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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 76 · 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. 1.1/2 × 2/5 =
  2. 2.1/2 × 2/3 =
  3. 3.1/3 ÷ 1/12 =
  4. 4.2/5 × 1/2 =
  5. 5.1/4 ÷ 1/6 =
  6. 6.1/3 ÷ 1/3 =
  7. 7.3/10 ÷ 1/2 =
  8. 8.3/4 × 1/6 =
  9. 9.5/6 ÷ 1/4 =
  10. 10.2/3 ÷ 5/9 =
  11. 11.3/11 × 1/6 =
  12. 12.2/7 × 1/4 =
  13. 13.1/4 ÷ 1/2 =
  14. 14.1/2 ÷ 5/8 =
  15. 15.1/3 × 3/4 =
  16. 16.1/2 ÷ 1/6 =
  17. 17.6/11 × 1/4 =
  18. 18.5/12 ÷ 1/2 =
  19. 19.1/10 ÷ 5/6 =
  20. 20.3/5 × 1/3 =
  21. 21.7/9 × 5/7 =
  22. 22.4/5 × 1/2 =
  23. 23.6/11 × 9/10 =
  24. 24.1/3 × 3/7 =
  25. 25.1/2 × 4/9 =
  26. 26.1/2 × 2/3 =
  27. 27.2/5 × 3/4 =
  28. 28.7/8 ÷ 3/8 =
  29. 29.1/5 ÷ 3/10 =
  30. 30.1/2 × 4/11 =
  31. 31.1/5 × 5/6 =
  32. 32.4/5 × 1/4 =
  33. 33.4/9 × 1/4 =
  34. 34.1/2 ÷ 1/10 =
  35. 35.8/9 × 3/5 =
  36. 36.3/10 × 8/11 =
  37. 37.3/8 × 1/3 =
  38. 38.1/10 × 2/5 =
  39. 39.3/7 × 1/3 =
  40. 40.3/4 × 2/3 =

Answer key

  1. 1/5
  2. 1/3
  3. 4
  4. 1/5
  5. 3/2
  6. 1
  7. 3/5
  8. 1/8
  9. 10/3
  10. 6/5
  11. 1/22
  12. 1/14
  13. 1/2
  14. 4/5
  15. 1/4
  16. 3
  17. 3/22
  18. 5/6
  19. 3/25
  20. 1/5
  21. 5/9
  22. 2/5
  23. 27/55
  24. 1/7
  25. 2/9
  26. 1/3
  27. 3/10
  28. 7/3
  29. 2/3
  30. 2/11
  31. 1/6
  32. 1/5
  33. 1/9
  34. 5
  35. 8/15
  36. 12/55
  37. 1/8
  38. 1/25
  39. 1/7
  40. 1/2

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