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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 952 · 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. 1.1/4 × 2/5 =
  2. 2.5/6 ÷ 3/8 =
  3. 3.3/4 × 1/3 =
  4. 4.1/9 × 6/7 =
  5. 5.8/9 ÷ 1/6 =
  6. 6.9/10 × 1/3 =
  7. 7.2/7 × 1/8 =
  8. 8.1/2 × 4/9 =
  9. 9.1/4 ÷ 1/2 =
  10. 10.1/3 × 6/7 =
  11. 11.2/3 × 1/2 =
  12. 12.10/11 × 5/6 =
  13. 13.9/10 ÷ 1/4 =
  14. 14.3/4 × 1/9 =
  15. 15.2/9 × 6/7 =
  16. 16.2/3 ÷ 2/3 =
  17. 17.1/6 ÷ 2/3 =
  18. 18.1/3 × 3/4 =
  19. 19.1/4 × 2/9 =
  20. 20.1/2 ÷ 9/10 =
  21. 21.5/6 × 4/5 =
  22. 22.4/5 × 1/6 =
  23. 23.3/5 ÷ 3/4 =
  24. 24.1/3 ÷ 1/3 =
  25. 25.7/9 × 9/11 =
  26. 26.3/8 × 5/6 =
  27. 27.2/3 × 5/12 =
  28. 28.3/5 ÷ 3/5 =
  29. 29.1/2 × 2/3 =
  30. 30.2/9 × 1/2 =
  31. 31.3/4 ÷ 1/2 =
  32. 32.4/5 × 1/6 =
  33. 33.4/5 × 10/11 =
  34. 34.5/8 ÷ 1/6 =
  35. 35.1/4 × 6/11 =
  36. 36.1/2 ÷ 11/12 =
  37. 37.7/9 × 1/7 =
  38. 38.1/3 × 3/5 =
  39. 39.6/11 × 1/2 =
  40. 40.7/9 × 3/4 =

Answer key

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

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