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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 655 · 40 questions
TalentJR

The method (Common bottoms): Add/subtract: change both fractions to the LCM of the bottoms, then add or take away the tops. Simplify at the end. Multiply: top × top over bottom × bottom, then simplify. “Of” means multiply. Decimals: line up the points; for × and ÷ by a whole number, work without the point and put it back.

NameDateTime takenScore ___ / 40
  1. 1.18.9 ÷ 3 =
  2. 2.6.6 × 9 =
  3. 3.5/6 × 4/8 =
  4. 4.13.2 ÷ 3 =
  5. 5.39.2 ÷ 4 =
  6. 6.11.8 ÷ 2 =
  7. 7.2/5 + 1/2 =
  8. 8.3/5 − 2/6 =
  9. 9.1/2 + 4/10 =
  10. 10.4.2 × 3 =
  11. 11.5.3 × 8 =
  12. 12.9.7 × 9 =
  13. 13.3.2 ÷ 2 =
  14. 14.1/2 − 1/7 =
  15. 15.5/9 × 3/12 =
  16. 16.1/12 × 1/8 =
  17. 17.1.4 × 9 =
  18. 18.8.82 + 8.3 =
  19. 19.2/4 − 3/7 =
  20. 20.1/3 × 2/4 =
  21. 21.34.8 ÷ 4 =
  22. 22.55.2 ÷ 8 =
  23. 23.3/5 + 1/6 =
  24. 24.2/7 + 4/12 =
  25. 25.What is 1/2 of 46 kg?
  26. 26.2/3 + 2/6 =
  27. 27.21.2 ÷ 4 =
  28. 28.15.5 ÷ 5 =
  29. 29.5.22 + 5.1 =
  30. 30.1.88 + 1.9 =
  31. 31.1/2 − 3/12 =
  32. 32.What is 1/3 of 12 students?
  33. 33.What is 7/10 of 190 kg?
  34. 34.2/6 × 1/2 =
  35. 35.2/7 × 3/4 =
  36. 36.5.4 × 2 =
  37. 37.2/4 + 2/5 =
  38. 38.8.67 + 2.4 =
  39. 39.4.81 + 7.4 =
  40. 40.1/4 + 1/2 =

Answer key

  1. 6.3
  2. 59.4
  3. 5/12
  4. 4.4
  5. 9.8
  6. 5.9
  7. 9/10
  8. 4/15
  9. 9/10
  10. 12.6
  11. 42.4
  12. 87.3
  13. 1.6
  14. 5/14
  15. 5/36
  16. 1/96
  17. 12.6
  18. 17.12
  19. 1/14
  20. 1/6
  21. 8.7
  22. 6.9
  23. 23/30
  24. 13/21
  25. 23
  26. 1
  27. 5.3
  28. 3.1
  29. 10.32
  30. 3.78
  31. 1/4
  32. 4
  33. 133
  34. 1/6
  35. 3/14
  36. 10.8
  37. 9/10
  38. 11.07
  39. 12.21
  40. 3/4

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