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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 111 · 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. 1.7/9 × 3/5 =
  2. 2.6/7 × 1/2 =
  3. 3.3/8 ÷ 3/4 =
  4. 4.2/3 × 1/4 =
  5. 5.1/4 × 2/5 =
  6. 6.5/6 × 3/5 =
  7. 7.1/8 ÷ 5/6 =
  8. 8.3/4 ÷ 1/2 =
  9. 9.2/3 × 1/2 =
  10. 10.8/11 ÷ 1/11 =
  11. 11.2/3 ÷ 4/5 =
  12. 12.4/5 × 1/2 =
  13. 13.5/6 × 1/10 =
  14. 14.7/9 ÷ 1/3 =
  15. 15.1/6 ÷ 5/12 =
  16. 16.7/12 × 1/7 =
  17. 17.1/2 × 2/5 =
  18. 18.3/8 ÷ 1/2 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.3/7 × 1/12 =
  21. 21.3/5 × 1/3 =
  22. 22.1/3 × 9/10 =
  23. 23.4/9 ÷ 2/3 =
  24. 24.5/6 ÷ 1/3 =
  25. 25.1/6 ÷ 3/4 =
  26. 26.2/3 × 1/4 =
  27. 27.7/10 ÷ 1/2 =
  28. 28.1/2 × 4/7 =
  29. 29.9/10 ÷ 4/5 =
  30. 30.2/5 × 1/4 =
  31. 31.1/6 × 3/7 =
  32. 32.3/4 × 1/6 =
  33. 33.3/11 × 1/9 =
  34. 34.1/2 ÷ 9/10 =
  35. 35.4/5 × 3/4 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.1/2 ÷ 1/8 =
  39. 39.1/2 ÷ 1/2 =
  40. 40.1/6 × 2/3 =

Answer key

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

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