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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 518 · 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. 1.2/9 × 7/10 =
  2. 2.1/9 ÷ 1/3 =
  3. 3.1/5 ÷ 1/5 =
  4. 4.1/6 × 3/4 =
  5. 5.6/11 × 2/3 =
  6. 6.4/7 × 1/4 =
  7. 7.8/9 ÷ 4/5 =
  8. 8.6/11 × 1/2 =
  9. 9.8/11 × 1/2 =
  10. 10.4/9 × 5/6 =
  11. 11.2/7 × 5/6 =
  12. 12.1/3 ÷ 5/6 =
  13. 13.4/9 × 1/6 =
  14. 14.1/3 × 3/4 =
  15. 15.1/3 ÷ 11/12 =
  16. 16.1/3 ÷ 4/9 =
  17. 17.1/6 ÷ 5/9 =
  18. 18.1/2 ÷ 1/4 =
  19. 19.1/2 × 2/7 =
  20. 20.3/8 ÷ 1/2 =
  21. 21.2/3 ÷ 1/3 =
  22. 22.1/9 × 9/11 =
  23. 23.1/2 × 2/11 =
  24. 24.5/9 ÷ 5/6 =
  25. 25.11/12 × 3/7 =
  26. 26.1/4 ÷ 1/2 =
  27. 27.7/8 ÷ 3/4 =
  28. 28.2/3 × 1/2 =
  29. 29.6/7 × 1/2 =
  30. 30.2/7 × 1/8 =
  31. 31.1/2 ÷ 1/2 =
  32. 32.5/6 ÷ 1/2 =
  33. 33.8/9 × 6/7 =
  34. 34.5/12 ÷ 2/3 =
  35. 35.1/2 × 4/5 =
  36. 36.11/12 × 4/9 =
  37. 37.1/2 ÷ 1/2 =
  38. 38.2/3 × 1/2 =
  39. 39.7/9 × 3/5 =
  40. 40.5/7 × 3/10 =

Answer key

  1. 7/45
  2. 1/3
  3. 1
  4. 1/8
  5. 4/11
  6. 1/7
  7. 10/9
  8. 3/11
  9. 4/11
  10. 10/27
  11. 5/21
  12. 2/5
  13. 2/27
  14. 1/4
  15. 4/11
  16. 3/4
  17. 3/10
  18. 2
  19. 1/7
  20. 3/4
  21. 2
  22. 1/11
  23. 1/11
  24. 2/3
  25. 11/28
  26. 1/2
  27. 7/6
  28. 1/3
  29. 3/7
  30. 1/28
  31. 1
  32. 5/3
  33. 16/21
  34. 5/8
  35. 2/5
  36. 11/27
  37. 1
  38. 1/3
  39. 7/15
  40. 3/14

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