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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 173 · 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 1/2 of 18 kg?
  2. 2.28.2 ÷ 6 =
  3. 3.1/3 × 7/8 =
  4. 4.What is 5/8 of 112 students?
  5. 5.4.31 + 7.3 =
  6. 6.3/6 − 2/10 =
  7. 7.7.3 × 6 =
  8. 8.2/5 − 1/12 =
  9. 9.2/5 × 2/4 =
  10. 10.9.6 × 9 =
  11. 11.6.8 ÷ 2 =
  12. 12.1/2 + 2/8 =
  13. 13.53.1 ÷ 9 =
  14. 14.5.2 ÷ 2 =
  15. 15.5.59 + 1.3 =
  16. 16.What is 3/10 of 230 kg?
  17. 17.1/7 × 1/12 =
  18. 18.1/2 × 11/12 =
  19. 19.8/10 − 1/4 =
  20. 20.3.8 × 7 =
  21. 21.3.2 × 4 =
  22. 22.7.62 + 7.3 =
  23. 23.16.8 ÷ 8 =
  24. 24.1/7 × 4/6 =
  25. 25.5/7 − 2/3 =
  26. 26.5.77 + 7.4 =
  27. 27.11.6 ÷ 4 =
  28. 28.9/10 − 10/12 =
  29. 29.7.1 × 9 =
  30. 30.What is 2/7 of 175 km?
  31. 31.1/2 − 3/12 =
  32. 32.4.12 + 5.2 =
  33. 33.What is 1/4 of 20 students?
  34. 34.7/9 × 3/7 =
  35. 35.1/6 × 6/8 =
  36. 36.7.4 × 3 =
  37. 37.1/5 × 3/6 =
  38. 38.2.1 × 2 =
  39. 39.3.53 + 6.6 =
  40. 40.What is 5/7 of 35 km?

Answer key

  1. 9
  2. 4.7
  3. 7/24
  4. 70
  5. 11.61
  6. 3/10
  7. 43.8
  8. 19/60
  9. 1/5
  10. 86.4
  11. 3.4
  12. 3/4
  13. 5.9
  14. 2.6
  15. 6.89
  16. 69
  17. 1/84
  18. 11/24
  19. 11/20
  20. 26.6
  21. 12.8
  22. 14.92
  23. 2.1
  24. 2/21
  25. 1/21
  26. 13.17
  27. 2.9
  28. 1/15
  29. 63.9
  30. 50
  31. 1/4
  32. 9.32
  33. 5
  34. 1/3
  35. 1/8
  36. 22.2
  37. 1/10
  38. 4.2
  39. 10.13
  40. 25

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