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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 128 · 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. 1.6.8 × 3 =
  2. 2.What is 1/2 of 4 km?
  3. 3.7/9 − 2/3 =
  4. 4.5.81 + 1.5 =
  5. 5.9/10 − 5/6 =
  6. 6.2.68 + 2.2 =
  7. 7.5.1 × 7 =
  8. 8.1/5 + 1/6 =
  9. 9.5/6 + 9/12 =
  10. 10.4/9 + 2/4 =
  11. 11.1/4 − 1/5 =
  12. 12.1/2 × 1/3 =
  13. 13.3/4 − 8/11 =
  14. 14.5/7 + 2/3 =
  15. 15.8.03 + 1.9 =
  16. 16.6/8 × 2/12 =
  17. 17.3.22 + 3.3 =
  18. 18.73.6 ÷ 8 =
  19. 19.2/3 × 1/7 =
  20. 20.2/3 × 3/4 =
  21. 21.3.69 + 1.2 =
  22. 22.4.1 × 5 =
  23. 23.22.4 ÷ 8 =
  24. 24.7/8 + 3/4 =
  25. 25.9.9 × 9 =
  26. 26.5.1 × 9 =
  27. 27.9.95 + 4.4 =
  28. 28.What is 3/4 of 56 litres?
  29. 29.What is 1/4 of 116 kg?
  30. 30.2.9 × 9 =
  31. 31.5.7 × 9 =
  32. 32.7.5 ÷ 3 =
  33. 33.6.36 + 8.3 =
  34. 34.4/6 − 1/3 =
  35. 35.2.2 × 4 =
  36. 36.1/4 × 8/10 =
  37. 37.1/5 + 3/8 =
  38. 38.3.6 × 3 =
  39. 39.6.05 + 1.2 =
  40. 40.35.2 ÷ 8 =

Answer key

  1. 20.4
  2. 2
  3. 1/9
  4. 7.31
  5. 1/15
  6. 4.88
  7. 35.7
  8. 11/30
  9. 19/12
  10. 17/18
  11. 1/20
  12. 1/6
  13. 1/44
  14. 29/21
  15. 9.93
  16. 1/8
  17. 6.52
  18. 9.2
  19. 2/21
  20. 1/2
  21. 4.89
  22. 20.5
  23. 2.8
  24. 13/8
  25. 89.1
  26. 45.9
  27. 14.35
  28. 42
  29. 29
  30. 26.1
  31. 51.3
  32. 2.5
  33. 14.66
  34. 1/3
  35. 8.8
  36. 1/5
  37. 23/40
  38. 10.8
  39. 7.25
  40. 4.4

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