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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 662 · 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. 1.2/3 + 6/10 =
  2. 2.74.7 ÷ 9 =
  3. 3.3/8 + 3/6 =
  4. 4.1.6 × 2 =
  5. 5.3/5 + 4/10 =
  6. 6.7/10 + 5/9 =
  7. 7.3/11 + 5/12 =
  8. 8.1/3 × 1/4 =
  9. 9.3/11 + 4/7 =
  10. 10.6.78 + 4.3 =
  11. 11.3.67 + 5.9 =
  12. 12.6.57 + 2.6 =
  13. 13.8.31 + 5.6 =
  14. 14.5/12 − 1/4 =
  15. 15.3.6 × 5 =
  16. 16.1/3 × 3/4 =
  17. 17.10/12 − 2/9 =
  18. 18.9/11 − 1/5 =
  19. 19.7/10 − 1/4 =
  20. 20.What is 2/7 of 147 students?
  21. 21.7.94 + 1.4 =
  22. 22.7.87 + 4.4 =
  23. 23.9.04 + 2.4 =
  24. 24.9.2 × 6 =
  25. 25.77.4 ÷ 9 =
  26. 26.3/7 + 2/5 =
  27. 27.21 ÷ 5 =
  28. 28.2/6 + 2/4 =
  29. 29.1.8 × 7 =
  30. 30.1/6 + 3/5 =
  31. 31.4.5 × 4 =
  32. 32.22.2 ÷ 6 =
  33. 33.9.19 + 4.4 =
  34. 34.What is 2/5 of 65 students?
  35. 35.2/8 − 1/7 =
  36. 36.38.4 ÷ 6 =
  37. 37.1/2 + 3/4 =
  38. 38.11.6 ÷ 4 =
  39. 39.9.6 × 5 =
  40. 40.1/4 × 3/7 =

Answer key

  1. 19/15
  2. 8.3
  3. 7/8
  4. 3.2
  5. 1
  6. 113/90
  7. 91/132
  8. 1/12
  9. 65/77
  10. 11.08
  11. 9.57
  12. 9.17
  13. 13.91
  14. 1/6
  15. 18
  16. 1/4
  17. 11/18
  18. 34/55
  19. 9/20
  20. 42
  21. 9.34
  22. 12.27
  23. 11.44
  24. 55.2
  25. 8.6
  26. 29/35
  27. 4.2
  28. 5/6
  29. 12.6
  30. 23/30
  31. 18
  32. 3.7
  33. 13.59
  34. 26
  35. 3/28
  36. 6.4
  37. 5/4
  38. 2.9
  39. 48
  40. 3/28

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