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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 536 · 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. 1.3/7 × 2/3 =
  2. 2.1/4 × 4/5 =
  3. 3.2/3 × 3/10 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.1/2 ÷ 1/4 =
  6. 6.1/6 ÷ 1/2 =
  7. 7.3/4 × 6/7 =
  8. 8.1/2 ÷ 1/6 =
  9. 9.3/4 ÷ 1/4 =
  10. 10.1/3 ÷ 4/9 =
  11. 11.4/5 × 3/4 =
  12. 12.6/7 × 1/2 =
  13. 13.2/3 × 3/5 =
  14. 14.1/2 × 2/5 =
  15. 15.1/2 ÷ 1/2 =
  16. 16.1/4 × 2/7 =
  17. 17.1/5 ÷ 3/5 =
  18. 18.10/11 × 1/2 =
  19. 19.4/5 ÷ 4/11 =
  20. 20.5/8 × 4/7 =
  21. 21.2/9 × 3/7 =
  22. 22.2/7 × 1/2 =
  23. 23.1/6 ÷ 2/3 =
  24. 24.2/3 ÷ 2/11 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.1/2 × 2/5 =
  27. 27.1/8 ÷ 1/2 =
  28. 28.1/2 ÷ 1/4 =
  29. 29.1/2 × 4/7 =
  30. 30.7/11 ÷ 5/11 =
  31. 31.4/7 × 1/12 =
  32. 32.9/11 × 1/3 =
  33. 33.5/12 × 3/7 =
  34. 34.1/2 ÷ 1/2 =
  35. 35.2/3 × 1/2 =
  36. 36.8/11 × 1/2 =
  37. 37.1/4 ÷ 1/2 =
  38. 38.1/5 × 5/8 =
  39. 39.1/4 ÷ 5/6 =
  40. 40.1/3 × 3/8 =

Answer key

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

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