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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 19 · 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. 1.2/7 ÷ 2/5 =
  2. 2.5/12 × 2/5 =
  3. 3.6/7 × 1/3 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.3/10 × 2/5 =
  6. 6.1/3 ÷ 1/3 =
  7. 7.1/2 × 2/7 =
  8. 8.1/4 ÷ 3/4 =
  9. 9.5/8 × 2/3 =
  10. 10.7/12 ÷ 7/10 =
  11. 11.3/10 ÷ 6/7 =
  12. 12.7/8 ÷ 5/8 =
  13. 13.1/2 × 2/3 =
  14. 14.3/4 × 2/9 =
  15. 15.3/5 × 5/12 =
  16. 16.1/10 × 5/9 =
  17. 17.2/3 ÷ 4/5 =
  18. 18.2/5 ÷ 3/10 =
  19. 19.3/5 × 1/6 =
  20. 20.1/2 ÷ 1/2 =
  21. 21.5/6 ÷ 1/2 =
  22. 22.3/4 × 1/3 =
  23. 23.10/11 × 1/2 =
  24. 24.4/11 ÷ 6/7 =
  25. 25.8/9 × 1/2 =
  26. 26.7/8 × 5/7 =
  27. 27.11/12 ÷ 7/12 =
  28. 28.2/3 × 1/2 =
  29. 29.7/10 ÷ 1/5 =
  30. 30.1/4 × 2/3 =
  31. 31.1/6 × 2/3 =
  32. 32.4/11 × 7/8 =
  33. 33.1/3 ÷ 2/9 =
  34. 34.5/6 ÷ 1/6 =
  35. 35.1/2 ÷ 3/4 =
  36. 36.9/10 ÷ 1/5 =
  37. 37.1/2 × 6/7 =
  38. 38.4/5 × 1/8 =
  39. 39.7/8 × 8/11 =
  40. 40.2/9 × 5/6 =

Answer key

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

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