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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 27 · 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. 2.1/4 ÷ 1/2 =
  3. 3.3/8 × 5/12 =
  4. 4.1/2 × 2/11 =
  5. 5.2/3 ÷ 5/12 =
  6. 6.2/3 × 3/8 =
  7. 7.2/3 ÷ 4/9 =
  8. 8.7/12 × 3/10 =
  9. 9.1/12 ÷ 1/2 =
  10. 10.4/11 ÷ 2/3 =
  11. 11.3/11 ÷ 3/8 =
  12. 12.1/4 × 2/7 =
  13. 13.5/6 ÷ 1/3 =
  14. 14.1/2 ÷ 7/12 =
  15. 15.2/3 × 1/2 =
  16. 16.2/3 ÷ 2/3 =
  17. 17.5/8 ÷ 5/8 =
  18. 18.5/6 ÷ 1/3 =
  19. 19.4/5 ÷ 2/5 =
  20. 20.1/2 × 2/3 =
  21. 21.7/10 × 4/5 =
  22. 22.6/7 × 1/2 =
  23. 23.2/3 ÷ 1/12 =
  24. 24.5/6 × 4/5 =
  25. 25.7/8 ÷ 1/6 =
  26. 26.1/2 ÷ 1/2 =
  27. 27.1/6 ÷ 3/4 =
  28. 28.2/3 × 7/8 =
  29. 29.1/2 × 4/9 =
  30. 30.6/11 ÷ 7/11 =
  31. 31.1/6 × 3/11 =
  32. 32.6/11 ÷ 3/5 =
  33. 33.2/5 ÷ 10/11 =
  34. 34.6/7 × 1/2 =
  35. 35.4/9 × 1/2 =
  36. 36.1/2 × 6/7 =
  37. 37.2/7 ÷ 4/5 =
  38. 38.8/9 × 1/6 =
  39. 39.7/9 ÷ 1/12 =
  40. 40.1/2 × 2/9 =

Answer key

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

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