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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 669 · 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 80 kg?
  2. 2.8.4 × 8 =
  3. 3.9/12 × 2/9 =
  4. 4.What is 1/6 of 144 km?
  5. 5.21.5 ÷ 5 =
  6. 6.11/12 − 2/3 =
  7. 7.8.5 × 4 =
  8. 8.1/2 + 6/7 =
  9. 9.1/2 − 1/4 =
  10. 10.What is 2/7 of 77 students?
  11. 11.4/5 × 1/2 =
  12. 12.8/12 − 1/2 =
  13. 13.5.3 × 2 =
  14. 14.8/9 − 2/4 =
  15. 15.4/6 − 1/3 =
  16. 16.2/5 − 1/7 =
  17. 17.9.06 + 2.7 =
  18. 18.1/4 × 3/9 =
  19. 19.7.7 × 2 =
  20. 20.2.4 × 8 =
  21. 21.What is 1/3 of 24 km?
  22. 22.7/8 − 1/2 =
  23. 23.8/9 + 8/10 =
  24. 24.8.51 + 1.2 =
  25. 25.7.6 × 2 =
  26. 26.5.77 + 3.8 =
  27. 27.10/11 − 1/3 =
  28. 28.What is 2/7 of 14 km?
  29. 29.What is 2/7 of 63 km?
  30. 30.10.8 ÷ 6 =
  31. 31.1/2 + 1/4 =
  32. 32.1.4 × 4 =
  33. 33.5.2 × 7 =
  34. 34.1.1 × 5 =
  35. 35.5.48 + 4.6 =
  36. 36.2/6 − 1/4 =
  37. 37.47.5 ÷ 5 =
  38. 38.7/12 + 1/2 =
  39. 39.6/11 × 1/3 =
  40. 40.8.11 + 7.6 =

Answer key

  1. 32
  2. 67.2
  3. 1/6
  4. 24
  5. 4.3
  6. 1/4
  7. 34
  8. 19/14
  9. 1/4
  10. 22
  11. 2/5
  12. 1/6
  13. 10.6
  14. 7/18
  15. 1/3
  16. 9/35
  17. 11.76
  18. 1/12
  19. 15.4
  20. 19.2
  21. 8
  22. 3/8
  23. 76/45
  24. 9.71
  25. 15.2
  26. 9.57
  27. 19/33
  28. 4
  29. 18
  30. 1.8
  31. 3/4
  32. 5.6
  33. 36.4
  34. 5.5
  35. 10.08
  36. 1/12
  37. 9.5
  38. 13/12
  39. 2/11
  40. 15.71

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