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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 661 · 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. 1.2/9 × 9/10 =
  2. 2.1/2 × 4/5 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.1/2 × 2/3 =
  5. 5.11/12 ÷ 11/12 =
  6. 6.5/6 ÷ 1/4 =
  7. 7.1/4 × 2/3 =
  8. 8.1/2 ÷ 1/4 =
  9. 9.1/3 ÷ 2/3 =
  10. 10.1/4 ÷ 1/2 =
  11. 11.4/5 × 1/2 =
  12. 12.8/9 × 3/4 =
  13. 13.1/3 × 3/10 =
  14. 14.8/11 ÷ 2/3 =
  15. 15.2/3 ÷ 1/3 =
  16. 16.1/3 ÷ 1/9 =
  17. 17.2/7 × 1/2 =
  18. 18.8/11 × 7/12 =
  19. 19.1/3 × 3/4 =
  20. 20.3/4 ÷ 3/11 =
  21. 21.3/4 ÷ 1/2 =
  22. 22.2/3 × 1/4 =
  23. 23.3/4 × 1/3 =
  24. 24.1/3 × 9/10 =
  25. 25.1/12 × 3/5 =
  26. 26.3/11 × 1/6 =
  27. 27.7/8 ÷ 1/2 =
  28. 28.3/11 × 1/6 =
  29. 29.1/3 ÷ 1/3 =
  30. 30.2/7 ÷ 2/3 =
  31. 31.4/11 × 1/12 =
  32. 32.1/6 ÷ 1/3 =
  33. 33.5/6 ÷ 1/4 =
  34. 34.3/4 × 2/3 =
  35. 35.3/10 × 2/3 =
  36. 36.1/9 × 6/11 =
  37. 37.1/3 × 3/5 =
  38. 38.1/2 ÷ 1/4 =
  39. 39.5/6 ÷ 1/6 =
  40. 40.2/9 × 3/4 =

Answer key

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

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