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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 608 · 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. 1.3/10 ÷ 4/5 =
  2. 2.1/2 ÷ 1/2 =
  3. 3.2/5 × 1/6 =
  4. 4.1/4 ÷ 7/10 =
  5. 5.2/3 × 1/2 =
  6. 6.1/2 × 2/5 =
  7. 7.1/2 ÷ 1/4 =
  8. 8.4/5 × 1/2 =
  9. 9.1/8 ÷ 1/4 =
  10. 10.1/3 × 9/10 =
  11. 11.1/4 ÷ 1/2 =
  12. 12.4/5 ÷ 7/10 =
  13. 13.1/2 ÷ 1/2 =
  14. 14.3/10 × 1/12 =
  15. 15.5/12 × 3/4 =
  16. 16.1/6 ÷ 5/12 =
  17. 17.7/12 × 2/3 =
  18. 18.3/10 × 5/7 =
  19. 19.7/10 × 2/5 =
  20. 20.2/3 ÷ 2/3 =
  21. 21.1/6 ÷ 1/3 =
  22. 22.1/3 ÷ 1/3 =
  23. 23.1/10 ÷ 11/12 =
  24. 24.3/5 × 2/3 =
  25. 25.1/2 ÷ 1/4 =
  26. 26.7/11 × 1/7 =
  27. 27.2/5 × 1/6 =
  28. 28.4/5 ÷ 4/5 =
  29. 29.4/9 × 3/4 =
  30. 30.1/4 × 2/5 =
  31. 31.5/6 × 1/5 =
  32. 32.2/3 ÷ 4/5 =
  33. 33.1/6 × 4/9 =
  34. 34.1/3 ÷ 1/6 =
  35. 35.1/2 × 2/3 =
  36. 36.1/2 × 2/7 =
  37. 37.1/2 × 6/7 =
  38. 38.2/5 ÷ 4/9 =
  39. 39.2/3 ÷ 1/3 =
  40. 40.1/2 ÷ 5/12 =

Answer key

  1. 3/8
  2. 1
  3. 1/15
  4. 5/14
  5. 1/3
  6. 1/5
  7. 2
  8. 2/5
  9. 1/2
  10. 3/10
  11. 1/2
  12. 8/7
  13. 1
  14. 1/40
  15. 5/16
  16. 2/5
  17. 7/18
  18. 3/14
  19. 7/25
  20. 1
  21. 1/2
  22. 1
  23. 6/55
  24. 2/5
  25. 2
  26. 1/11
  27. 1/15
  28. 1
  29. 1/3
  30. 1/10
  31. 1/6
  32. 5/6
  33. 2/27
  34. 2
  35. 1/3
  36. 1/7
  37. 3/7
  38. 9/10
  39. 2
  40. 6/5

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