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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 694 · 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. 1.6.1 × 7 =
  2. 2.7.8 ÷ 2 =
  3. 3.8.5 × 2 =
  4. 4.67.2 ÷ 8 =
  5. 5.6/9 − 1/5 =
  6. 6.55.2 ÷ 8 =
  7. 7.What is 1/2 of 36 km?
  8. 8.2.05 + 1.7 =
  9. 9.3/4 + 2/5 =
  10. 10.1.3 × 7 =
  11. 11.25.5 ÷ 3 =
  12. 12.24.5 ÷ 5 =
  13. 13.1/2 + 4/10 =
  14. 14.3/9 + 3/8 =
  15. 15.1.89 + 6.1 =
  16. 16.1/5 + 1/2 =
  17. 17.18.8 ÷ 2 =
  18. 18.1/3 + 1/10 =
  19. 19.63.2 ÷ 8 =
  20. 20.20.8 ÷ 8 =
  21. 21.15.8 ÷ 2 =
  22. 22.4/5 + 2/4 =
  23. 23.8.69 + 5.3 =
  24. 24.1/10 + 2/9 =
  25. 25.What is 5/9 of 171 km?
  26. 26.2/5 + 1/7 =
  27. 27.1/2 × 1/4 =
  28. 28.6/7 − 6/8 =
  29. 29.4/12 + 5/6 =
  30. 30.4/8 − 1/5 =
  31. 31.1.2 × 3 =
  32. 32.4.8 × 3 =
  33. 33.2.3 × 2 =
  34. 34.1/4 + 2/3 =
  35. 35.9.26 + 2.3 =
  36. 36.1/2 − 1/6 =
  37. 37.3/6 × 1/3 =
  38. 38.7.8 × 6 =
  39. 39.6.4 × 6 =
  40. 40.1.1 × 9 =

Answer key

  1. 42.7
  2. 3.9
  3. 17
  4. 8.4
  5. 7/15
  6. 6.9
  7. 18
  8. 3.75
  9. 23/20
  10. 9.1
  11. 8.5
  12. 4.9
  13. 9/10
  14. 17/24
  15. 7.99
  16. 7/10
  17. 9.4
  18. 13/30
  19. 7.9
  20. 2.6
  21. 7.9
  22. 13/10
  23. 13.99
  24. 29/90
  25. 95
  26. 19/35
  27. 1/8
  28. 3/28
  29. 7/6
  30. 3/10
  31. 3.6
  32. 14.4
  33. 4.6
  34. 11/12
  35. 11.56
  36. 1/3
  37. 1/6
  38. 46.8
  39. 38.4
  40. 9.9

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