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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 951 · 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. 1.4/7 × 1/6 =
  2. 2.1/3 × 3/5 =
  3. 3.2/3 × 1/6 =
  4. 4.1/3 × 3/7 =
  5. 5.2/7 × 5/12 =
  6. 6.2/9 × 1/2 =
  7. 7.2/3 × 1/2 =
  8. 8.2/3 ÷ 8/11 =
  9. 9.2/3 × 3/4 =
  10. 10.2/7 ÷ 2/3 =
  11. 11.9/10 ÷ 1/4 =
  12. 12.8/9 × 1/2 =
  13. 13.8/9 ÷ 1/6 =
  14. 14.6/7 × 1/3 =
  15. 15.2/11 × 1/2 =
  16. 16.3/8 × 7/9 =
  17. 17.1/2 × 2/3 =
  18. 18.1/2 × 2/5 =
  19. 19.4/5 × 1/2 =
  20. 20.11/12 ÷ 3/10 =
  21. 21.1/12 × 4/5 =
  22. 22.11/12 ÷ 1/2 =
  23. 23.2/3 ÷ 4/9 =
  24. 24.2/11 × 1/8 =
  25. 25.1/6 ÷ 3/4 =
  26. 26.1/4 ÷ 3/4 =
  27. 27.1/2 ÷ 5/8 =
  28. 28.3/4 × 1/3 =
  29. 29.4/9 ÷ 2/7 =
  30. 30.1/3 ÷ 1/3 =
  31. 31.3/11 ÷ 10/11 =
  32. 32.1/2 × 6/7 =
  33. 33.1/2 ÷ 1/2 =
  34. 34.6/7 ÷ 2/3 =
  35. 35.1/4 × 4/5 =
  36. 36.5/6 ÷ 1/3 =
  37. 37.2/3 ÷ 1/6 =
  38. 38.2/3 ÷ 2/3 =
  39. 39.1/8 ÷ 5/6 =
  40. 40.3/4 × 2/3 =

Answer key

  1. 2/21
  2. 1/5
  3. 1/9
  4. 1/7
  5. 5/42
  6. 1/9
  7. 1/3
  8. 11/12
  9. 1/2
  10. 3/7
  11. 18/5
  12. 4/9
  13. 16/3
  14. 2/7
  15. 1/11
  16. 7/24
  17. 1/3
  18. 1/5
  19. 2/5
  20. 55/18
  21. 1/15
  22. 11/6
  23. 3/2
  24. 1/44
  25. 2/9
  26. 1/3
  27. 4/5
  28. 1/4
  29. 14/9
  30. 1
  31. 3/10
  32. 3/7
  33. 1
  34. 9/7
  35. 1/5
  36. 5/2
  37. 4
  38. 1
  39. 3/20
  40. 1/2

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