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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 854 · 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. 1.7/9 × 3/8 =
  2. 2.4/5 ÷ 8/11 =
  3. 3.1/6 ÷ 1/2 =
  4. 4.4/7 ÷ 10/11 =
  5. 5.3/4 × 1/3 =
  6. 6.1/2 × 2/3 =
  7. 7.4/5 × 3/4 =
  8. 8.3/4 × 2/7 =
  9. 9.2/11 × 1/2 =
  10. 10.3/4 ÷ 1/8 =
  11. 11.2/3 ÷ 1/3 =
  12. 12.7/10 ÷ 1/6 =
  13. 13.10/11 × 1/4 =
  14. 14.1/4 ÷ 5/12 =
  15. 15.2/3 × 1/2 =
  16. 16.1/2 ÷ 1/8 =
  17. 17.1/4 × 4/7 =
  18. 18.7/10 ÷ 3/5 =
  19. 19.7/12 ÷ 3/4 =
  20. 20.1/4 × 4/7 =
  21. 21.1/2 × 2/5 =
  22. 22.3/4 × 4/5 =
  23. 23.1/8 ÷ 3/4 =
  24. 24.2/7 × 5/8 =
  25. 25.2/3 ÷ 2/7 =
  26. 26.1/3 ÷ 2/3 =
  27. 27.1/3 ÷ 1/6 =
  28. 28.11/12 ÷ 1/4 =
  29. 29.8/9 ÷ 1/3 =
  30. 30.1/2 × 2/3 =
  31. 31.2/3 × 3/7 =
  32. 32.3/5 ÷ 2/5 =
  33. 33.3/5 ÷ 3/4 =
  34. 34.1/2 × 2/3 =
  35. 35.2/5 × 1/2 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.1/2 ÷ 3/4 =
  38. 38.1/2 × 6/11 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.2/5 × 1/4 =

Answer key

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

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