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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 177 · 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 2/5 of 65 km?
  2. 2.5/10 − 1/8 =
  3. 3.2/3 − 2/11 =
  4. 4.1/2 + 3/8 =
  5. 5.1/3 − 2/7 =
  6. 6.3/4 − 3/6 =
  7. 7.5/10 − 1/5 =
  8. 8.8.9 × 2 =
  9. 9.3/4 − 5/7 =
  10. 10.8/10 − 2/11 =
  11. 11.26.4 ÷ 3 =
  12. 12.2.39 + 7.1 =
  13. 13.5.2 × 9 =
  14. 14.2/3 + 1/2 =
  15. 15.What is 5/8 of 32 students?
  16. 16.2/4 − 1/8 =
  17. 17.4/5 + 2/3 =
  18. 18.38.5 ÷ 5 =
  19. 19.6.5 × 3 =
  20. 20.10.6 ÷ 2 =
  21. 21.2/4 − 2/6 =
  22. 22.36.5 ÷ 5 =
  23. 23.4.66 + 8.2 =
  24. 24.3/5 + 7/12 =
  25. 25.4/5 + 1/2 =
  26. 26.1/2 × 6/8 =
  27. 27.1/2 × 2/3 =
  28. 28.3.5 × 2 =
  29. 29.1.6 × 9 =
  30. 30.4/6 + 5/7 =
  31. 31.2/5 − 1/4 =
  32. 32.13 ÷ 2 =
  33. 33.What is 1/3 of 12 km?
  34. 34.6.9 × 8 =
  35. 35.1/2 − 1/9 =
  36. 36.1/2 + 3/7 =
  37. 37.What is 5/6 of 12 km?
  38. 38.3/5 × 1/2 =
  39. 39.5.8 ÷ 2 =
  40. 40.3 ÷ 2 =

Answer key

  1. 26
  2. 3/8
  3. 16/33
  4. 7/8
  5. 1/21
  6. 1/4
  7. 3/10
  8. 17.8
  9. 1/28
  10. 34/55
  11. 8.8
  12. 9.49
  13. 46.8
  14. 7/6
  15. 20
  16. 3/8
  17. 22/15
  18. 7.7
  19. 19.5
  20. 5.3
  21. 1/6
  22. 7.3
  23. 12.86
  24. 71/60
  25. 13/10
  26. 3/8
  27. 1/3
  28. 7
  29. 14.4
  30. 29/21
  31. 3/20
  32. 6.5
  33. 4
  34. 55.2
  35. 7/18
  36. 13/14
  37. 10
  38. 3/10
  39. 2.9
  40. 1.5

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