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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 690 · 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 × 4/5 =
  2. 2.3/5 × 1/3 =
  3. 3.4/9 × 1/4 =
  4. 4.7/9 × 3/4 =
  5. 5.4/5 × 5/6 =
  6. 6.5/8 ÷ 1/2 =
  7. 7.2/3 × 1/4 =
  8. 8.6/11 × 3/4 =
  9. 9.6/7 × 1/2 =
  10. 10.5/6 × 2/3 =
  11. 11.1/8 ÷ 1/4 =
  12. 12.1/4 ÷ 5/12 =
  13. 13.2/3 ÷ 2/3 =
  14. 14.2/11 × 5/6 =
  15. 15.2/3 × 1/2 =
  16. 16.1/3 × 3/7 =
  17. 17.5/6 × 2/5 =
  18. 18.1/6 × 8/9 =
  19. 19.5/8 × 2/3 =
  20. 20.2/7 × 1/4 =
  21. 21.3/10 × 2/9 =
  22. 22.3/5 × 8/9 =
  23. 23.3/7 ÷ 3/4 =
  24. 24.9/11 × 11/12 =
  25. 25.3/4 × 1/3 =
  26. 26.1/4 × 2/3 =
  27. 27.7/8 ÷ 5/6 =
  28. 28.1/2 ÷ 1/2 =
  29. 29.3/4 × 5/6 =
  30. 30.1/2 × 2/9 =
  31. 31.3/7 × 1/3 =
  32. 32.3/8 ÷ 1/6 =
  33. 33.5/6 ÷ 8/9 =
  34. 34.1/6 ÷ 1/2 =
  35. 35.3/8 × 1/6 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.5/6 ÷ 5/8 =
  38. 38.10/11 ÷ 4/5 =
  39. 39.7/10 × 2/3 =
  40. 40.2/3 ÷ 4/7 =

Answer key

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

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