← Fractions × and ÷: cancel first lesson New set →

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 347 · 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. 1.1/10 × 2/3 =
  2. 2.9/11 × 1/9 =
  3. 3.3/5 × 5/6 =
  4. 4.5/6 ÷ 3/4 =
  5. 5.5/9 ÷ 1/3 =
  6. 6.3/8 × 1/6 =
  7. 7.1/9 × 9/10 =
  8. 8.3/5 × 5/6 =
  9. 9.4/7 × 5/12 =
  10. 10.3/7 × 1/6 =
  11. 11.1/2 × 10/11 =
  12. 12.1/2 × 8/9 =
  13. 13.1/4 × 2/3 =
  14. 14.8/11 × 1/2 =
  15. 15.1/2 ÷ 3/4 =
  16. 16.2/7 × 5/6 =
  17. 17.3/10 ÷ 1/2 =
  18. 18.2/3 × 1/2 =
  19. 19.1/2 ÷ 1/2 =
  20. 20.3/4 ÷ 3/5 =
  21. 21.3/5 × 1/3 =
  22. 22.2/7 ÷ 10/11 =
  23. 23.1/3 × 3/5 =
  24. 24.1/2 ÷ 5/12 =
  25. 25.1/4 ÷ 1/6 =
  26. 26.3/8 × 1/6 =
  27. 27.2/5 × 1/2 =
  28. 28.3/4 ÷ 5/12 =
  29. 29.11/12 ÷ 2/3 =
  30. 30.7/12 × 2/7 =
  31. 31.5/7 ÷ 2/7 =
  32. 32.1/2 × 4/9 =
  33. 33.2/3 × 1/2 =
  34. 34.1/5 × 5/6 =
  35. 35.6/7 × 2/3 =
  36. 36.2/5 ÷ 6/7 =
  37. 37.1/5 ÷ 1/5 =
  38. 38.2/3 ÷ 2/5 =
  39. 39.7/12 × 3/5 =
  40. 40.5/8 ÷ 11/12 =

Answer key

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

Free speed calculation lessons, practice and worksheets at talentjr.in/speed-maths