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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 396 · 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. 1.9/10 × 2/5 =
  2. 2.2/9 × 1/2 =
  3. 3.1/2 × 4/9 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.6/11 ÷ 4/11 =
  6. 6.3/10 × 1/3 =
  7. 7.2/3 ÷ 6/11 =
  8. 8.5/9 × 3/4 =
  9. 9.1/2 ÷ 3/10 =
  10. 10.4/7 × 3/4 =
  11. 11.1/2 ÷ 1/2 =
  12. 12.3/5 ÷ 6/11 =
  13. 13.1/9 ÷ 7/12 =
  14. 14.1/12 ÷ 1/2 =
  15. 15.5/6 × 2/3 =
  16. 16.2/11 ÷ 2/3 =
  17. 17.5/6 ÷ 7/10 =
  18. 18.6/11 ÷ 7/11 =
  19. 19.7/10 × 2/5 =
  20. 20.2/7 ÷ 1/7 =
  21. 21.1/4 ÷ 9/10 =
  22. 22.1/6 × 3/10 =
  23. 23.9/11 ÷ 3/4 =
  24. 24.2/3 × 5/6 =
  25. 25.1/3 × 6/7 =
  26. 26.5/12 ÷ 8/9 =
  27. 27.6/7 × 1/4 =
  28. 28.8/11 × 7/8 =
  29. 29.1/2 × 2/3 =
  30. 30.1/4 × 2/5 =
  31. 31.1/6 ÷ 2/3 =
  32. 32.1/2 × 2/9 =
  33. 33.2/3 × 1/6 =
  34. 34.1/2 × 2/5 =
  35. 35.6/7 × 1/3 =
  36. 36.7/10 ÷ 1/4 =
  37. 37.2/3 ÷ 5/12 =
  38. 38.2/5 × 1/2 =
  39. 39.3/7 × 5/6 =
  40. 40.2/3 × 3/4 =

Answer key

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

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