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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 253 · 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 ÷ 9/10 =
  2. 2.9/10 × 2/7 =
  3. 3.5/12 ÷ 1/2 =
  4. 4.5/6 × 2/5 =
  5. 5.3/5 × 2/3 =
  6. 6.3/5 ÷ 3/5 =
  7. 7.7/10 ÷ 1/2 =
  8. 8.1/5 × 5/6 =
  9. 9.5/6 × 2/3 =
  10. 10.2/3 ÷ 2/9 =
  11. 11.1/2 ÷ 1/6 =
  12. 12.1/10 ÷ 3/4 =
  13. 13.3/7 × 2/3 =
  14. 14.1/4 ÷ 1/2 =
  15. 15.1/2 × 6/7 =
  16. 16.1/2 ÷ 1/2 =
  17. 17.2/5 × 5/7 =
  18. 18.1/4 ÷ 3/4 =
  19. 19.2/3 ÷ 2/3 =
  20. 20.3/7 × 1/3 =
  21. 21.11/12 × 3/8 =
  22. 22.1/4 ÷ 3/4 =
  23. 23.2/5 ÷ 2/3 =
  24. 24.2/7 × 11/12 =
  25. 25.1/2 ÷ 1/2 =
  26. 26.2/3 × 3/11 =
  27. 27.2/11 ÷ 6/7 =
  28. 28.1/4 × 10/11 =
  29. 29.2/7 × 3/4 =
  30. 30.1/2 ÷ 1/4 =
  31. 31.1/2 × 2/7 =
  32. 32.3/4 × 5/6 =
  33. 33.7/12 ÷ 1/2 =
  34. 34.3/11 ÷ 2/11 =
  35. 35.2/7 × 3/4 =
  36. 36.1/2 ÷ 5/12 =
  37. 37.5/8 ÷ 1/2 =
  38. 38.1/3 ÷ 2/3 =
  39. 39.4/5 × 1/2 =
  40. 40.2/11 × 1/2 =

Answer key

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

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