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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 363 · 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 × 2/3 =
  2. 2.2/3 × 1/2 =
  3. 3.1/4 ÷ 1/2 =
  4. 4.9/10 × 4/5 =
  5. 5.9/10 ÷ 1/4 =
  6. 6.2/3 × 1/2 =
  7. 7.2/5 × 5/11 =
  8. 8.3/5 ÷ 2/5 =
  9. 9.3/4 × 5/6 =
  10. 10.4/9 × 3/4 =
  11. 11.3/4 ÷ 3/4 =
  12. 12.3/4 × 2/3 =
  13. 13.6/11 × 8/9 =
  14. 14.3/4 × 2/3 =
  15. 15.3/5 × 2/3 =
  16. 16.3/10 × 2/3 =
  17. 17.1/3 × 3/5 =
  18. 18.4/9 × 9/10 =
  19. 19.2/3 ÷ 8/9 =
  20. 20.2/3 ÷ 4/9 =
  21. 21.3/4 ÷ 1/4 =
  22. 22.2/5 × 1/2 =
  23. 23.2/9 × 1/4 =
  24. 24.8/9 × 1/2 =
  25. 25.7/12 × 3/5 =
  26. 26.2/3 × 5/6 =
  27. 27.5/8 ÷ 1/2 =
  28. 28.1/2 × 8/11 =
  29. 29.1/2 ÷ 1/2 =
  30. 30.2/3 ÷ 1/3 =
  31. 31.1/5 ÷ 2/5 =
  32. 32.4/11 × 3/4 =
  33. 33.2/5 × 1/8 =
  34. 34.6/7 × 1/3 =
  35. 35.6/7 ÷ 3/4 =
  36. 36.1/6 ÷ 2/3 =
  37. 37.3/8 × 2/3 =
  38. 38.1/6 ÷ 7/10 =
  39. 39.1/2 ÷ 1/6 =
  40. 40.3/4 × 5/6 =

Answer key

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

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