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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 505 · 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. 1.3/9 + 7/8 =
  2. 2.1/3 + 2/7 =
  3. 3.5.4 × 6 =
  4. 4.What is 2/7 of 35 km?
  5. 5.7.91 + 9.3 =
  6. 6.1/3 × 1/2 =
  7. 7.2/5 − 3/10 =
  8. 8.What is 3/4 of 108 km?
  9. 9.7.7 × 3 =
  10. 10.5.9 × 2 =
  11. 11.11/12 + 2/9 =
  12. 12.3/8 + 8/9 =
  13. 13.6.9 × 2 =
  14. 14.What is 1/3 of 78 kg?
  15. 15.What is 2/9 of 189 students?
  16. 16.1/2 − 3/10 =
  17. 17.7.41 + 2.6 =
  18. 18.7.6 × 6 =
  19. 19.8.1 × 5 =
  20. 20.5.3 × 8 =
  21. 21.1.5 × 5 =
  22. 22.1.6 × 6 =
  23. 23.4/5 × 2/4 =
  24. 24.9.34 + 1.1 =
  25. 25.1/6 − 1/8 =
  26. 26.3/11 × 1/5 =
  27. 27.1.7 × 8 =
  28. 28.9.14 + 2.4 =
  29. 29.4/9 × 1/5 =
  30. 30.4/8 + 2/11 =
  31. 31.5/10 − 1/3 =
  32. 32.What is 4/5 of 85 kg?
  33. 33.6.4 ÷ 4 =
  34. 34.4/5 × 4/7 =
  35. 35.2/6 + 4/8 =
  36. 36.2/7 + 8/9 =
  37. 37.5.8 × 3 =
  38. 38.3.3 × 7 =
  39. 39.9/12 − 1/6 =
  40. 40.What is 3/5 of 85 kg?

Answer key

  1. 29/24
  2. 13/21
  3. 32.4
  4. 10
  5. 17.21
  6. 1/6
  7. 1/10
  8. 81
  9. 23.1
  10. 11.8
  11. 41/36
  12. 91/72
  13. 13.8
  14. 26
  15. 42
  16. 1/5
  17. 10.01
  18. 45.6
  19. 40.5
  20. 42.4
  21. 7.5
  22. 9.6
  23. 2/5
  24. 10.44
  25. 1/24
  26. 3/55
  27. 13.6
  28. 11.54
  29. 4/45
  30. 15/22
  31. 1/6
  32. 68
  33. 1.6
  34. 16/35
  35. 5/6
  36. 74/63
  37. 17.4
  38. 23.1
  39. 7/12
  40. 51

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