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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 509 · 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. 1.7/11 − 1/10 =
  2. 2.1/6 × 8/12 =
  3. 3.What is 1/4 of 36 km?
  4. 4.8/12 − 1/5 =
  5. 5.8/12 − 1/4 =
  6. 6.6.6 ÷ 3 =
  7. 7.7.49 + 1.2 =
  8. 8.5/9 − 3/8 =
  9. 9.1/3 × 2/12 =
  10. 10.What is 2/3 of 63 km?
  11. 11.1/3 + 2/6 =
  12. 12.1/6 + 1/2 =
  13. 13.1/10 + 9/11 =
  14. 14.3.22 + 6.4 =
  15. 15.35.1 ÷ 9 =
  16. 16.33 ÷ 5 =
  17. 17.3/10 × 1/2 =
  18. 18.What is 2/5 of 80 kg?
  19. 19.8/10 + 1/5 =
  20. 20.8/11 − 2/7 =
  21. 21.2.7 × 5 =
  22. 22.16.8 ÷ 8 =
  23. 23.66.6 ÷ 9 =
  24. 24.What is 3/8 of 168 students?
  25. 25.4.36 + 1.8 =
  26. 26.2/4 − 2/5 =
  27. 27.39.2 ÷ 4 =
  28. 28.2/7 + 1/6 =
  29. 29.2/3 − 3/5 =
  30. 30.4.3 × 2 =
  31. 31.37.5 ÷ 5 =
  32. 32.6.19 + 2.3 =
  33. 33.1/11 + 1/2 =
  34. 34.2/11 + 4/10 =
  35. 35.4/10 + 2/7 =
  36. 36.46.2 ÷ 6 =
  37. 37.7.97 + 8.6 =
  38. 38.2/6 × 3/4 =
  39. 39.46.8 ÷ 6 =
  40. 40.40.5 ÷ 5 =

Answer key

  1. 59/110
  2. 1/9
  3. 9
  4. 7/15
  5. 5/12
  6. 2.2
  7. 8.69
  8. 13/72
  9. 1/18
  10. 42
  11. 2/3
  12. 2/3
  13. 101/110
  14. 9.62
  15. 3.9
  16. 6.6
  17. 3/20
  18. 32
  19. 1
  20. 34/77
  21. 13.5
  22. 2.1
  23. 7.4
  24. 63
  25. 6.16
  26. 1/10
  27. 9.8
  28. 19/42
  29. 1/15
  30. 8.6
  31. 7.5
  32. 8.49
  33. 13/22
  34. 32/55
  35. 24/35
  36. 7.7
  37. 16.57
  38. 1/4
  39. 7.8
  40. 8.1

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