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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 534 · 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. 1.3/4 × 1/3 =
  2. 2.1/8 ÷ 1/8 =
  3. 3.8/9 × 1/2 =
  4. 4.1/3 × 3/8 =
  5. 5.1/4 ÷ 1/4 =
  6. 6.5/6 × 4/7 =
  7. 7.4/9 ÷ 1/3 =
  8. 8.7/8 × 2/3 =
  9. 9.2/9 × 1/2 =
  10. 10.1/3 × 3/5 =
  11. 11.1/4 × 6/7 =
  12. 12.6/7 × 1/10 =
  13. 13.8/11 × 1/10 =
  14. 14.2/3 × 1/10 =
  15. 15.1/12 ÷ 1/6 =
  16. 16.1/12 ÷ 1/4 =
  17. 17.2/5 × 1/2 =
  18. 18.3/5 × 1/6 =
  19. 19.1/6 ÷ 7/10 =
  20. 20.2/3 × 1/2 =
  21. 21.2/11 × 7/8 =
  22. 22.1/4 ÷ 1/4 =
  23. 23.1/6 ÷ 1/4 =
  24. 24.1/3 × 3/4 =
  25. 25.1/2 × 2/3 =
  26. 26.3/4 × 2/5 =
  27. 27.1/2 × 2/3 =
  28. 28.3/7 × 1/12 =
  29. 29.3/4 × 1/3 =
  30. 30.3/5 × 2/3 =
  31. 31.8/9 ÷ 1/12 =
  32. 32.6/11 ÷ 4/7 =
  33. 33.4/5 × 1/2 =
  34. 34.4/5 ÷ 9/10 =
  35. 35.2/3 × 7/10 =
  36. 36.1/4 ÷ 1/2 =
  37. 37.1/2 × 4/5 =
  38. 38.5/6 ÷ 5/8 =
  39. 39.1/2 ÷ 5/8 =
  40. 40.4/5 ÷ 6/11 =

Answer key

  1. 1/4
  2. 1
  3. 4/9
  4. 1/8
  5. 1
  6. 10/21
  7. 4/3
  8. 7/12
  9. 1/9
  10. 1/5
  11. 3/14
  12. 3/35
  13. 4/55
  14. 1/15
  15. 1/2
  16. 1/3
  17. 1/5
  18. 1/10
  19. 5/21
  20. 1/3
  21. 7/44
  22. 1
  23. 2/3
  24. 1/4
  25. 1/3
  26. 3/10
  27. 1/3
  28. 1/28
  29. 1/4
  30. 2/5
  31. 32/3
  32. 21/22
  33. 2/5
  34. 8/9
  35. 7/15
  36. 1/2
  37. 2/5
  38. 4/3
  39. 4/5
  40. 22/15

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