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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 89 · 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. 1.8.7 × 9 =
  2. 2.3/11 + 3/8 =
  3. 3.What is 1/2 of 6 litres?
  4. 4.1/9 × 3/11 =
  5. 5.8.74 + 2.8 =
  6. 6.10/12 + 3/9 =
  7. 7.2/4 − 3/12 =
  8. 8.2/4 + 1/9 =
  9. 9.2/3 × 1/8 =
  10. 10.8.17 + 7.8 =
  11. 11.4/5 + 8/10 =
  12. 12.7.56 + 5.5 =
  13. 13.1.5 × 5 =
  14. 14.1/4 × 1/2 =
  15. 15.2/5 + 1/2 =
  16. 16.1/9 + 2/4 =
  17. 17.6/7 + 2/4 =
  18. 18.1/7 + 3/4 =
  19. 19.28.8 ÷ 3 =
  20. 20.2/3 + 5/8 =
  21. 21.2/6 + 1/9 =
  22. 22.6/7 − 5/8 =
  23. 23.7.9 × 7 =
  24. 24.9.95 + 8.2 =
  25. 25.2.77 + 2.6 =
  26. 26.8.4 × 4 =
  27. 27.4.63 + 5.5 =
  28. 28.21.2 ÷ 4 =
  29. 29.3.8 × 3 =
  30. 30.What is 5/6 of 78 students?
  31. 31.2.11 + 3.9 =
  32. 32.2/8 × 1/12 =
  33. 33.8/9 × 3/5 =
  34. 34.1/5 + 10/11 =
  35. 35.2/3 × 1/2 =
  36. 36.What is 1/8 of 32 km?
  37. 37.What is 5/8 of 168 km?
  38. 38.1/2 × 1/8 =
  39. 39.2/7 + 1/8 =
  40. 40.42.7 ÷ 7 =

Answer key

  1. 78.3
  2. 57/88
  3. 3
  4. 1/33
  5. 11.54
  6. 7/6
  7. 1/4
  8. 11/18
  9. 1/12
  10. 15.97
  11. 8/5
  12. 13.06
  13. 7.5
  14. 1/8
  15. 9/10
  16. 11/18
  17. 19/14
  18. 25/28
  19. 9.6
  20. 31/24
  21. 4/9
  22. 13/56
  23. 55.3
  24. 18.15
  25. 5.37
  26. 33.6
  27. 10.13
  28. 5.3
  29. 11.4
  30. 65
  31. 6.01
  32. 1/48
  33. 8/15
  34. 61/55
  35. 1/3
  36. 4
  37. 105
  38. 1/16
  39. 23/56
  40. 6.1

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