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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 540 · 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. 2.1/2 × 2/3 =
  3. 3.4/5 ÷ 3/5 =
  4. 4.8/9 × 1/4 =
  5. 5.2/5 ÷ 3/5 =
  6. 6.2/3 ÷ 1/3 =
  7. 7.2/3 × 1/2 =
  8. 8.1/2 ÷ 1/2 =
  9. 9.1/10 × 2/11 =
  10. 10.4/9 ÷ 4/7 =
  11. 11.1/3 × 3/8 =
  12. 12.1/2 × 2/3 =
  13. 13.5/11 ÷ 3/11 =
  14. 14.1/6 × 2/7 =
  15. 15.1/3 ÷ 1/6 =
  16. 16.5/6 × 1/5 =
  17. 17.1/3 ÷ 1/3 =
  18. 18.2/3 × 3/11 =
  19. 19.3/7 × 2/3 =
  20. 20.1/2 ÷ 9/10 =
  21. 21.1/2 × 2/3 =
  22. 22.1/6 × 3/4 =
  23. 23.1/10 ÷ 1/2 =
  24. 24.2/5 × 1/2 =
  25. 25.4/9 × 1/2 =
  26. 26.1/2 × 2/3 =
  27. 27.7/8 × 6/7 =
  28. 28.2/7 × 7/10 =
  29. 29.2/11 ÷ 4/7 =
  30. 30.1/2 × 2/7 =
  31. 31.3/4 × 1/3 =
  32. 32.1/2 ÷ 5/6 =
  33. 33.3/5 × 5/6 =
  34. 34.3/4 ÷ 1/2 =
  35. 35.5/7 ÷ 2/7 =
  36. 36.6/7 ÷ 1/7 =
  37. 37.6/7 ÷ 4/9 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/9 × 9/11 =
  40. 40.1/3 ÷ 2/3 =

Answer key

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

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