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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 934 · 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. 1.4/7 × 1/8 =
  2. 2.1/2 × 2/5 =
  3. 3.1/2 ÷ 3/4 =
  4. 4.1/3 ÷ 5/6 =
  5. 5.1/3 ÷ 1/9 =
  6. 6.1/4 × 6/7 =
  7. 7.1/5 ÷ 1/5 =
  8. 8.2/3 ÷ 5/12 =
  9. 9.2/3 × 1/2 =
  10. 10.6/7 × 3/10 =
  11. 11.2/3 × 1/8 =
  12. 12.1/4 × 2/3 =
  13. 13.1/8 × 4/11 =
  14. 14.2/5 ÷ 2/3 =
  15. 15.3/8 ÷ 3/4 =
  16. 16.2/5 ÷ 2/9 =
  17. 17.3/8 × 2/3 =
  18. 18.1/2 ÷ 1/4 =
  19. 19.1/2 × 10/11 =
  20. 20.1/5 ÷ 1/10 =
  21. 21.2/3 ÷ 1/3 =
  22. 22.2/3 ÷ 1/3 =
  23. 23.3/10 ÷ 1/6 =
  24. 24.1/5 × 5/11 =
  25. 25.1/2 ÷ 5/8 =
  26. 26.3/4 × 1/3 =
  27. 27.1/2 ÷ 1/4 =
  28. 28.3/4 × 2/5 =
  29. 29.7/12 × 2/5 =
  30. 30.4/5 ÷ 8/11 =
  31. 31.5/12 ÷ 5/6 =
  32. 32.2/3 × 1/6 =
  33. 33.3/5 ÷ 3/4 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.3/4 × 5/12 =
  36. 36.1/2 ÷ 1/8 =
  37. 37.2/3 × 3/4 =
  38. 38.5/8 × 1/5 =
  39. 39.4/9 ÷ 4/5 =
  40. 40.1/2 ÷ 1/2 =

Answer key

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

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