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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 258 · 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.What is 1/3 of 51 kg?
  2. 2.3.5 × 9 =
  3. 3.5/6 − 2/3 =
  4. 4.25.2 ÷ 3 =
  5. 5.What is 2/7 of 112 km?
  6. 6.1/10 + 1/2 =
  7. 7.2/5 − 3/8 =
  8. 8.2/12 + 2/4 =
  9. 9.6.2 × 5 =
  10. 10.4.8 ÷ 2 =
  11. 11.6.92 + 9.7 =
  12. 12.2/8 × 2/6 =
  13. 13.2/8 + 1/4 =
  14. 14.5.2 × 6 =
  15. 15.What is 3/5 of 30 students?
  16. 16.What is 3/5 of 105 litres?
  17. 17.4.85 + 9.4 =
  18. 18.5/8 − 1/7 =
  19. 19.10/12 − 3/10 =
  20. 20.2.32 + 2.4 =
  21. 21.11/12 + 4/5 =
  22. 22.3.79 + 4.3 =
  23. 23.10.5 ÷ 5 =
  24. 24.10.5 ÷ 7 =
  25. 25.7.3 × 2 =
  26. 26.45.9 ÷ 9 =
  27. 27.5/6 − 9/11 =
  28. 28.What is 1/2 of 38 kg?
  29. 29.1/9 + 1/12 =
  30. 30.What is 1/2 of 54 km?
  31. 31.39.9 ÷ 7 =
  32. 32.What is 1/2 of 40 litres?
  33. 33.3/6 + 2/8 =
  34. 34.10/12 × 1/6 =
  35. 35.1/4 × 1/3 =
  36. 36.2/3 + 1/4 =
  37. 37.1/2 − 1/3 =
  38. 38.1/2 × 4/11 =
  39. 39.7/9 × 2/4 =
  40. 40.1.91 + 6.7 =

Answer key

  1. 17
  2. 31.5
  3. 1/6
  4. 8.4
  5. 32
  6. 3/5
  7. 1/40
  8. 2/3
  9. 31
  10. 2.4
  11. 16.62
  12. 1/12
  13. 1/2
  14. 31.2
  15. 18
  16. 63
  17. 14.25
  18. 27/56
  19. 8/15
  20. 4.72
  21. 103/60
  22. 8.09
  23. 2.1
  24. 1.5
  25. 14.6
  26. 5.1
  27. 1/66
  28. 19
  29. 7/36
  30. 27
  31. 5.7
  32. 20
  33. 3/4
  34. 5/36
  35. 1/12
  36. 11/12
  37. 1/6
  38. 2/11
  39. 7/18
  40. 8.61

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