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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 204 · 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 × 1/10 =
  2. 2.5/9 ÷ 1/3 =
  3. 3.3/7 × 5/9 =
  4. 4.2/3 × 1/12 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.2/5 × 3/4 =
  7. 7.1/5 × 5/8 =
  8. 8.4/5 × 1/2 =
  9. 9.2/5 ÷ 10/11 =
  10. 10.2/3 ÷ 1/3 =
  11. 11.8/9 ÷ 1/9 =
  12. 12.2/3 × 5/8 =
  13. 13.1/2 ÷ 7/8 =
  14. 14.1/3 ÷ 2/3 =
  15. 15.1/2 × 2/3 =
  16. 16.1/2 ÷ 1/12 =
  17. 17.2/3 ÷ 1/3 =
  18. 18.2/5 × 9/10 =
  19. 19.3/7 × 1/3 =
  20. 20.1/2 ÷ 5/6 =
  21. 21.8/11 ÷ 1/11 =
  22. 22.1/6 ÷ 1/4 =
  23. 23.2/3 × 3/11 =
  24. 24.1/2 ÷ 1/12 =
  25. 25.5/7 ÷ 4/7 =
  26. 26.7/10 × 3/7 =
  27. 27.11/12 ÷ 1/4 =
  28. 28.3/5 × 2/3 =
  29. 29.6/11 × 1/2 =
  30. 30.2/3 × 1/2 =
  31. 31.3/4 ÷ 7/10 =
  32. 32.1/2 ÷ 3/4 =
  33. 33.2/3 × 6/7 =
  34. 34.2/3 × 1/8 =
  35. 35.1/2 × 2/5 =
  36. 36.1/6 × 3/5 =
  37. 37.1/5 × 5/6 =
  38. 38.4/7 × 7/10 =
  39. 39.1/2 × 2/3 =
  40. 40.1/6 ÷ 2/9 =

Answer key

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

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