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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 864 · 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. 1.9/10 × 7/9 =
  2. 2.3/5 × 1/9 =
  3. 3.1/4 ÷ 1/6 =
  4. 4.1/6 ÷ 2/3 =
  5. 5.1/2 × 4/7 =
  6. 6.1/3 ÷ 1/3 =
  7. 7.3/4 × 4/7 =
  8. 8.2/5 × 3/4 =
  9. 9.1/2 × 2/11 =
  10. 10.4/7 ÷ 2/7 =
  11. 11.3/4 × 2/3 =
  12. 12.2/3 × 7/12 =
  13. 13.1/2 × 2/9 =
  14. 14.7/8 × 2/5 =
  15. 15.1/3 × 9/10 =
  16. 16.2/7 × 1/8 =
  17. 17.7/8 ÷ 1/2 =
  18. 18.4/5 × 1/6 =
  19. 19.4/5 × 1/2 =
  20. 20.3/4 × 2/7 =
  21. 21.9/10 × 5/9 =
  22. 22.4/5 × 1/2 =
  23. 23.3/11 × 2/3 =
  24. 24.3/10 × 2/9 =
  25. 25.2/3 ÷ 5/12 =
  26. 26.10/11 × 1/6 =
  27. 27.2/3 × 3/4 =
  28. 28.5/8 ÷ 1/2 =
  29. 29.2/3 × 1/2 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.6/7 × 1/8 =
  32. 32.1/9 × 3/4 =
  33. 33.4/5 × 1/2 =
  34. 34.1/6 ÷ 1/3 =
  35. 35.7/10 ÷ 1/2 =
  36. 36.3/4 ÷ 1/2 =
  37. 37.2/3 × 3/5 =
  38. 38.2/3 × 1/2 =
  39. 39.1/8 ÷ 1/4 =
  40. 40.7/12 ÷ 1/3 =

Answer key

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

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