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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 230 · 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. 1.9.1 × 3 =
  2. 2.1/5 × 4/7 =
  3. 3.3/4 × 1/2 =
  4. 4.What is 2/5 of 70 kg?
  5. 5.1/2 + 5/9 =
  6. 6.1.34 + 1.1 =
  7. 7.1/9 + 4/5 =
  8. 8.2/7 × 1/2 =
  9. 9.2/4 + 4/8 =
  10. 10.19.8 ÷ 3 =
  11. 11.3/4 + 4/5 =
  12. 12.3.9 ÷ 3 =
  13. 13.4/7 + 5/8 =
  14. 14.9.4 × 2 =
  15. 15.8/10 − 3/5 =
  16. 16.51.1 ÷ 7 =
  17. 17.3/11 + 1/4 =
  18. 18.4.16 + 5.5 =
  19. 19.2.21 + 7.3 =
  20. 20.1/3 + 10/12 =
  21. 21.2/3 + 1/2 =
  22. 22.What is 1/10 of 80 kg?
  23. 23.3.2 × 4 =
  24. 24.1/4 − 1/11 =
  25. 25.52.5 ÷ 7 =
  26. 26.6/8 − 2/3 =
  27. 27.3/5 × 1/4 =
  28. 28.5.31 + 4.9 =
  29. 29.6.5 ÷ 5 =
  30. 30.9/11 − 1/2 =
  31. 31.2.51 + 8.8 =
  32. 32.2.1 × 2 =
  33. 33.1.4 × 7 =
  34. 34.What is 1/3 of 42 kg?
  35. 35.9/11 − 2/4 =
  36. 36.4/12 + 6/7 =
  37. 37.3/5 × 3/7 =
  38. 38.4/6 − 1/2 =
  39. 39.5/9 × 5/7 =
  40. 40.59.2 ÷ 8 =

Answer key

  1. 27.3
  2. 4/35
  3. 3/8
  4. 28
  5. 19/18
  6. 2.44
  7. 41/45
  8. 1/7
  9. 1
  10. 6.6
  11. 31/20
  12. 1.3
  13. 67/56
  14. 18.8
  15. 1/5
  16. 7.3
  17. 23/44
  18. 9.66
  19. 9.51
  20. 7/6
  21. 7/6
  22. 8
  23. 12.8
  24. 7/44
  25. 7.5
  26. 1/12
  27. 3/20
  28. 10.21
  29. 1.3
  30. 7/22
  31. 11.31
  32. 4.2
  33. 9.8
  34. 14
  35. 7/22
  36. 25/21
  37. 9/35
  38. 1/6
  39. 25/63
  40. 7.4

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