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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 602 · 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. 1.1/4 ÷ 1/8 =
  2. 2.1/2 × 2/9 =
  3. 3.2/5 × 1/2 =
  4. 4.5/9 × 3/4 =
  5. 5.2/9 × 1/4 =
  6. 6.3/8 ÷ 11/12 =
  7. 7.2/3 × 3/7 =
  8. 8.1/2 ÷ 1/4 =
  9. 9.1/2 × 4/5 =
  10. 10.1/12 ÷ 1/2 =
  11. 11.1/2 × 2/3 =
  12. 12.2/3 × 1/2 =
  13. 13.1/3 ÷ 2/3 =
  14. 14.8/9 × 9/10 =
  15. 15.3/5 × 1/6 =
  16. 16.1/4 × 2/3 =
  17. 17.1/2 ÷ 1/2 =
  18. 18.1/2 ÷ 1/4 =
  19. 19.1/12 ÷ 4/9 =
  20. 20.2/3 × 3/4 =
  21. 21.1/3 × 3/5 =
  22. 22.4/7 ÷ 4/5 =
  23. 23.1/2 ÷ 1/2 =
  24. 24.1/6 × 2/5 =
  25. 25.2/7 ÷ 2/3 =
  26. 26.1/8 × 4/7 =
  27. 27.5/9 × 7/10 =
  28. 28.1/2 × 2/11 =
  29. 29.6/7 × 7/11 =
  30. 30.9/10 × 5/6 =
  31. 31.7/8 ÷ 3/8 =
  32. 32.1/5 × 10/11 =
  33. 33.1/4 × 2/3 =
  34. 34.2/3 × 1/6 =
  35. 35.1/4 ÷ 1/4 =
  36. 36.4/9 × 3/11 =
  37. 37.4/5 ÷ 2/9 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/2 ÷ 1/4 =
  40. 40.4/7 × 1/2 =

Answer key

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

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