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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 905 · 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 × 1/10 =
  2. 2.2/5 ÷ 2/7 =
  3. 3.3/5 × 2/3 =
  4. 4.1/2 × 2/3 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.8/9 × 1/4 =
  7. 7.10/11 × 11/12 =
  8. 8.5/12 ÷ 1/3 =
  9. 9.9/10 × 1/3 =
  10. 10.4/7 × 1/2 =
  11. 11.3/5 ÷ 3/7 =
  12. 12.1/2 × 2/3 =
  13. 13.1/2 ÷ 1/4 =
  14. 14.6/7 × 1/6 =
  15. 15.10/11 ÷ 4/5 =
  16. 16.3/10 × 2/3 =
  17. 17.2/11 ÷ 4/5 =
  18. 18.1/4 × 2/3 =
  19. 19.1/2 ÷ 7/10 =
  20. 20.1/2 ÷ 1/6 =
  21. 21.4/5 × 1/2 =
  22. 22.1/2 × 8/9 =
  23. 23.1/6 × 4/9 =
  24. 24.1/2 ÷ 3/4 =
  25. 25.4/5 ÷ 3/5 =
  26. 26.1/2 × 2/7 =
  27. 27.1/2 ÷ 1/4 =
  28. 28.2/5 × 1/2 =
  29. 29.1/2 ÷ 1/4 =
  30. 30.7/12 × 8/9 =
  31. 31.1/2 ÷ 1/2 =
  32. 32.9/10 ÷ 1/6 =
  33. 33.7/8 × 2/5 =
  34. 34.2/3 ÷ 2/3 =
  35. 35.1/3 × 3/5 =
  36. 36.3/4 ÷ 3/5 =
  37. 37.1/2 × 4/5 =
  38. 38.7/10 ÷ 1/2 =
  39. 39.3/7 × 2/3 =
  40. 40.3/4 × 2/3 =

Answer key

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

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