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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 841 · 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. 1.8/11 × 1/6 =
  2. 2.1/2 × 2/7 =
  3. 3.1/2 × 4/7 =
  4. 4.2/3 ÷ 1/3 =
  5. 5.3/5 × 1/6 =
  6. 6.4/7 × 1/2 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.1/2 × 2/3 =
  9. 9.4/7 × 1/2 =
  10. 10.1/2 × 2/3 =
  11. 11.2/7 × 1/2 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.2/3 × 5/6 =
  14. 14.4/5 × 1/2 =
  15. 15.1/2 × 2/9 =
  16. 16.2/5 ÷ 6/7 =
  17. 17.2/11 × 7/10 =
  18. 18.1/6 × 2/7 =
  19. 19.7/10 × 4/11 =
  20. 20.4/7 ÷ 2/3 =
  21. 21.3/10 × 5/11 =
  22. 22.1/6 ÷ 1/2 =
  23. 23.4/5 × 1/2 =
  24. 24.3/4 × 8/9 =
  25. 25.3/4 ÷ 1/6 =
  26. 26.1/8 ÷ 1/8 =
  27. 27.1/6 ÷ 2/3 =
  28. 28.4/5 × 1/4 =
  29. 29.4/7 ÷ 5/7 =
  30. 30.1/2 ÷ 5/6 =
  31. 31.1/6 × 2/5 =
  32. 32.4/9 ÷ 1/9 =
  33. 33.1/2 × 4/7 =
  34. 34.1/2 × 6/7 =
  35. 35.1/6 ÷ 1/6 =
  36. 36.3/10 ÷ 9/10 =
  37. 37.1/2 × 2/5 =
  38. 38.6/11 × 1/2 =
  39. 39.1/2 × 8/9 =
  40. 40.1/2 × 2/5 =

Answer key

  1. 4/33
  2. 1/7
  3. 2/7
  4. 2
  5. 1/10
  6. 2/7
  7. 1
  8. 1/3
  9. 2/7
  10. 1/3
  11. 1/7
  12. 1
  13. 5/9
  14. 2/5
  15. 1/9
  16. 7/15
  17. 7/55
  18. 1/21
  19. 14/55
  20. 6/7
  21. 3/22
  22. 1/3
  23. 2/5
  24. 2/3
  25. 9/2
  26. 1
  27. 1/4
  28. 1/5
  29. 4/5
  30. 3/5
  31. 1/15
  32. 4
  33. 2/7
  34. 3/7
  35. 1
  36. 1/3
  37. 1/5
  38. 3/11
  39. 4/9
  40. 1/5

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