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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 412 · 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. 1.3/7 × 3/11 =
  2. 2.3/4 + 3/8 =
  3. 3.5/10 × 1/2 =
  4. 4.49.5 ÷ 5 =
  5. 5.6/9 − 2/12 =
  6. 6.1/8 + 6/9 =
  7. 7.8/9 × 3/4 =
  8. 8.What is 6/7 of 56 students?
  9. 9.What is 2/3 of 78 students?
  10. 10.1/3 + 2/8 =
  11. 11.14.6 ÷ 2 =
  12. 12.9.6 × 9 =
  13. 13.7.7 × 3 =
  14. 14.6/7 + 2/5 =
  15. 15.3/4 + 1/6 =
  16. 16.15 ÷ 2 =
  17. 17.2.7 × 2 =
  18. 18.What is 6/7 of 168 students?
  19. 19.What is 2/7 of 42 students?
  20. 20.5.23 + 8.7 =
  21. 21.What is 4/7 of 42 kg?
  22. 22.1/2 × 2/3 =
  23. 23.What is 4/5 of 140 km?
  24. 24.2/4 × 3/9 =
  25. 25.10/12 − 2/4 =
  26. 26.8/12 − 1/2 =
  27. 27.What is 8/9 of 162 km?
  28. 28.1/2 + 5/7 =
  29. 29.9.1 × 9 =
  30. 30.7.38 + 5.4 =
  31. 31.6/10 + 2/8 =
  32. 32.What is 1/2 of 22 students?
  33. 33.1/2 + 7/12 =
  34. 34.1/6 + 2/4 =
  35. 35.6.29 + 4.6 =
  36. 36.1/4 + 5/7 =
  37. 37.5/6 + 3/4 =
  38. 38.22.2 ÷ 3 =
  39. 39.2/3 × 3/9 =
  40. 40.9.84 + 3.4 =

Answer key

  1. 9/77
  2. 9/8
  3. 1/4
  4. 9.9
  5. 1/2
  6. 19/24
  7. 2/3
  8. 48
  9. 52
  10. 7/12
  11. 7.3
  12. 86.4
  13. 23.1
  14. 44/35
  15. 11/12
  16. 7.5
  17. 5.4
  18. 144
  19. 12
  20. 13.93
  21. 24
  22. 1/3
  23. 112
  24. 1/6
  25. 1/3
  26. 1/6
  27. 144
  28. 17/14
  29. 81.9
  30. 12.78
  31. 17/20
  32. 11
  33. 13/12
  34. 2/3
  35. 10.89
  36. 27/28
  37. 19/12
  38. 7.4
  39. 2/9
  40. 13.24

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