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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 581 · 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. 1.3/6 + 1/8 =
  2. 2.4.69 + 8.3 =
  3. 3.8/10 − 1/3 =
  4. 4.3/4 − 3/7 =
  5. 5.55.8 ÷ 6 =
  6. 6.2/12 + 2/4 =
  7. 7.4.5 × 2 =
  8. 8.44.1 ÷ 9 =
  9. 9.What is 3/5 of 15 km?
  10. 10.1/4 × 1/2 =
  11. 11.4/6 × 9/12 =
  12. 12.What is 1/3 of 12 litres?
  13. 13.9.89 + 9.2 =
  14. 14.9.1 × 9 =
  15. 15.2.19 + 6.3 =
  16. 16.1/2 × 3/4 =
  17. 17.What is 7/8 of 128 litres?
  18. 18.10/11 × 7/8 =
  19. 19.What is 4/7 of 28 km?
  20. 20.28.8 ÷ 8 =
  21. 21.1/5 × 1/9 =
  22. 22.8/9 + 4/11 =
  23. 23.What is 7/9 of ₹99?
  24. 24.1/7 × 1/2 =
  25. 25.3.5 × 9 =
  26. 26.2/4 + 11/12 =
  27. 27.2.11 + 7.4 =
  28. 28.13.2 ÷ 4 =
  29. 29.1/2 × 3/5 =
  30. 30.8/12 + 6/10 =
  31. 31.1/12 × 2/10 =
  32. 32.7.13 + 1.9 =
  33. 33.6/9 + 3/11 =
  34. 34.1/12 + 4/5 =
  35. 35.1/2 − 2/5 =
  36. 36.5/7 × 6/9 =
  37. 37.2/5 + 3/4 =
  38. 38.50.4 ÷ 6 =
  39. 39.2/7 + 1/8 =
  40. 40.1/5 + 1/10 =

Answer key

  1. 5/8
  2. 12.99
  3. 7/15
  4. 9/28
  5. 9.3
  6. 2/3
  7. 9
  8. 4.9
  9. 9
  10. 1/8
  11. 1/2
  12. 4
  13. 19.09
  14. 81.9
  15. 8.49
  16. 3/8
  17. 112
  18. 35/44
  19. 16
  20. 3.6
  21. 1/45
  22. 124/99
  23. 77
  24. 1/14
  25. 31.5
  26. 17/12
  27. 9.51
  28. 3.3
  29. 3/10
  30. 19/15
  31. 1/60
  32. 9.03
  33. 31/33
  34. 53/60
  35. 1/10
  36. 10/21
  37. 23/20
  38. 8.4
  39. 23/56
  40. 3/10

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