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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 330 · 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. 1.1/10 × 2/9 =
  2. 2.2/3 × 7/8 =
  3. 3.10/11 × 1/2 =
  4. 4.1/2 × 6/7 =
  5. 5.1/3 ÷ 7/12 =
  6. 6.1/3 ÷ 1/3 =
  7. 7.3/8 × 2/5 =
  8. 8.1/6 ÷ 1/4 =
  9. 9.2/5 × 1/2 =
  10. 10.1/12 ÷ 1/2 =
  11. 11.4/5 × 1/2 =
  12. 12.3/5 × 5/6 =
  13. 13.1/6 × 3/4 =
  14. 14.3/4 × 6/7 =
  15. 15.2/3 × 1/2 =
  16. 16.5/6 ÷ 1/2 =
  17. 17.2/5 × 9/10 =
  18. 18.1/6 ÷ 1/8 =
  19. 19.7/11 ÷ 8/11 =
  20. 20.1/2 × 2/3 =
  21. 21.1/6 × 8/11 =
  22. 22.4/5 ÷ 2/3 =
  23. 23.1/2 ÷ 1/10 =
  24. 24.4/5 × 1/8 =
  25. 25.1/3 × 3/4 =
  26. 26.5/8 × 2/5 =
  27. 27.4/9 ÷ 4/5 =
  28. 28.3/5 × 1/3 =
  29. 29.5/8 ÷ 5/12 =
  30. 30.7/9 × 2/7 =
  31. 31.2/3 × 5/6 =
  32. 32.4/11 × 1/2 =
  33. 33.2/3 × 1/2 =
  34. 34.4/5 × 1/2 =
  35. 35.3/8 ÷ 1/4 =
  36. 36.10/11 × 1/4 =
  37. 37.1/4 ÷ 1/12 =
  38. 38.1/8 ÷ 5/6 =
  39. 39.1/3 ÷ 5/6 =
  40. 40.3/5 × 11/12 =

Answer key

  1. 1/45
  2. 7/12
  3. 5/11
  4. 3/7
  5. 4/7
  6. 1
  7. 3/20
  8. 2/3
  9. 1/5
  10. 1/6
  11. 2/5
  12. 1/2
  13. 1/8
  14. 9/14
  15. 1/3
  16. 5/3
  17. 9/25
  18. 4/3
  19. 7/8
  20. 1/3
  21. 4/33
  22. 6/5
  23. 5
  24. 1/10
  25. 1/4
  26. 1/4
  27. 5/9
  28. 1/5
  29. 3/2
  30. 2/9
  31. 5/9
  32. 2/11
  33. 1/3
  34. 2/5
  35. 3/2
  36. 5/22
  37. 3
  38. 3/20
  39. 2/5
  40. 11/20

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