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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 996 · 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. 1.3/5 ÷ 4/5 =
  2. 2.1/12 ÷ 5/9 =
  3. 3.1/2 × 2/5 =
  4. 4.1/4 ÷ 1/2 =
  5. 5.1/4 × 8/11 =
  6. 6.5/8 × 2/3 =
  7. 7.2/3 × 1/4 =
  8. 8.1/3 × 9/11 =
  9. 9.4/11 × 1/8 =
  10. 10.10/11 × 1/2 =
  11. 11.4/5 × 5/6 =
  12. 12.2/3 × 1/2 =
  13. 13.1/2 × 10/11 =
  14. 14.4/5 ÷ 8/9 =
  15. 15.3/10 × 1/3 =
  16. 16.1/4 ÷ 1/8 =
  17. 17.2/5 × 5/12 =
  18. 18.2/3 × 1/2 =
  19. 19.1/3 ÷ 2/9 =
  20. 20.3/4 ÷ 1/2 =
  21. 21.3/4 × 7/9 =
  22. 22.1/6 ÷ 1/2 =
  23. 23.2/3 × 1/8 =
  24. 24.2/5 × 3/4 =
  25. 25.3/5 × 1/3 =
  26. 26.3/4 ÷ 1/4 =
  27. 27.3/4 × 2/3 =
  28. 28.1/3 ÷ 2/3 =
  29. 29.2/3 ÷ 2/5 =
  30. 30.1/5 × 5/6 =
  31. 31.1/2 ÷ 3/4 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.1/10 ÷ 1/2 =
  34. 34.1/4 × 2/3 =
  35. 35.2/5 ÷ 9/10 =
  36. 36.9/10 ÷ 3/11 =
  37. 37.4/5 ÷ 2/7 =
  38. 38.2/11 × 1/4 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.1/2 ÷ 1/2 =

Answer key

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

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