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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 638 · 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. 1.5/12 + 4/7 =
  2. 2.1/6 × 2/8 =
  3. 3.1/2 × 4/6 =
  4. 4.What is 1/2 of 12 students?
  5. 5.2/3 − 5/8 =
  6. 6.44.1 ÷ 9 =
  7. 7.5/8 + 1/5 =
  8. 8.11/12 + 1/2 =
  9. 9.4/12 × 7/8 =
  10. 10.7.06 + 1.2 =
  11. 11.What is 3/4 of 88 students?
  12. 12.3/4 − 6/10 =
  13. 13.5.7 × 7 =
  14. 14.1/11 + 2/3 =
  15. 15.8.7 × 6 =
  16. 16.6/9 × 1/2 =
  17. 17.3/8 − 2/7 =
  18. 18.1/10 + 3/4 =
  19. 19.7.2 × 9 =
  20. 20.1/2 − 2/8 =
  21. 21.What is 1/5 of 75 students?
  22. 22.2/5 + 1/2 =
  23. 23.4/5 + 3/6 =
  24. 24.8.3 × 2 =
  25. 25.1/2 − 1/4 =
  26. 26.3/6 × 9/11 =
  27. 27.7.2 × 2 =
  28. 28.2/11 + 1/2 =
  29. 29.What is 3/5 of 25 litres?
  30. 30.8/9 − 1/12 =
  31. 31.What is 3/4 of 32 km?
  32. 32.What is 5/6 of 138 students?
  33. 33.34.2 ÷ 9 =
  34. 34.11.8 ÷ 2 =
  35. 35.1/5 × 1/4 =
  36. 36.7.2 ÷ 3 =
  37. 37.7/11 + 1/3 =
  38. 38.8.5 × 6 =
  39. 39.What is 1/3 of 21 students?
  40. 40.4/11 × 1/3 =

Answer key

  1. 83/84
  2. 1/24
  3. 1/3
  4. 6
  5. 1/24
  6. 4.9
  7. 33/40
  8. 17/12
  9. 7/24
  10. 8.26
  11. 66
  12. 3/20
  13. 39.9
  14. 25/33
  15. 52.2
  16. 1/3
  17. 5/56
  18. 17/20
  19. 64.8
  20. 1/4
  21. 15
  22. 9/10
  23. 13/10
  24. 16.6
  25. 1/4
  26. 9/22
  27. 14.4
  28. 15/22
  29. 15
  30. 29/36
  31. 24
  32. 115
  33. 3.8
  34. 5.9
  35. 1/20
  36. 2.4
  37. 32/33
  38. 51
  39. 7
  40. 4/33

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