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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 302 · 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. 1.4/5 ÷ 1/5 =
  2. 2.9/10 × 2/3 =
  3. 3.4/9 × 1/2 =
  4. 4.6/11 × 1/2 =
  5. 5.5/8 ÷ 1/2 =
  6. 6.5/8 ÷ 1/10 =
  7. 7.1/5 ÷ 2/5 =
  8. 8.2/3 × 1/2 =
  9. 9.1/2 × 6/7 =
  10. 10.2/3 ÷ 1/3 =
  11. 11.2/3 × 3/7 =
  12. 12.3/4 × 1/6 =
  13. 13.3/4 × 2/3 =
  14. 14.3/4 ÷ 1/6 =
  15. 15.11/12 ÷ 2/3 =
  16. 16.3/4 × 7/12 =
  17. 17.3/8 × 10/11 =
  18. 18.2/3 ÷ 1/3 =
  19. 19.2/5 × 1/4 =
  20. 20.5/7 × 1/5 =
  21. 21.1/8 ÷ 1/2 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.4/5 × 1/2 =
  24. 24.1/4 ÷ 5/8 =
  25. 25.6/7 × 1/8 =
  26. 26.6/7 × 1/9 =
  27. 27.3/5 ÷ 3/5 =
  28. 28.1/9 ÷ 4/9 =
  29. 29.2/3 ÷ 6/11 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.3/5 ÷ 3/8 =
  32. 32.8/9 × 1/2 =
  33. 33.2/3 × 1/4 =
  34. 34.2/3 × 3/7 =
  35. 35.1/12 ÷ 1/2 =
  36. 36.3/4 ÷ 5/12 =
  37. 37.1/2 ÷ 1/8 =
  38. 38.1/6 × 6/7 =
  39. 39.2/3 ÷ 2/3 =
  40. 40.1/2 ÷ 1/2 =

Answer key

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

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