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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 745 · 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. 1.3/4 ÷ 1/2 =
  2. 2.4/5 × 1/2 =
  3. 3.3/11 ÷ 8/11 =
  4. 4.10/11 × 5/6 =
  5. 5.2/5 × 10/11 =
  6. 6.7/11 × 1/7 =
  7. 7.5/7 ÷ 5/11 =
  8. 8.3/10 × 2/3 =
  9. 9.1/2 ÷ 1/2 =
  10. 10.1/2 ÷ 1/4 =
  11. 11.2/9 ÷ 1/3 =
  12. 12.1/2 ÷ 5/12 =
  13. 13.6/11 ÷ 1/11 =
  14. 14.1/8 × 2/5 =
  15. 15.1/6 ÷ 2/3 =
  16. 16.2/3 ÷ 2/3 =
  17. 17.4/5 × 1/4 =
  18. 18.1/2 ÷ 3/4 =
  19. 19.5/11 × 7/10 =
  20. 20.5/6 ÷ 1/2 =
  21. 21.1/2 × 2/3 =
  22. 22.1/3 ÷ 5/12 =
  23. 23.4/5 ÷ 4/7 =
  24. 24.3/5 ÷ 3/5 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.1/3 × 3/7 =
  27. 27.2/5 ÷ 10/11 =
  28. 28.1/4 ÷ 1/4 =
  29. 29.1/7 ÷ 2/7 =
  30. 30.2/3 ÷ 1/12 =
  31. 31.2/5 ÷ 1/5 =
  32. 32.1/4 × 4/7 =
  33. 33.8/9 ÷ 1/12 =
  34. 34.1/2 ÷ 3/8 =
  35. 35.4/9 ÷ 5/6 =
  36. 36.1/2 × 2/3 =
  37. 37.1/2 × 2/7 =
  38. 38.4/11 × 1/2 =
  39. 39.9/10 ÷ 1/2 =
  40. 40.2/5 × 3/4 =

Answer key

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

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