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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 538 · 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. 1.7.58 + 7.8 =
  2. 2.What is 1/2 of 10 litres?
  3. 3.7.93 + 1.3 =
  4. 4.3/4 + 1/3 =
  5. 5.2/7 × 1/3 =
  6. 6.2.3 × 4 =
  7. 7.6.8 ÷ 2 =
  8. 8.What is 1/5 of 10 km?
  9. 9.2.36 + 5.9 =
  10. 10.10.2 ÷ 3 =
  11. 11.5/8 + 2/9 =
  12. 12.5/7 − 5/9 =
  13. 13.What is 1/6 of 102 litres?
  14. 14.1/3 × 2/4 =
  15. 15.10/12 × 2/3 =
  16. 16.3.32 + 7.9 =
  17. 17.What is 3/4 of 48 km?
  18. 18.4/7 − 1/2 =
  19. 19.7.8 × 9 =
  20. 20.8.83 + 6.2 =
  21. 21.1/2 × 4/9 =
  22. 22.What is 2/3 of 57 kg?
  23. 23.2/3 × 4/5 =
  24. 24.3.8 × 9 =
  25. 25.3/12 × 2/3 =
  26. 26.2/3 + 4/12 =
  27. 27.7/8 + 5/6 =
  28. 28.3/7 × 1/2 =
  29. 29.3/4 − 2/5 =
  30. 30.1/11 + 1/3 =
  31. 31.7/9 − 3/8 =
  32. 32.5.36 + 6.2 =
  33. 33.7 ÷ 5 =
  34. 34.6.8 × 3 =
  35. 35.7.87 + 3.4 =
  36. 36.What is 9/10 of 210 kg?
  37. 37.4/6 + 7/11 =
  38. 38.4/10 × 2/3 =
  39. 39.2.1 × 7 =
  40. 40.4.8 × 4 =

Answer key

  1. 15.38
  2. 5
  3. 9.23
  4. 13/12
  5. 2/21
  6. 9.2
  7. 3.4
  8. 2
  9. 8.26
  10. 3.4
  11. 61/72
  12. 10/63
  13. 17
  14. 1/6
  15. 5/9
  16. 11.22
  17. 36
  18. 1/14
  19. 70.2
  20. 15.03
  21. 2/9
  22. 38
  23. 8/15
  24. 34.2
  25. 1/6
  26. 1
  27. 41/24
  28. 3/14
  29. 7/20
  30. 14/33
  31. 29/72
  32. 11.56
  33. 1.4
  34. 20.4
  35. 11.27
  36. 189
  37. 43/33
  38. 4/15
  39. 14.7
  40. 19.2

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