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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 959 · 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 × 2/3 =
  2. 2.1/6 ÷ 1/3 =
  3. 3.2/5 × 1/4 =
  4. 4.2/3 ÷ 2/3 =
  5. 5.4/5 × 11/12 =
  6. 6.5/7 × 2/5 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.1/2 × 6/7 =
  9. 9.11/12 ÷ 2/3 =
  10. 10.1/12 × 4/5 =
  11. 11.11/12 ÷ 5/6 =
  12. 12.7/9 ÷ 5/12 =
  13. 13.1/3 ÷ 2/3 =
  14. 14.4/9 × 3/5 =
  15. 15.4/9 × 3/10 =
  16. 16.9/10 ÷ 2/5 =
  17. 17.2/3 × 9/11 =
  18. 18.7/8 ÷ 3/4 =
  19. 19.8/11 ÷ 1/11 =
  20. 20.3/10 ÷ 2/5 =
  21. 21.1/2 ÷ 5/6 =
  22. 22.1/3 ÷ 5/6 =
  23. 23.3/4 × 2/3 =
  24. 24.1/4 ÷ 5/6 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.10/11 × 3/4 =
  27. 27.1/2 × 2/11 =
  28. 28.1/2 ÷ 11/12 =
  29. 29.3/4 × 7/9 =
  30. 30.2/3 ÷ 1/3 =
  31. 31.10/11 × 1/2 =
  32. 32.3/4 × 2/3 =
  33. 33.5/6 × 2/7 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.3/4 × 2/3 =
  36. 36.3/8 × 1/6 =
  37. 37.2/3 × 3/4 =
  38. 38.1/8 ÷ 1/2 =
  39. 39.1/5 × 10/11 =
  40. 40.2/9 × 1/2 =

Answer key

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

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