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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 398 · 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. 1.6/7 × 1/2 =
  2. 2.2/5 ÷ 1/10 =
  3. 3.1/2 ÷ 1/2 =
  4. 4.7/12 × 3/4 =
  5. 5.2/3 ÷ 1/6 =
  6. 6.3/5 × 5/8 =
  7. 7.1/2 ÷ 1/6 =
  8. 8.1/4 ÷ 1/2 =
  9. 9.3/7 × 5/12 =
  10. 10.10/11 × 1/4 =
  11. 11.2/5 × 3/4 =
  12. 12.3/8 × 7/12 =
  13. 13.1/2 × 2/3 =
  14. 14.1/4 ÷ 1/2 =
  15. 15.2/5 ÷ 1/5 =
  16. 16.5/6 × 1/5 =
  17. 17.5/8 × 2/3 =
  18. 18.1/2 × 2/5 =
  19. 19.3/5 × 8/9 =
  20. 20.5/6 × 3/4 =
  21. 21.2/3 × 1/10 =
  22. 22.6/11 ÷ 9/10 =
  23. 23.4/5 × 1/8 =
  24. 24.1/2 × 2/5 =
  25. 25.1/2 ÷ 1/4 =
  26. 26.1/2 ÷ 9/10 =
  27. 27.1/2 × 2/9 =
  28. 28.2/9 ÷ 6/7 =
  29. 29.1/3 ÷ 2/3 =
  30. 30.3/4 ÷ 1/2 =
  31. 31.4/5 ÷ 2/5 =
  32. 32.1/6 ÷ 2/3 =
  33. 33.7/10 ÷ 1/4 =
  34. 34.3/4 ÷ 3/4 =
  35. 35.3/4 ÷ 1/2 =
  36. 36.1/2 ÷ 3/10 =
  37. 37.2/5 × 1/2 =
  38. 38.1/4 ÷ 1/2 =
  39. 39.2/3 × 1/4 =
  40. 40.2/5 ÷ 2/3 =

Answer key

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

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