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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 161 · 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. 1.9/10 ÷ 5/8 =
  2. 2.1/6 × 3/7 =
  3. 3.6/7 × 7/8 =
  4. 4.3/4 ÷ 1/4 =
  5. 5.1/3 ÷ 1/3 =
  6. 6.2/3 × 3/7 =
  7. 7.5/8 ÷ 7/10 =
  8. 8.1/2 ÷ 1/4 =
  9. 9.5/6 ÷ 3/10 =
  10. 10.1/4 ÷ 1/6 =
  11. 11.2/9 × 6/7 =
  12. 12.1/2 ÷ 1/4 =
  13. 13.2/9 × 3/7 =
  14. 14.1/2 ÷ 3/4 =
  15. 15.1/12 ÷ 2/3 =
  16. 16.3/7 × 2/3 =
  17. 17.2/11 × 1/2 =
  18. 18.1/2 × 8/9 =
  19. 19.2/3 ÷ 2/5 =
  20. 20.2/11 ÷ 2/3 =
  21. 21.1/6 × 3/5 =
  22. 22.1/6 ÷ 2/3 =
  23. 23.1/2 × 2/5 =
  24. 24.3/7 × 1/9 =
  25. 25.7/8 ÷ 3/8 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.2/5 × 7/12 =
  28. 28.2/3 × 1/4 =
  29. 29.1/12 × 9/11 =
  30. 30.1/3 × 3/4 =
  31. 31.1/2 × 2/3 =
  32. 32.7/8 ÷ 1/6 =
  33. 33.1/3 ÷ 2/3 =
  34. 34.2/3 ÷ 8/9 =
  35. 35.4/7 × 3/8 =
  36. 36.1/2 ÷ 1/4 =
  37. 37.2/9 ÷ 4/5 =
  38. 38.3/5 × 1/3 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.2/5 ÷ 2/5 =

Answer key

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

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