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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 892 · 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. 1.1/4 ÷ 1/2 =
  2. 2.2/3 ÷ 2/3 =
  3. 3.1/3 × 6/7 =
  4. 4.2/5 ÷ 4/11 =
  5. 5.3/5 × 2/3 =
  6. 6.1/2 ÷ 1/2 =
  7. 7.1/8 × 2/3 =
  8. 8.1/2 × 2/3 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.3/5 ÷ 3/10 =
  11. 11.1/2 × 6/11 =
  12. 12.2/3 × 3/5 =
  13. 13.4/5 × 1/4 =
  14. 14.8/9 × 1/4 =
  15. 15.4/11 ÷ 2/9 =
  16. 16.2/3 ÷ 6/11 =
  17. 17.3/4 ÷ 1/2 =
  18. 18.5/12 ÷ 1/2 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.2/3 ÷ 2/5 =
  21. 21.1/2 × 4/7 =
  22. 22.7/10 × 1/7 =
  23. 23.2/11 × 1/12 =
  24. 24.7/9 ÷ 2/3 =
  25. 25.10/11 × 3/4 =
  26. 26.11/12 ÷ 5/8 =
  27. 27.2/3 × 3/4 =
  28. 28.7/8 ÷ 5/8 =
  29. 29.1/5 ÷ 7/10 =
  30. 30.7/12 × 2/3 =
  31. 31.4/11 ÷ 6/7 =
  32. 32.3/4 ÷ 5/6 =
  33. 33.3/4 ÷ 3/5 =
  34. 34.3/4 ÷ 3/5 =
  35. 35.4/9 × 3/8 =
  36. 36.2/3 × 1/4 =
  37. 37.1/2 × 8/9 =
  38. 38.2/9 × 3/11 =
  39. 39.1/2 × 2/3 =
  40. 40.6/7 × 1/4 =

Answer key

  1. 1/2
  2. 1
  3. 2/7
  4. 11/10
  5. 2/5
  6. 1
  7. 1/12
  8. 1/3
  9. 1
  10. 2
  11. 3/11
  12. 2/5
  13. 1/5
  14. 2/9
  15. 18/11
  16. 11/9
  17. 3/2
  18. 5/6
  19. 1
  20. 5/3
  21. 2/7
  22. 1/10
  23. 1/66
  24. 7/6
  25. 15/22
  26. 22/15
  27. 1/2
  28. 7/5
  29. 2/7
  30. 7/18
  31. 14/33
  32. 9/10
  33. 5/4
  34. 5/4
  35. 1/6
  36. 1/6
  37. 4/9
  38. 2/33
  39. 1/3
  40. 3/14

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