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Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 894 · 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. 1.1/3 × 3/7 =
  2. 2.2/3 × 5/8 =
  3. 3.1/4 ÷ 1/2 =
  4. 4.1/6 × 2/3 =
  5. 5.1/3 × 3/5 =
  6. 6.7/10 × 4/11 =
  7. 7.1/2 ÷ 1/4 =
  8. 8.3/4 ÷ 3/4 =
  9. 9.11/12 × 9/11 =
  10. 10.3/10 ÷ 9/11 =
  11. 11.4/7 × 7/10 =
  12. 12.1/4 ÷ 1/2 =
  13. 13.2/5 ÷ 1/5 =
  14. 14.1/4 ÷ 1/2 =
  15. 15.7/10 ÷ 3/4 =
  16. 16.1/5 ÷ 4/5 =
  17. 17.9/11 × 1/9 =
  18. 18.2/3 × 5/8 =
  19. 19.1/10 ÷ 1/2 =
  20. 20.4/11 × 3/8 =
  21. 21.2/3 × 3/4 =
  22. 22.3/4 × 2/3 =
  23. 23.4/11 ÷ 2/3 =
  24. 24.4/5 × 3/4 =
  25. 25.2/3 × 3/4 =
  26. 26.1/7 ÷ 6/7 =
  27. 27.1/2 ÷ 1/2 =
  28. 28.1/8 ÷ 3/4 =
  29. 29.3/5 × 1/3 =
  30. 30.1/2 × 8/11 =
  31. 31.5/8 ÷ 1/2 =
  32. 32.5/9 ÷ 1/3 =
  33. 33.1/2 ÷ 1/4 =
  34. 34.3/5 ÷ 1/5 =
  35. 35.5/9 ÷ 2/3 =
  36. 36.1/2 × 4/9 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.2/3 × 3/5 =
  39. 39.1/6 ÷ 5/12 =
  40. 40.4/5 × 5/7 =

Answer key

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

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