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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 452 · 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. 1.1/2 ÷ 1/4 =
  2. 2.2/3 × 5/8 =
  3. 3.1/3 ÷ 1/6 =
  4. 4.8/9 ÷ 8/11 =
  5. 5.4/9 × 1/2 =
  6. 6.5/12 ÷ 1/3 =
  7. 7.1/2 ÷ 1/10 =
  8. 8.1/2 ÷ 5/6 =
  9. 9.2/9 × 3/7 =
  10. 10.1/2 × 2/3 =
  11. 11.1/4 × 8/9 =
  12. 12.7/12 ÷ 1/4 =
  13. 13.3/4 × 2/3 =
  14. 14.3/4 × 4/5 =
  15. 15.5/12 ÷ 1/6 =
  16. 16.5/6 × 2/3 =
  17. 17.4/7 × 9/10 =
  18. 18.2/9 × 3/8 =
  19. 19.1/10 × 2/5 =
  20. 20.3/10 × 2/3 =
  21. 21.2/9 × 1/4 =
  22. 22.5/11 × 11/12 =
  23. 23.2/3 ÷ 1/3 =
  24. 24.1/3 ÷ 1/6 =
  25. 25.8/9 ÷ 4/7 =
  26. 26.1/12 ÷ 3/4 =
  27. 27.1/6 ÷ 7/10 =
  28. 28.1/10 ÷ 1/2 =
  29. 29.3/8 × 2/9 =
  30. 30.2/3 × 3/8 =
  31. 31.1/2 ÷ 3/4 =
  32. 32.4/5 ÷ 2/3 =
  33. 33.1/2 × 6/7 =
  34. 34.1/10 × 2/3 =
  35. 35.2/3 ÷ 8/9 =
  36. 36.7/12 × 2/7 =
  37. 37.8/11 × 3/4 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.1/4 ÷ 3/10 =
  40. 40.1/2 ÷ 3/4 =

Answer key

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

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