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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 566 · 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. 1.3/4 × 2/11 =
  2. 2.2/3 × 7/12 =
  3. 3.9/10 ÷ 1/2 =
  4. 4.1/2 ÷ 3/4 =
  5. 5.1/2 ÷ 1/10 =
  6. 6.1/12 ÷ 1/2 =
  7. 7.1/2 ÷ 1/4 =
  8. 8.5/6 × 1/5 =
  9. 9.2/3 ÷ 2/3 =
  10. 10.1/2 × 2/5 =
  11. 11.1/9 ÷ 2/3 =
  12. 12.1/2 ÷ 1/2 =
  13. 13.7/9 × 4/7 =
  14. 14.3/4 ÷ 3/5 =
  15. 15.10/11 × 5/6 =
  16. 16.1/3 ÷ 1/9 =
  17. 17.7/9 × 3/5 =
  18. 18.5/7 ÷ 5/8 =
  19. 19.1/3 × 3/8 =
  20. 20.7/8 ÷ 1/8 =
  21. 21.3/5 × 4/9 =
  22. 22.1/8 × 8/9 =
  23. 23.3/5 × 5/6 =
  24. 24.2/7 × 9/10 =
  25. 25.1/9 ÷ 1/6 =
  26. 26.2/3 × 1/8 =
  27. 27.5/6 ÷ 1/2 =
  28. 28.8/9 ÷ 4/5 =
  29. 29.1/2 ÷ 1/2 =
  30. 30.2/5 × 10/11 =
  31. 31.3/4 ÷ 5/6 =
  32. 32.1/4 ÷ 3/8 =
  33. 33.1/3 ÷ 1/3 =
  34. 34.5/12 × 3/4 =
  35. 35.1/4 × 2/3 =
  36. 36.9/10 ÷ 5/8 =
  37. 37.2/3 × 3/8 =
  38. 38.2/5 × 3/8 =
  39. 39.2/5 ÷ 6/7 =
  40. 40.5/7 × 9/10 =

Answer key

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

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