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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 28 · 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. 1.4/10 + 2/12 =
  2. 2.What is 1/2 of 16 km?
  3. 3.What is 1/4 of 44 km?
  4. 4.2/3 − 1/4 =
  5. 5.2/11 + 4/8 =
  6. 6.6.71 + 9.2 =
  7. 7.1.6 × 2 =
  8. 8.10 ÷ 4 =
  9. 9.1/2 − 1/11 =
  10. 10.9.8 × 8 =
  11. 11.1/8 + 1/5 =
  12. 12.2/4 + 8/10 =
  13. 13.2/8 × 2/3 =
  14. 14.2/12 + 2/7 =
  15. 15.6/11 + 1/9 =
  16. 16.5.8 × 8 =
  17. 17.2/6 + 2/8 =
  18. 18.28.5 ÷ 5 =
  19. 19.4/5 + 2/6 =
  20. 20.1/5 × 1/2 =
  21. 21.5.8 × 9 =
  22. 22.3/4 − 4/12 =
  23. 23.8/9 × 8/11 =
  24. 24.1/2 × 6/11 =
  25. 25.4.43 + 4.7 =
  26. 26.3/12 × 1/2 =
  27. 27.8.8 × 7 =
  28. 28.7.4 × 2 =
  29. 29.2.2 × 7 =
  30. 30.7/10 × 1/6 =
  31. 31.10.2 ÷ 2 =
  32. 32.5/6 × 7/8 =
  33. 33.What is 1/7 of 161 litres?
  34. 34.1/2 × 3/7 =
  35. 35.1/2 × 1/10 =
  36. 36.1.81 + 4.1 =
  37. 37.1.7 × 5 =
  38. 38.6.8 × 2 =
  39. 39.2.86 + 8.3 =
  40. 40.10.4 ÷ 4 =

Answer key

  1. 17/30
  2. 8
  3. 11
  4. 5/12
  5. 15/22
  6. 15.91
  7. 3.2
  8. 2.5
  9. 9/22
  10. 78.4
  11. 13/40
  12. 13/10
  13. 1/6
  14. 19/42
  15. 65/99
  16. 46.4
  17. 7/12
  18. 5.7
  19. 17/15
  20. 1/10
  21. 52.2
  22. 5/12
  23. 64/99
  24. 3/11
  25. 9.13
  26. 1/8
  27. 61.6
  28. 14.8
  29. 15.4
  30. 7/60
  31. 5.1
  32. 35/48
  33. 23
  34. 3/14
  35. 1/20
  36. 5.91
  37. 8.5
  38. 13.6
  39. 11.16
  40. 2.6

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