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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 723 · 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. 1.3/4 × 5/9 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.4/5 × 1/2 =
  4. 4.3/4 × 2/5 =
  5. 5.6/7 × 3/4 =
  6. 6.1/3 ÷ 1/3 =
  7. 7.2/5 ÷ 1/10 =
  8. 8.5/6 × 8/9 =
  9. 9.1/2 × 8/11 =
  10. 10.5/8 ÷ 1/2 =
  11. 11.7/8 ÷ 1/2 =
  12. 12.5/12 × 2/5 =
  13. 13.2/3 ÷ 2/5 =
  14. 14.4/7 ÷ 2/5 =
  15. 15.9/10 × 5/9 =
  16. 16.1/4 × 4/5 =
  17. 17.3/4 × 2/3 =
  18. 18.3/11 ÷ 3/4 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.1/4 ÷ 3/4 =
  21. 21.4/5 × 1/2 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.3/4 ÷ 1/2 =
  24. 24.1/3 × 3/4 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.4/9 × 6/7 =
  27. 27.1/2 ÷ 1/2 =
  28. 28.10/11 × 3/4 =
  29. 29.4/5 × 1/2 =
  30. 30.5/12 ÷ 1/6 =
  31. 31.2/3 × 3/5 =
  32. 32.6/7 × 1/2 =
  33. 33.7/8 × 2/3 =
  34. 34.1/2 × 4/5 =
  35. 35.4/11 × 1/4 =
  36. 36.4/5 ÷ 6/11 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.3/8 × 1/3 =
  39. 39.1/3 × 3/8 =
  40. 40.1/5 × 5/7 =

Answer key

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

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