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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 542 · 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. 1.5/7 × 1/5 =
  2. 2.4/5 ÷ 2/7 =
  3. 3.3/10 ÷ 1/2 =
  4. 4.6/7 ÷ 3/10 =
  5. 5.1/4 ÷ 1/2 =
  6. 6.1/2 × 2/3 =
  7. 7.1/3 ÷ 2/3 =
  8. 8.2/3 × 3/4 =
  9. 9.3/5 × 4/9 =
  10. 10.3/4 × 2/9 =
  11. 11.1/3 ÷ 5/6 =
  12. 12.1/2 × 2/3 =
  13. 13.6/11 × 3/8 =
  14. 14.2/5 ÷ 8/9 =
  15. 15.1/3 ÷ 5/6 =
  16. 16.4/5 ÷ 7/10 =
  17. 17.1/3 ÷ 2/3 =
  18. 18.2/3 × 1/4 =
  19. 19.1/3 × 3/4 =
  20. 20.2/11 × 1/10 =
  21. 21.1/4 ÷ 5/12 =
  22. 22.4/5 × 1/2 =
  23. 23.8/9 × 5/6 =
  24. 24.3/8 × 7/9 =
  25. 25.1/6 × 2/7 =
  26. 26.2/3 ÷ 2/11 =
  27. 27.1/2 × 4/5 =
  28. 28.1/2 ÷ 5/8 =
  29. 29.2/3 × 1/6 =
  30. 30.2/3 × 1/2 =
  31. 31.3/11 × 1/3 =
  32. 32.5/6 ÷ 2/3 =
  33. 33.3/4 ÷ 1/2 =
  34. 34.1/2 × 10/11 =
  35. 35.1/4 ÷ 1/2 =
  36. 36.3/5 ÷ 1/5 =
  37. 37.1/6 × 3/8 =
  38. 38.4/5 × 1/2 =
  39. 39.3/4 ÷ 3/5 =
  40. 40.3/4 × 1/3 =

Answer key

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

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