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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 289 · 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 × 6/7 =
  2. 2.5/8 × 2/3 =
  3. 3.2/7 × 5/12 =
  4. 4.1/3 ÷ 5/6 =
  5. 5.4/11 × 1/8 =
  6. 6.1/3 × 6/7 =
  7. 7.1/6 × 2/3 =
  8. 8.9/10 × 4/7 =
  9. 9.2/3 × 1/2 =
  10. 10.1/2 × 2/11 =
  11. 11.2/7 × 5/6 =
  12. 12.2/3 × 3/4 =
  13. 13.1/2 ÷ 3/4 =
  14. 14.5/6 ÷ 1/3 =
  15. 15.2/3 × 3/4 =
  16. 16.5/12 ÷ 2/3 =
  17. 17.1/8 × 2/7 =
  18. 18.5/8 × 2/5 =
  19. 19.5/7 × 1/5 =
  20. 20.2/5 × 3/4 =
  21. 21.9/10 ÷ 5/12 =
  22. 22.4/7 ÷ 2/11 =
  23. 23.2/3 × 1/2 =
  24. 24.9/11 ÷ 3/4 =
  25. 25.4/5 ÷ 2/3 =
  26. 26.1/4 ÷ 1/2 =
  27. 27.5/9 × 1/5 =
  28. 28.2/3 × 1/2 =
  29. 29.1/6 ÷ 3/4 =
  30. 30.1/2 × 2/3 =
  31. 31.3/11 ÷ 3/8 =
  32. 32.2/5 × 1/2 =
  33. 33.1/2 × 4/9 =
  34. 34.3/4 × 2/3 =
  35. 35.1/3 ÷ 2/9 =
  36. 36.2/5 ÷ 4/5 =
  37. 37.4/11 × 1/2 =
  38. 38.2/9 × 11/12 =
  39. 39.2/5 ÷ 10/11 =
  40. 40.1/2 × 4/5 =

Answer key

  1. 3/7
  2. 5/12
  3. 5/42
  4. 2/5
  5. 1/22
  6. 2/7
  7. 1/9
  8. 18/35
  9. 1/3
  10. 1/11
  11. 5/21
  12. 1/2
  13. 2/3
  14. 5/2
  15. 1/2
  16. 5/8
  17. 1/28
  18. 1/4
  19. 1/7
  20. 3/10
  21. 54/25
  22. 22/7
  23. 1/3
  24. 12/11
  25. 6/5
  26. 1/2
  27. 1/9
  28. 1/3
  29. 2/9
  30. 1/3
  31. 8/11
  32. 1/5
  33. 2/9
  34. 1/2
  35. 3/2
  36. 1/2
  37. 2/11
  38. 11/54
  39. 11/25
  40. 2/5

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