1/9 =
  38. 38.2/3 ÷ 2/3 =
  39. 39.3/8 ÷ 1/2 =
  40. 40.1/2 × 6/7 =

Answer key

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

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