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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 716 · 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. 1.1/4 × 2/5 =
  2. 2.1/2 × 4/7 =
  3. 3.1/3 × 3/8 =
  4. 4.1/2 ÷ 9/10 =
  5. 5.2/5 × 1/2 =
  6. 6.1/4 × 4/7 =
  7. 7.3/4 × 5/6 =
  8. 8.2/11 ÷ 4/7 =
  9. 9.1/2 × 6/7 =
  10. 10.1/2 ÷ 1/10 =
  11. 11.1/6 ÷ 2/3 =
  12. 12.6/11 ÷ 3/5 =
  13. 13.5/9 ÷ 5/11 =
  14. 14.5/8 ÷ 1/10 =
  15. 15.1/6 ÷ 1/3 =
  16. 16.1/2 ÷ 3/4 =
  17. 17.7/12 × 3/11 =
  18. 18.5/6 ÷ 5/7 =
  19. 19.1/2 ÷ 3/4 =
  20. 20.2/5 ÷ 2/5 =
  21. 21.7/9 ÷ 8/9 =
  22. 22.5/7 × 3/10 =
  23. 23.3/5 × 1/6 =
  24. 24.1/2 × 2/3 =
  25. 25.1/2 × 6/7 =
  26. 26.1/5 × 5/7 =
  27. 27.1/2 ÷ 3/8 =
  28. 28.1/8 ÷ 3/10 =
  29. 29.3/4 ÷ 1/2 =
  30. 30.4/9 × 3/5 =
  31. 31.3/4 ÷ 1/4 =
  32. 32.5/6 ÷ 2/3 =
  33. 33.4/5 × 3/4 =
  34. 34.3/10 ÷ 6/11 =
  35. 35.3/4 × 4/5 =
  36. 36.1/2 × 2/3 =
  37. 37.3/4 ÷ 7/12 =
  38. 38.5/6 × 9/11 =
  39. 39.1/2 ÷ 1/4 =
  40. 40.1/4 ÷ 1/2 =

Answer key

  1. 1/10
  2. 2/7
  3. 1/8
  4. 5/9
  5. 1/5
  6. 1/7
  7. 5/8
  8. 7/22
  9. 3/7
  10. 5
  11. 1/4
  12. 10/11
  13. 11/9
  14. 25/4
  15. 1/2
  16. 2/3
  17. 7/44
  18. 7/6
  19. 2/3
  20. 1
  21. 7/8
  22. 3/14
  23. 1/10
  24. 1/3
  25. 3/7
  26. 1/7
  27. 4/3
  28. 5/12
  29. 3/2
  30. 4/15
  31. 3
  32. 5/4
  33. 3/5
  34. 11/20
  35. 3/5
  36. 1/3
  37. 9/7
  38. 15/22
  39. 2
  40. 1/2

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