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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 439 · 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. 1.4/11 × 5/8 =
  2. 2.5/6 ÷ 3/10 =
  3. 3.2/3 × 1/4 =
  4. 4.1/2 × 2/9 =
  5. 5.2/3 ÷ 4/5 =
  6. 6.2/3 ÷ 2/7 =
  7. 7.2/3 × 7/8 =
  8. 8.2/9 × 1/4 =
  9. 9.3/11 × 1/3 =
  10. 10.8/11 ÷ 2/3 =
  11. 11.2/5 × 1/12 =
  12. 12.9/10 ÷ 1/4 =
  13. 13.5/6 × 4/7 =
  14. 14.1/2 ÷ 1/4 =
  15. 15.3/4 × 8/11 =
  16. 16.3/4 × 6/11 =
  17. 17.3/4 × 4/5 =
  18. 18.1/2 × 2/3 =
  19. 19.3/5 ÷ 9/11 =
  20. 20.3/4 × 2/3 =
  21. 21.2/3 × 7/10 =
  22. 22.1/3 × 3/4 =
  23. 23.5/9 × 2/5 =
  24. 24.1/10 × 2/5 =
  25. 25.1/10 ÷ 3/4 =
  26. 26.1/3 ÷ 1/3 =
  27. 27.1/2 ÷ 1/12 =
  28. 28.2/3 × 1/4 =
  29. 29.7/8 × 2/5 =
  30. 30.3/4 × 5/6 =
  31. 31.7/12 × 2/11 =
  32. 32.1/5 ÷ 9/10 =
  33. 33.2/3 ÷ 2/7 =
  34. 34.2/3 × 1/2 =
  35. 35.4/7 × 3/4 =
  36. 36.1/3 × 3/10 =
  37. 37.5/6 ÷ 1/2 =
  38. 38.9/10 × 7/12 =
  39. 39.2/3 ÷ 2/3 =
  40. 40.7/11 × 4/7 =

Answer key

  1. 5/22
  2. 25/9
  3. 1/6
  4. 1/9
  5. 5/6
  6. 7/3
  7. 7/12
  8. 1/18
  9. 1/11
  10. 12/11
  11. 1/30
  12. 18/5
  13. 10/21
  14. 2
  15. 6/11
  16. 9/22
  17. 3/5
  18. 1/3
  19. 11/15
  20. 1/2
  21. 7/15
  22. 1/4
  23. 2/9
  24. 1/25
  25. 2/15
  26. 1
  27. 6
  28. 1/6
  29. 7/20
  30. 5/8
  31. 7/66
  32. 2/9
  33. 7/3
  34. 1/3
  35. 3/7
  36. 1/10
  37. 5/3
  38. 21/40
  39. 1
  40. 4/11

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