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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 888 · 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. 1.2/5 × 3/4 =
  2. 2.3/4 ÷ 3/10 =
  3. 3.4/11 × 1/4 =
  4. 4.1/2 × 2/3 =
  5. 5.2/5 ÷ 2/3 =
  6. 6.1/3 ÷ 4/9 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.1/3 × 3/4 =
  9. 9.1/6 ÷ 1/3 =
  10. 10.1/6 ÷ 3/10 =
  11. 11.2/3 × 3/10 =
  12. 12.2/3 × 1/2 =
  13. 13.2/3 ÷ 4/5 =
  14. 14.6/7 × 2/3 =
  15. 15.2/5 × 1/10 =
  16. 16.1/2 ÷ 3/4 =
  17. 17.2/7 × 3/4 =
  18. 18.5/6 × 2/7 =
  19. 19.4/11 × 3/4 =
  20. 20.2/3 ÷ 5/6 =
  21. 21.3/8 ÷ 1/2 =
  22. 22.5/6 × 2/3 =
  23. 23.3/10 ÷ 1/5 =
  24. 24.3/11 × 1/6 =
  25. 25.11/12 ÷ 1/2 =
  26. 26.5/7 × 7/12 =
  27. 27.5/7 ÷ 5/12 =
  28. 28.5/9 × 3/8 =
  29. 29.3/4 ÷ 1/2 =
  30. 30.1/3 ÷ 2/3 =
  31. 31.5/12 ÷ 1/4 =
  32. 32.3/4 × 1/12 =
  33. 33.3/4 ÷ 9/11 =
  34. 34.1/3 ÷ 8/9 =
  35. 35.3/5 × 5/12 =
  36. 36.3/8 × 1/6 =
  37. 37.1/2 × 2/11 =
  38. 38.6/7 × 2/3 =
  39. 39.1/6 ÷ 3/4 =
  40. 40.5/8 ÷ 1/4 =

Answer key

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

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