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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 588 · 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. 1.4/9 × 1/4 =
  2. 2.3/4 ÷ 7/12 =
  3. 3.2/3 ÷ 1/3 =
  4. 4.8/9 × 1/4 =
  5. 5.1/8 ÷ 1/8 =
  6. 6.1/10 ÷ 1/12 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.5/9 × 6/7 =
  9. 9.9/10 × 2/3 =
  10. 10.1/12 ÷ 11/12 =
  11. 11.3/11 ÷ 5/11 =
  12. 12.6/11 ÷ 2/3 =
  13. 13.7/12 ÷ 7/12 =
  14. 14.5/9 ÷ 1/3 =
  15. 15.1/10 ÷ 2/5 =
  16. 16.3/4 × 1/9 =
  17. 17.1/4 × 2/3 =
  18. 18.1/2 ÷ 5/8 =
  19. 19.1/3 ÷ 2/3 =
  20. 20.2/3 × 1/2 =
  21. 21.3/4 × 6/11 =
  22. 22.4/7 ÷ 2/3 =
  23. 23.3/11 × 4/9 =
  24. 24.1/2 × 4/5 =
  25. 25.3/4 × 5/6 =
  26. 26.1/2 × 4/5 =
  27. 27.5/7 × 1/5 =
  28. 28.1/4 ÷ 1/2 =
  29. 29.3/4 × 8/9 =
  30. 30.1/6 × 2/3 =
  31. 31.1/4 ÷ 1/2 =
  32. 32.1/9 ÷ 1/6 =
  33. 33.1/3 ÷ 5/9 =
  34. 34.3/4 ÷ 5/6 =
  35. 35.1/5 × 5/6 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.4/7 ÷ 2/3 =
  38. 38.5/9 × 3/4 =
  39. 39.5/12 ÷ 3/10 =
  40. 40.1/10 ÷ 4/5 =

Answer key

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

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