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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 83 · 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. 1.3/4 − 2/8 =
  2. 2.3/7 × 2/4 =
  3. 3.5/11 + 1/4 =
  4. 4.5/6 + 1/2 =
  5. 5.7/11 × 5/8 =
  6. 6.1/5 + 2/3 =
  7. 7.2/9 × 3/11 =
  8. 8.3.47 + 2.3 =
  9. 9.1/2 + 1/3 =
  10. 10.39.6 ÷ 9 =
  11. 11.6.67 + 8.9 =
  12. 12.4/11 + 1/12 =
  13. 13.1/4 − 2/11 =
  14. 14.3/4 − 1/10 =
  15. 15.3/4 − 2/6 =
  16. 16.9.5 × 5 =
  17. 17.3/5 × 1/3 =
  18. 18.1.1 × 8 =
  19. 19.2.88 + 4.6 =
  20. 20.9.8 × 4 =
  21. 21.What is 2/5 of 35 kg?
  22. 22.36 ÷ 5 =
  23. 23.1/2 − 1/4 =
  24. 24.25.2 ÷ 3 =
  25. 25.2/3 × 3/12 =
  26. 26.What is 2/7 of 140 litres?
  27. 27.14.4 ÷ 3 =
  28. 28.2.39 + 3.4 =
  29. 29.2/3 × 1/8 =
  30. 30.6.89 + 6.3 =
  31. 31.5.63 + 3.1 =
  32. 32.17.1 ÷ 9 =
  33. 33.3/12 × 4/10 =
  34. 34.3/4 − 1/3 =
  35. 35.1/2 × 3/8 =
  36. 36.1/2 + 1/6 =
  37. 37.4.38 + 4.8 =
  38. 38.1.3 × 6 =
  39. 39.9.53 + 8.8 =
  40. 40.66.4 ÷ 8 =

Answer key

  1. 1/2
  2. 3/14
  3. 31/44
  4. 4/3
  5. 35/88
  6. 13/15
  7. 2/33
  8. 5.77
  9. 5/6
  10. 4.4
  11. 15.57
  12. 59/132
  13. 3/44
  14. 13/20
  15. 5/12
  16. 47.5
  17. 1/5
  18. 8.8
  19. 7.48
  20. 39.2
  21. 14
  22. 7.2
  23. 1/4
  24. 8.4
  25. 1/6
  26. 40
  27. 4.8
  28. 5.79
  29. 1/12
  30. 13.19
  31. 8.73
  32. 1.9
  33. 1/10
  34. 5/12
  35. 3/16
  36. 2/3
  37. 9.18
  38. 7.8
  39. 18.33
  40. 8.3

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