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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 47 · 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. 1.4/9 + 4/5 =
  2. 2.1.5 × 8 =
  3. 3.1/2 − 3/7 =
  4. 4.What is 1/3 of 60 kg?
  5. 5.2/3 + 4/9 =
  6. 6.27.2 ÷ 4 =
  7. 7.1.59 + 4.2 =
  8. 8.7.8 × 4 =
  9. 9.1/2 − 1/6 =
  10. 10.3.74 + 1.1 =
  11. 11.3/6 + 2/10 =
  12. 12.1.43 + 1.2 =
  13. 13.7/12 − 2/8 =
  14. 14.8.7 × 2 =
  15. 15.1/2 + 2/4 =
  16. 16.9.6 × 4 =
  17. 17.5.7 × 9 =
  18. 18.4.2 ÷ 3 =
  19. 19.What is 1/2 of 34 litres?
  20. 20.9.8 × 8 =
  21. 21.46.2 ÷ 7 =
  22. 22.4/6 − 3/7 =
  23. 23.7/8 − 7/11 =
  24. 24.9.2 × 9 =
  25. 25.7/11 − 3/7 =
  26. 26.What is 1/2 of 60 litres?
  27. 27.What is 1/5 of 85 kg?
  28. 28.21.2 ÷ 4 =
  29. 29.6.6 × 2 =
  30. 30.3/5 − 1/6 =
  31. 31.1/6 + 1/11 =
  32. 32.1/4 + 2/11 =
  33. 33.2.18 + 7.7 =
  34. 34.3.59 + 1.4 =
  35. 35.What is 3/4 of 24 kg?
  36. 36.2.14 + 5.2 =
  37. 37.What is 1/2 of 8 litres?
  38. 38.28.5 ÷ 5 =
  39. 39.6.2 ÷ 2 =
  40. 40.4/7 − 4/12 =

Answer key

  1. 56/45
  2. 12
  3. 1/14
  4. 20
  5. 10/9
  6. 6.8
  7. 5.79
  8. 31.2
  9. 1/3
  10. 4.84
  11. 7/10
  12. 2.63
  13. 1/3
  14. 17.4
  15. 1
  16. 38.4
  17. 51.3
  18. 1.4
  19. 17
  20. 78.4
  21. 6.6
  22. 5/21
  23. 21/88
  24. 82.8
  25. 16/77
  26. 30
  27. 17
  28. 5.3
  29. 13.2
  30. 13/30
  31. 17/66
  32. 19/44
  33. 9.88
  34. 4.99
  35. 18
  36. 7.34
  37. 4
  38. 5.7
  39. 3.1
  40. 5/21

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