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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 411 · 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. 1.1.68 + 1.5 =
  2. 2.2.4 × 5 =
  3. 3.5.31 + 3.1 =
  4. 4.5.76 + 3.1 =
  5. 5.8/9 − 6/12 =
  6. 6.11/12 × 1/4 =
  7. 7.1.4 × 9 =
  8. 8.2/7 + 5/9 =
  9. 9.8.5 × 2 =
  10. 10.9/11 × 2/7 =
  11. 11.4/7 × 1/6 =
  12. 12.7/9 − 1/2 =
  13. 13.1/7 + 1/2 =
  14. 14.1/2 + 4/5 =
  15. 15.What is 1/4 of 92 litres?
  16. 16.4.7 × 5 =
  17. 17.1/9 × 3/5 =
  18. 18.29.6 ÷ 8 =
  19. 19.5.4 × 4 =
  20. 20.3.3 ÷ 3 =
  21. 21.7/11 × 2/9 =
  22. 22.43.5 ÷ 5 =
  23. 23.1/3 + 1/6 =
  24. 24.9.4 × 3 =
  25. 25.3.61 + 3.8 =
  26. 26.1/7 × 1/2 =
  27. 27.6/7 − 1/2 =
  28. 28.16.8 ÷ 3 =
  29. 29.1/2 × 5/6 =
  30. 30.7.8 × 9 =
  31. 31.11.2 ÷ 8 =
  32. 32.9/12 × 3/6 =
  33. 33.5.08 + 1.5 =
  34. 34.7.6 ÷ 2 =
  35. 35.9.08 + 7.5 =
  36. 36.2.2 × 3 =
  37. 37.5/8 + 5/10 =
  38. 38.9.7 × 6 =
  39. 39.2/3 − 6/11 =
  40. 40.4/8 + 8/10 =

Answer key

  1. 3.18
  2. 12
  3. 8.41
  4. 8.86
  5. 7/18
  6. 11/48
  7. 12.6
  8. 53/63
  9. 17
  10. 18/77
  11. 2/21
  12. 5/18
  13. 9/14
  14. 13/10
  15. 23
  16. 23.5
  17. 1/15
  18. 3.7
  19. 21.6
  20. 1.1
  21. 14/99
  22. 8.7
  23. 1/2
  24. 28.2
  25. 7.41
  26. 1/14
  27. 5/14
  28. 5.6
  29. 5/12
  30. 70.2
  31. 1.4
  32. 3/8
  33. 6.58
  34. 3.8
  35. 16.58
  36. 6.6
  37. 9/8
  38. 58.2
  39. 4/33
  40. 13/10

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