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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 65 · 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 × 2/9 =
  2. 2.8/11 ÷ 6/11 =
  3. 3.4/7 × 1/10 =
  4. 4.3/10 × 2/7 =
  5. 5.2/3 × 6/7 =
  6. 6.1/2 × 10/11 =
  7. 7.5/6 ÷ 1/2 =
  8. 8.1/4 × 8/11 =
  9. 9.1/2 × 10/11 =
  10. 10.4/11 × 1/6 =
  11. 11.5/12 ÷ 1/9 =
  12. 12.7/12 × 3/8 =
  13. 13.1/6 ÷ 2/3 =
  14. 14.2/5 × 1/10 =
  15. 15.5/6 ÷ 2/3 =
  16. 16.1/2 ÷ 1/2 =
  17. 17.3/4 × 6/11 =
  18. 18.3/4 × 4/5 =
  19. 19.1/2 × 2/7 =
  20. 20.1/2 × 2/5 =
  21. 21.2/3 ÷ 2/3 =
  22. 22.2/3 × 5/6 =
  23. 23.2/9 × 1/2 =
  24. 24.1/2 ÷ 1/6 =
  25. 25.7/12 × 2/3 =
  26. 26.2/3 × 1/2 =
  27. 27.1/4 × 2/7 =
  28. 28.8/11 ÷ 4/5 =
  29. 29.1/2 × 2/3 =
  30. 30.1/10 ÷ 1/12 =
  31. 31.1/2 × 2/7 =
  32. 32.6/7 × 1/2 =
  33. 33.3/4 × 7/9 =
  34. 34.8/11 × 1/2 =
  35. 35.1/12 ÷ 1/4 =
  36. 36.1/2 × 2/3 =
  37. 37.3/4 × 1/3 =
  38. 38.1/2 ÷ 1/2 =
  39. 39.2/3 × 3/5 =
  40. 40.1/2 × 8/9 =

Answer key

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

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