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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 178 · 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 ÷ 2/3 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.5/12 ÷ 2/3 =
  4. 4.2/3 ÷ 7/9 =
  5. 5.1/2 × 2/5 =
  6. 6.3/8 × 1/3 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.2/5 × 1/2 =
  9. 9.2/3 × 1/2 =
  10. 10.1/4 ÷ 3/4 =
  11. 11.10/11 × 5/6 =
  12. 12.1/2 ÷ 7/10 =
  13. 13.3/10 ÷ 3/4 =
  14. 14.1/6 × 2/7 =
  15. 15.3/7 × 7/9 =
  16. 16.3/4 × 1/3 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.8/9 ÷ 2/3 =
  19. 19.1/4 ÷ 9/10 =
  20. 20.1/11 ÷ 10/11 =
  21. 21.1/2 ÷ 1/4 =
  22. 22.1/2 ÷ 5/8 =
  23. 23.5/6 ÷ 5/6 =
  24. 24.5/6 ÷ 2/9 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.2/3 × 5/6 =
  27. 27.5/6 × 3/4 =
  28. 28.3/4 × 2/3 =
  29. 29.3/11 × 1/3 =
  30. 30.1/3 ÷ 2/3 =
  31. 31.1/2 × 4/7 =
  32. 32.2/3 × 3/5 =
  33. 33.1/2 ÷ 11/12 =
  34. 34.4/11 × 1/8 =
  35. 35.1/4 ÷ 3/4 =
  36. 36.2/3 × 1/2 =
  37. 37.2/3 × 1/6 =
  38. 38.6/7 × 1/2 =
  39. 39.3/10 ÷ 1/2 =
  40. 40.3/10 × 8/9 =

Answer key

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

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