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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 116 · 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. 1.1/3 × 9/10 =
  2. 2.7/12 × 4/9 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.1/2 × 2/7 =
  5. 5.1/8 ÷ 1/6 =
  6. 6.5/8 ÷ 1/2 =
  7. 7.3/5 × 7/9 =
  8. 8.3/7 ÷ 1/7 =
  9. 9.1/2 × 2/3 =
  10. 10.8/9 ÷ 2/5 =
  11. 11.1/4 ÷ 3/10 =
  12. 12.1/6 × 2/3 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.1/2 × 8/11 =
  15. 15.3/4 ÷ 1/2 =
  16. 16.5/6 ÷ 1/2 =
  17. 17.10/11 ÷ 2/7 =
  18. 18.5/8 ÷ 1/2 =
  19. 19.3/5 × 2/3 =
  20. 20.6/7 ÷ 3/4 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.1/2 ÷ 3/10 =
  23. 23.9/10 ÷ 1/2 =
  24. 24.1/6 × 2/7 =
  25. 25.1/3 ÷ 2/3 =
  26. 26.3/5 × 1/3 =
  27. 27.7/12 ÷ 1/2 =
  28. 28.1/5 ÷ 1/5 =
  29. 29.4/5 × 1/4 =
  30. 30.1/2 ÷ 3/4 =
  31. 31.1/4 ÷ 1/4 =
  32. 32.1/3 ÷ 8/9 =
  33. 33.1/4 × 2/11 =
  34. 34.6/7 × 1/2 =
  35. 35.1/2 × 2/5 =
  36. 36.5/11 × 3/5 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.11/12 × 3/4 =
  39. 39.3/10 ÷ 3/7 =
  40. 40.1/5 × 5/12 =

Answer key

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

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