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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 990 · 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. 1.3/5 × 1/3 =
  2. 2.4/11 × 1/8 =
  3. 3.4/9 × 3/4 =
  4. 4.2/3 ÷ 1/9 =
  5. 5.1/2 ÷ 5/8 =
  6. 6.1/3 × 3/8 =
  7. 7.1/4 ÷ 11/12 =
  8. 8.8/9 × 1/4 =
  9. 9.1/12 × 3/5 =
  10. 10.6/7 ÷ 2/3 =
  11. 11.3/5 ÷ 3/10 =
  12. 12.2/3 ÷ 2/3 =
  13. 13.3/4 × 1/3 =
  14. 14.1/3 ÷ 1/3 =
  15. 15.3/4 ÷ 1/4 =
  16. 16.2/3 ÷ 7/9 =
  17. 17.2/3 × 5/6 =
  18. 18.7/10 × 2/3 =
  19. 19.3/10 × 1/6 =
  20. 20.1/2 × 2/11 =
  21. 21.3/7 × 1/3 =
  22. 22.1/2 ÷ 1/2 =
  23. 23.2/3 × 3/5 =
  24. 24.2/5 ÷ 2/9 =
  25. 25.3/7 ÷ 2/7 =
  26. 26.9/11 × 2/3 =
  27. 27.7/8 × 3/7 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.1/2 × 2/3 =
  30. 30.5/6 ÷ 1/4 =
  31. 31.1/2 × 2/5 =
  32. 32.3/7 ÷ 4/7 =
  33. 33.1/2 ÷ 3/4 =
  34. 34.2/7 × 7/9 =
  35. 35.5/8 × 8/9 =
  36. 36.3/10 ÷ 5/8 =
  37. 37.9/10 ÷ 1/4 =
  38. 38.3/4 ÷ 1/4 =
  39. 39.2/9 × 5/12 =
  40. 40.10/11 × 1/6 =

Answer key

  1. 1/5
  2. 1/22
  3. 1/3
  4. 6
  5. 4/5
  6. 1/8
  7. 3/11
  8. 2/9
  9. 1/20
  10. 9/7
  11. 2
  12. 1
  13. 1/4
  14. 1
  15. 3
  16. 6/7
  17. 5/9
  18. 7/15
  19. 1/20
  20. 1/11
  21. 1/7
  22. 1
  23. 2/5
  24. 9/5
  25. 3/2
  26. 6/11
  27. 3/8
  28. 1
  29. 1/3
  30. 10/3
  31. 1/5
  32. 3/4
  33. 2/3
  34. 2/9
  35. 5/9
  36. 12/25
  37. 18/5
  38. 3
  39. 5/54
  40. 5/33

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