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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 26 · 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. 1.7/10 ÷ 1/2 =
  2. 2.1/7 ÷ 5/7 =
  3. 3.2/3 × 1/2 =
  4. 4.5/12 × 4/5 =
  5. 5.4/7 × 1/2 =
  6. 6.1/2 ÷ 1/4 =
  7. 7.1/3 ÷ 8/9 =
  8. 8.1/5 × 5/6 =
  9. 9.1/10 ÷ 3/5 =
  10. 10.1/2 × 2/5 =
  11. 11.5/12 ÷ 1/2 =
  12. 12.6/7 ÷ 2/7 =
  13. 13.6/7 × 2/3 =
  14. 14.1/2 × 4/5 =
  15. 15.1/12 × 3/5 =
  16. 16.1/12 ÷ 2/3 =
  17. 17.1/2 × 4/11 =
  18. 18.6/7 ÷ 2/5 =
  19. 19.5/6 ÷ 1/2 =
  20. 20.2/3 × 7/8 =
  21. 21.1/2 × 4/7 =
  22. 22.1/6 ÷ 1/3 =
  23. 23.2/3 × 1/2 =
  24. 24.10/11 ÷ 4/9 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.4/7 × 1/10 =
  27. 27.2/9 × 3/4 =
  28. 28.6/7 × 1/2 =
  29. 29.1/6 ÷ 2/3 =
  30. 30.4/9 ÷ 10/11 =
  31. 31.1/2 × 4/9 =
  32. 32.1/7 × 7/12 =
  33. 33.1/4 ÷ 3/4 =
  34. 34.1/2 ÷ 1/6 =
  35. 35.2/9 × 1/2 =
  36. 36.1/4 × 10/11 =
  37. 37.9/11 × 2/3 =
  38. 38.1/4 ÷ 1/2 =
  39. 39.2/7 × 1/2 =
  40. 40.1/2 × 2/3 =

Answer key

  1. 7/5
  2. 1/5
  3. 1/3
  4. 1/3
  5. 2/7
  6. 2
  7. 3/8
  8. 1/6
  9. 1/6
  10. 1/5
  11. 5/6
  12. 3
  13. 4/7
  14. 2/5
  15. 1/20
  16. 1/8
  17. 2/11
  18. 15/7
  19. 5/3
  20. 7/12
  21. 2/7
  22. 1/2
  23. 1/3
  24. 45/22
  25. 1
  26. 2/35
  27. 1/6
  28. 3/7
  29. 1/4
  30. 22/45
  31. 2/9
  32. 1/12
  33. 1/3
  34. 3
  35. 1/9
  36. 5/22
  37. 6/11
  38. 1/2
  39. 1/7
  40. 1/3

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