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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 918 · 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. 1.2/3 ÷ 4/7 =
  2. 2.3/4 × 4/11 =
  3. 3.1/2 × 8/9 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.2/3 ÷ 4/7 =
  6. 6.1/2 × 4/9 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.3/8 × 5/6 =
  9. 9.3/4 × 1/3 =
  10. 10.4/9 × 1/2 =
  11. 11.7/12 × 2/7 =
  12. 12.5/8 ÷ 1/4 =
  13. 13.8/9 × 1/10 =
  14. 14.5/6 × 1/5 =
  15. 15.3/8 ÷ 5/12 =
  16. 16.1/2 × 2/3 =
  17. 17.2/5 × 7/12 =
  18. 18.1/10 ÷ 1/4 =
  19. 19.1/3 × 3/4 =
  20. 20.2/3 × 1/2 =
  21. 21.10/11 × 1/2 =
  22. 22.1/6 ÷ 1/4 =
  23. 23.1/2 × 8/9 =
  24. 24.1/4 × 2/5 =
  25. 25.3/5 ÷ 4/5 =
  26. 26.1/8 ÷ 1/6 =
  27. 27.1/2 ÷ 1/4 =
  28. 28.7/10 ÷ 5/6 =
  29. 29.2/9 × 1/2 =
  30. 30.5/6 ÷ 2/3 =
  31. 31.2/3 ÷ 2/5 =
  32. 32.1/2 × 4/5 =
  33. 33.1/2 ÷ 1/6 =
  34. 34.3/8 × 1/3 =
  35. 35.7/9 × 3/8 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.2/5 × 1/2 =
  38. 38.2/7 × 1/2 =
  39. 39.5/12 ÷ 3/4 =
  40. 40.11/12 × 3/5 =

Answer key

  1. 7/6
  2. 3/11
  3. 4/9
  4. 1
  5. 7/6
  6. 2/9
  7. 1
  8. 5/16
  9. 1/4
  10. 2/9
  11. 1/6
  12. 5/2
  13. 4/45
  14. 1/6
  15. 9/10
  16. 1/3
  17. 7/30
  18. 2/5
  19. 1/4
  20. 1/3
  21. 5/11
  22. 2/3
  23. 4/9
  24. 1/10
  25. 3/4
  26. 3/4
  27. 2
  28. 21/25
  29. 1/9
  30. 5/4
  31. 5/3
  32. 2/5
  33. 3
  34. 1/8
  35. 7/24
  36. 1
  37. 1/5
  38. 1/7
  39. 5/9
  40. 11/20

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