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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 431 · 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. 1.4/5 × 1/4 =
  2. 2.1/3 ÷ 2/3 =
  3. 3.1/2 ÷ 7/10 =
  4. 4.1/3 × 3/5 =
  5. 5.3/5 × 2/3 =
  6. 6.3/4 ÷ 3/5 =
  7. 7.6/7 ÷ 3/7 =
  8. 8.1/3 × 3/11 =
  9. 9.2/3 ÷ 2/5 =
  10. 10.8/9 ÷ 4/11 =
  11. 11.4/5 × 5/9 =
  12. 12.5/11 × 9/10 =
  13. 13.1/2 ÷ 3/10 =
  14. 14.1/2 × 8/11 =
  15. 15.8/9 × 1/2 =
  16. 16.3/5 ÷ 3/11 =
  17. 17.4/7 ÷ 2/3 =
  18. 18.3/4 ÷ 9/10 =
  19. 19.1/2 × 2/7 =
  20. 20.3/4 × 2/5 =
  21. 21.2/3 × 3/4 =
  22. 22.3/11 × 1/3 =
  23. 23.2/5 × 1/2 =
  24. 24.3/5 ÷ 9/10 =
  25. 25.2/3 × 7/8 =
  26. 26.1/6 × 3/7 =
  27. 27.4/5 ÷ 2/7 =
  28. 28.7/12 ÷ 5/8 =
  29. 29.3/5 ÷ 3/5 =
  30. 30.1/2 ÷ 1/2 =
  31. 31.1/4 ÷ 1/4 =
  32. 32.1/6 ÷ 7/8 =
  33. 33.7/10 ÷ 5/8 =
  34. 34.1/2 × 2/3 =
  35. 35.1/12 ÷ 2/3 =
  36. 36.1/4 × 2/3 =
  37. 37.2/3 ÷ 2/3 =
  38. 38.1/3 ÷ 1/3 =
  39. 39.5/7 ÷ 5/7 =
  40. 40.2/5 ÷ 4/9 =

Answer key

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

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