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

Multiplying and Dividing Fractions Worksheet

Speed calculation lesson 24: Fractions × and ÷: cancel first · Set 430 · 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. 1.2/5 × 5/8 =
  2. 2.4/5 × 5/8 =
  3. 3.4/5 ÷ 2/5 =
  4. 4.4/11 × 3/10 =
  5. 5.1/2 ÷ 1/2 =
  6. 6.1/3 ÷ 5/9 =
  7. 7.2/11 × 3/8 =
  8. 8.2/3 × 1/6 =
  9. 9.2/3 ÷ 8/9 =
  10. 10.11/12 × 3/7 =
  11. 11.3/10 ÷ 3/4 =
  12. 12.3/10 ÷ 3/4 =
  13. 13.1/3 × 3/8 =
  14. 14.7/8 ÷ 1/4 =
  15. 15.3/5 ÷ 2/5 =
  16. 16.3/4 × 2/5 =
  17. 17.2/5 × 7/8 =
  18. 18.2/5 × 1/2 =
  19. 19.5/6 ÷ 1/2 =
  20. 20.3/11 × 1/3 =
  21. 21.9/10 × 1/3 =
  22. 22.1/6 × 2/3 =
  23. 23.1/10 ÷ 3/5 =
  24. 24.8/11 × 1/4 =
  25. 25.9/11 × 7/9 =
  26. 26.2/7 × 5/6 =
  27. 27.2/5 × 7/12 =
  28. 28.2/3 × 1/2 =
  29. 29.1/3 × 9/11 =
  30. 30.1/3 ÷ 1/3 =
  31. 31.5/6 ÷ 1/2 =
  32. 32.2/3 ÷ 1/3 =
  33. 33.11/12 ÷ 2/3 =
  34. 34.1/6 × 2/7 =
  35. 35.3/4 × 1/3 =
  36. 36.1/8 × 2/3 =
  37. 37.9/10 × 2/9 =
  38. 38.1/4 × 2/5 =
  39. 39.7/12 × 3/5 =
  40. 40.3/4 × 4/9 =

Answer key

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

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