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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 119 · 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. 1.4/5 × 7/12 =
  2. 2.2/3 ÷ 1/3 =
  3. 3.5/9 × 3/7 =
  4. 4.1/2 × 6/11 =
  5. 5.3/8 × 1/12 =
  6. 6.1/2 ÷ 1/8 =
  7. 7.6/11 × 1/6 =
  8. 8.1/4 ÷ 1/2 =
  9. 9.4/5 ÷ 2/7 =
  10. 10.3/4 × 2/11 =
  11. 11.1/2 × 10/11 =
  12. 12.1/2 ÷ 1/4 =
  13. 13.3/4 × 1/3 =
  14. 14.3/4 ÷ 3/5 =
  15. 15.1/3 ÷ 1/3 =
  16. 16.1/5 × 5/11 =
  17. 17.3/7 × 2/3 =
  18. 18.1/2 ÷ 1/2 =
  19. 19.1/2 × 2/5 =
  20. 20.1/10 ÷ 1/2 =
  21. 21.5/7 ÷ 5/12 =
  22. 22.3/5 × 7/12 =
  23. 23.1/4 × 4/5 =
  24. 24.3/4 × 1/6 =
  25. 25.5/12 ÷ 2/3 =
  26. 26.1/4 ÷ 1/8 =
  27. 27.3/5 × 1/3 =
  28. 28.3/10 ÷ 1/4 =
  29. 29.6/7 ÷ 4/5 =
  30. 30.6/7 × 1/4 =
  31. 31.6/7 ÷ 2/11 =
  32. 32.1/10 ÷ 1/2 =
  33. 33.4/7 × 1/4 =
  34. 34.6/11 × 2/9 =
  35. 35.7/9 ÷ 8/9 =
  36. 36.1/3 ÷ 5/6 =
  37. 37.5/7 ÷ 1/7 =
  38. 38.1/2 ÷ 3/4 =
  39. 39.5/6 ÷ 1/3 =
  40. 40.1/2 × 4/11 =

Answer key

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

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