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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 157 · 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. 1.4/5 × 1/8 =
  2. 2.5/8 × 2/3 =
  3. 3.1/3 ÷ 1/3 =
  4. 4.1/10 ÷ 3/4 =
  5. 5.1/3 × 3/5 =
  6. 6.5/6 × 3/4 =
  7. 7.1/2 ÷ 1/2 =
  8. 8.5/6 ÷ 1/3 =
  9. 9.1/10 ÷ 3/4 =
  10. 10.2/11 × 1/2 =
  11. 11.6/7 × 1/3 =
  12. 12.5/6 × 1/5 =
  13. 13.2/3 × 1/2 =
  14. 14.2/3 ÷ 2/3 =
  15. 15.1/2 ÷ 1/4 =
  16. 16.10/11 ÷ 2/3 =
  17. 17.2/3 × 11/12 =
  18. 18.1/2 ÷ 1/4 =
  19. 19.3/8 × 1/3 =
  20. 20.1/6 × 9/10 =
  21. 21.3/4 ÷ 1/2 =
  22. 22.3/4 × 4/9 =
  23. 23.2/5 × 11/12 =
  24. 24.2/3 × 1/2 =
  25. 25.4/5 × 1/2 =
  26. 26.5/6 × 1/10 =
  27. 27.1/3 ÷ 1/3 =
  28. 28.4/5 ÷ 1/5 =
  29. 29.2/5 × 3/4 =
  30. 30.2/3 ÷ 2/9 =
  31. 31.5/11 ÷ 2/11 =
  32. 32.1/2 × 4/5 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.2/7 × 1/2 =
  35. 35.4/5 ÷ 1/5 =
  36. 36.1/2 ÷ 1/2 =
  37. 37.8/11 × 1/2 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.5/6 ÷ 5/9 =
  40. 40.3/7 × 7/8 =

Answer key

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

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