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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 994 · 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. 1.2/3 ÷ 7/12 =
  2. 2.1/4 ÷ 1/2 =
  3. 3.1/6 ÷ 1/3 =
  4. 4.2/5 × 11/12 =
  5. 5.2/3 ÷ 1/3 =
  6. 6.1/4 × 2/9 =
  7. 7.1/6 ÷ 3/10 =
  8. 8.5/12 × 6/11 =
  9. 9.3/7 ÷ 3/4 =
  10. 10.2/3 ÷ 2/7 =
  11. 11.1/4 × 8/11 =
  12. 12.4/9 × 1/2 =
  13. 13.7/12 × 3/4 =
  14. 14.3/10 ÷ 1/4 =
  15. 15.3/8 × 6/7 =
  16. 16.3/4 ÷ 7/8 =
  17. 17.10/11 × 2/5 =
  18. 18.3/4 × 5/6 =
  19. 19.6/7 × 1/4 =
  20. 20.2/3 × 1/2 =
  21. 21.6/7 ÷ 3/4 =
  22. 22.5/8 × 1/5 =
  23. 23.3/8 × 4/5 =
  24. 24.1/4 × 2/3 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.4/11 × 1/6 =
  27. 27.5/9 ÷ 1/3 =
  28. 28.1/3 × 3/4 =
  29. 29.7/12 × 5/7 =
  30. 30.6/11 × 11/12 =
  31. 31.1/2 × 4/5 =
  32. 32.1/2 ÷ 1/2 =
  33. 33.1/4 ÷ 1/4 =
  34. 34.7/9 × 2/7 =
  35. 35.7/8 ÷ 7/8 =
  36. 36.3/4 ÷ 1/4 =
  37. 37.4/5 ÷ 6/11 =
  38. 38.2/7 × 1/2 =
  39. 39.1/4 × 2/3 =
  40. 40.4/5 × 1/2 =

Answer key

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

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