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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 674 · 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 × 2/5 =
  2. 2.2/7 × 1/2 =
  3. 3.4/5 × 1/6 =
  4. 4.3/10 ÷ 1/10 =
  5. 5.2/3 × 1/2 =
  6. 6.3/10 ÷ 3/5 =
  7. 7.1/9 ÷ 5/6 =
  8. 8.9/11 × 2/3 =
  9. 9.1/2 ÷ 7/10 =
  10. 10.5/9 ÷ 1/6 =
  11. 11.7/8 ÷ 7/11 =
  12. 12.4/7 × 3/4 =
  13. 13.3/4 ÷ 3/4 =
  14. 14.4/5 × 1/2 =
  15. 15.5/8 × 3/10 =
  16. 16.4/5 ÷ 1/5 =
  17. 17.3/4 ÷ 7/8 =
  18. 18.3/8 × 11/12 =
  19. 19.2/3 × 3/4 =
  20. 20.1/6 ÷ 3/4 =
  21. 21.3/4 × 5/6 =
  22. 22.1/2 × 2/3 =
  23. 23.1/2 × 2/5 =
  24. 24.1/2 × 2/3 =
  25. 25.4/7 ÷ 3/7 =
  26. 26.2/3 ÷ 1/3 =
  27. 27.8/9 ÷ 1/3 =
  28. 28.1/6 ÷ 1/4 =
  29. 29.1/2 ÷ 5/6 =
  30. 30.1/2 ÷ 3/8 =
  31. 31.3/4 × 6/7 =
  32. 32.2/3 ÷ 4/7 =
  33. 33.1/2 × 2/5 =
  34. 34.3/4 ÷ 9/11 =
  35. 35.2/5 × 3/4 =
  36. 36.1/5 × 5/6 =
  37. 37.7/10 × 4/5 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.3/10 × 2/5 =
  40. 40.1/2 × 4/9 =

Answer key

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

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