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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 850 · 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. 1.10/11 × 3/4 =
  2. 2.5/8 × 4/9 =
  3. 3.1/10 ÷ 1/4 =
  4. 4.2/3 × 3/8 =
  5. 5.2/3 ÷ 6/11 =
  6. 6.1/9 ÷ 5/9 =
  7. 7.1/2 × 2/5 =
  8. 8.1/3 ÷ 1/9 =
  9. 9.1/3 ÷ 1/6 =
  10. 10.1/3 × 3/4 =
  11. 11.3/4 × 2/9 =
  12. 12.2/5 × 1/6 =
  13. 13.5/6 ÷ 1/9 =
  14. 14.1/10 × 4/9 =
  15. 15.1/3 ÷ 1/3 =
  16. 16.5/8 × 2/3 =
  17. 17.5/6 × 3/4 =
  18. 18.1/2 ÷ 3/8 =
  19. 19.3/4 ÷ 1/2 =
  20. 20.1/3 ÷ 1/3 =
  21. 21.4/5 ÷ 1/10 =
  22. 22.1/2 ÷ 1/6 =
  23. 23.8/9 × 3/4 =
  24. 24.3/4 × 2/3 =
  25. 25.6/7 × 2/3 =
  26. 26.1/2 × 4/11 =
  27. 27.6/11 × 7/8 =
  28. 28.1/8 × 2/7 =
  29. 29.3/10 × 2/11 =
  30. 30.1/4 × 2/3 =
  31. 31.2/7 ÷ 2/3 =
  32. 32.1/10 ÷ 1/2 =
  33. 33.1/6 × 3/4 =
  34. 34.1/2 ÷ 1/4 =
  35. 35.3/5 ÷ 3/11 =
  36. 36.4/9 × 7/12 =
  37. 37.4/5 × 1/4 =
  38. 38.1/5 ÷ 7/10 =
  39. 39.1/2 × 10/11 =
  40. 40.1/3 ÷ 1/9 =

Answer key

  1. 15/22
  2. 5/18
  3. 2/5
  4. 1/4
  5. 11/9
  6. 1/5
  7. 1/5
  8. 3
  9. 2
  10. 1/4
  11. 1/6
  12. 1/15
  13. 15/2
  14. 2/45
  15. 1
  16. 5/12
  17. 5/8
  18. 4/3
  19. 3/2
  20. 1
  21. 8
  22. 3
  23. 2/3
  24. 1/2
  25. 4/7
  26. 2/11
  27. 21/44
  28. 1/28
  29. 3/55
  30. 1/6
  31. 3/7
  32. 1/5
  33. 1/8
  34. 2
  35. 11/5
  36. 7/27
  37. 1/5
  38. 2/7
  39. 5/11
  40. 3

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