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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 883 · 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. 1.10/11 ÷ 4/9 =
  2. 2.1/8 × 2/3 =
  3. 3.1/2 × 2/3 =
  4. 4.2/3 × 7/10 =
  5. 5.3/7 × 1/6 =
  6. 6.5/6 × 3/4 =
  7. 7.1/2 × 2/5 =
  8. 8.3/4 × 1/3 =
  9. 9.1/2 × 2/5 =
  10. 10.11/12 × 2/3 =
  11. 11.2/3 × 5/6 =
  12. 12.1/5 ÷ 4/5 =
  13. 13.9/10 ÷ 1/8 =
  14. 14.4/11 × 1/2 =
  15. 15.9/10 ÷ 1/2 =
  16. 16.2/3 × 1/4 =
  17. 17.2/3 × 1/6 =
  18. 18.5/6 × 3/11 =
  19. 19.1/2 ÷ 7/8 =
  20. 20.1/4 ÷ 1/8 =
  21. 21.8/11 × 1/4 =
  22. 22.9/10 × 4/11 =
  23. 23.1/3 ÷ 2/3 =
  24. 24.3/4 ÷ 1/2 =
  25. 25.2/3 ÷ 10/11 =
  26. 26.10/11 ÷ 2/3 =
  27. 27.3/4 ÷ 1/8 =
  28. 28.3/5 × 1/6 =
  29. 29.1/4 ÷ 1/2 =
  30. 30.1/2 ÷ 1/4 =
  31. 31.1/6 ÷ 1/3 =
  32. 32.1/2 × 2/5 =
  33. 33.2/9 × 6/7 =
  34. 34.5/6 ÷ 1/12 =
  35. 35.2/3 × 5/6 =
  36. 36.1/2 ÷ 1/10 =
  37. 37.2/3 ÷ 6/11 =
  38. 38.3/4 ÷ 1/12 =
  39. 39.2/3 ÷ 4/5 =
  40. 40.5/6 ÷ 1/6 =

Answer key

  1. 45/22
  2. 1/12
  3. 1/3
  4. 7/15
  5. 1/14
  6. 5/8
  7. 1/5
  8. 1/4
  9. 1/5
  10. 11/18
  11. 5/9
  12. 1/4
  13. 36/5
  14. 2/11
  15. 9/5
  16. 1/6
  17. 1/9
  18. 5/22
  19. 4/7
  20. 2
  21. 2/11
  22. 18/55
  23. 1/2
  24. 3/2
  25. 11/15
  26. 15/11
  27. 6
  28. 1/10
  29. 1/2
  30. 2
  31. 1/2
  32. 1/5
  33. 4/21
  34. 10
  35. 5/9
  36. 5
  37. 11/9
  38. 9
  39. 5/6
  40. 5

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