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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 575 · 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. 1.8/9 × 1/10 =
  2. 2.4/7 × 3/6 =
  3. 3.1.2 × 7 =
  4. 4.7.2 × 3 =
  5. 5.1/5 + 1/11 =
  6. 6.6.2 × 9 =
  7. 7.4/5 − 1/2 =
  8. 8.What is 1/3 of 21 students?
  9. 9.2/3 × 4/6 =
  10. 10.3/12 + 2/3 =
  11. 11.What is 2/3 of 51 students?
  12. 12.3/4 × 7/10 =
  13. 13.What is 1/7 of 70 kg?
  14. 14.7/12 × 3/6 =
  15. 15.49.7 ÷ 7 =
  16. 16.2/5 + 1/3 =
  17. 17.6.6 × 4 =
  18. 18.8.7 ÷ 3 =
  19. 19.5.2 ÷ 2 =
  20. 20.What is 3/5 of 20 km?
  21. 21.8.62 + 7.5 =
  22. 22.2.2 × 4 =
  23. 23.What is 1/2 of 52 kg?
  24. 24.5.5 × 7 =
  25. 25.2.12 + 1.5 =
  26. 26.65.8 ÷ 7 =
  27. 27.16.6 ÷ 2 =
  28. 28.1/3 + 8/12 =
  29. 29.What is 2/3 of 90 kg?
  30. 30.What is 5/7 of 42 km?
  31. 31.14.4 ÷ 3 =
  32. 32.1/6 × 5/11 =
  33. 33.4/5 + 1/4 =
  34. 34.19.5 ÷ 3 =
  35. 35.1.4 × 3 =
  36. 36.1/4 + 2/11 =
  37. 37.What is 1/3 of 54 students?
  38. 38.9.3 × 4 =
  39. 39.1.56 + 1.3 =
  40. 40.11/12 + 1/3 =

Answer key

  1. 4/45
  2. 2/7
  3. 8.4
  4. 21.6
  5. 16/55
  6. 55.8
  7. 3/10
  8. 7
  9. 4/9
  10. 11/12
  11. 34
  12. 21/40
  13. 10
  14. 7/24
  15. 7.1
  16. 11/15
  17. 26.4
  18. 2.9
  19. 2.6
  20. 12
  21. 16.12
  22. 8.8
  23. 26
  24. 38.5
  25. 3.62
  26. 9.4
  27. 8.3
  28. 1
  29. 60
  30. 30
  31. 4.8
  32. 5/66
  33. 21/20
  34. 6.5
  35. 4.2
  36. 19/44
  37. 18
  38. 37.2
  39. 2.86
  40. 5/4

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