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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 388 · 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. 1.3/8 × 1/3 =
  2. 2.3/8 × 2/7 =
  3. 3.1/6 ÷ 1/3 =
  4. 4.1/2 ÷ 7/10 =
  5. 5.1/4 ÷ 7/12 =
  6. 6.2/5 × 1/6 =
  7. 7.1/6 ÷ 1/3 =
  8. 8.2/3 × 6/7 =
  9. 9.2/5 ÷ 4/5 =
  10. 10.2/7 ÷ 8/9 =
  11. 11.9/10 ÷ 1/5 =
  12. 12.6/7 × 5/6 =
  13. 13.2/7 × 1/4 =
  14. 14.2/5 × 3/4 =
  15. 15.1/2 ÷ 3/4 =
  16. 16.1/4 ÷ 1/2 =
  17. 17.5/6 × 2/3 =
  18. 18.9/10 ÷ 4/5 =
  19. 19.5/6 ÷ 2/3 =
  20. 20.1/2 ÷ 1/2 =
  21. 21.1/2 ÷ 1/2 =
  22. 22.4/11 × 1/4 =
  23. 23.9/10 × 6/7 =
  24. 24.5/6 × 1/5 =
  25. 25.4/5 ÷ 2/7 =
  26. 26.6/11 ÷ 4/5 =
  27. 27.6/7 ÷ 3/4 =
  28. 28.4/7 × 1/6 =
  29. 29.1/2 ÷ 11/12 =
  30. 30.1/8 ÷ 3/8 =
  31. 31.9/10 ÷ 1/2 =
  32. 32.2/3 × 3/4 =
  33. 33.4/5 ÷ 6/7 =
  34. 34.6/11 × 1/2 =
  35. 35.5/12 × 2/7 =
  36. 36.1/2 ÷ 9/10 =
  37. 37.7/8 ÷ 1/2 =
  38. 38.6/7 ÷ 4/11 =
  39. 39.2/9 × 1/2 =
  40. 40.7/12 × 10/11 =

Answer key

  1. 1/8
  2. 3/28
  3. 1/2
  4. 5/7
  5. 3/7
  6. 1/15
  7. 1/2
  8. 4/7
  9. 1/2
  10. 9/28
  11. 9/2
  12. 5/7
  13. 1/14
  14. 3/10
  15. 2/3
  16. 1/2
  17. 5/9
  18. 9/8
  19. 5/4
  20. 1
  21. 1
  22. 1/11
  23. 27/35
  24. 1/6
  25. 14/5
  26. 15/22
  27. 8/7
  28. 2/21
  29. 6/11
  30. 1/3
  31. 9/5
  32. 1/2
  33. 14/15
  34. 3/11
  35. 5/42
  36. 5/9
  37. 7/4
  38. 33/14
  39. 1/9
  40. 35/66

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