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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 462 · 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. 1.2/5 × 1/2 =
  2. 2.3/10 × 1/6 =
  3. 3.1/2 × 2/7 =
  4. 4.1/2 ÷ 1/2 =
  5. 5.3/4 ÷ 1/4 =
  6. 6.8/11 × 1/8 =
  7. 7.1/4 ÷ 1/12 =
  8. 8.3/11 × 1/3 =
  9. 9.6/7 ÷ 6/7 =
  10. 10.1/8 × 6/7 =
  11. 11.4/7 × 9/10 =
  12. 12.1/2 × 2/3 =
  13. 13.4/5 × 3/4 =
  14. 14.1/3 ÷ 5/6 =
  15. 15.1/2 × 2/7 =
  16. 16.3/7 × 1/3 =
  17. 17.2/3 × 1/4 =
  18. 18.3/10 ÷ 1/5 =
  19. 19.2/3 ÷ 6/7 =
  20. 20.1/2 × 2/3 =
  21. 21.2/3 ÷ 4/5 =
  22. 22.2/5 × 1/2 =
  23. 23.1/4 ÷ 5/6 =
  24. 24.3/4 × 5/12 =
  25. 25.2/3 ÷ 1/3 =
  26. 26.3/4 × 5/6 =
  27. 27.2/3 × 1/10 =
  28. 28.2/5 ÷ 4/5 =
  29. 29.3/7 × 5/6 =
  30. 30.1/10 ÷ 2/5 =
  31. 31.2/3 ÷ 2/3 =
  32. 32.6/11 × 1/2 =
  33. 33.4/9 ÷ 8/11 =
  34. 34.1/4 ÷ 1/2 =
  35. 35.5/6 × 2/3 =
  36. 36.2/11 × 3/4 =
  37. 37.2/5 ÷ 3/5 =
  38. 38.10/11 × 3/5 =
  39. 39.5/6 ÷ 1/9 =
  40. 40.4/5 × 7/10 =

Answer key

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

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