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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 272 · 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. 1.1/2 × 2/8 =
  2. 2.4/9 × 2/5 =
  3. 3.9.6 ÷ 3 =
  4. 4.4/11 × 3/5 =
  5. 5.1/2 + 6/7 =
  6. 6.4.62 + 8.9 =
  7. 7.What is 2/5 of 50 kg?
  8. 8.9.9 × 6 =
  9. 9.What is 1/2 of 24 students?
  10. 10.21.3 ÷ 3 =
  11. 11.2/3 − 6/11 =
  12. 12.What is 2/5 of 85 km?
  13. 13.3/4 − 5/11 =
  14. 14.4.8 × 2 =
  15. 15.9/10 × 1/3 =
  16. 16.1/4 + 9/10 =
  17. 17.What is 1/8 of 40 kg?
  18. 18.9/10 − 1/3 =
  19. 19.1/3 − 1/5 =
  20. 20.2.93 + 1.6 =
  21. 21.3/5 − 1/4 =
  22. 22.8/9 − 6/10 =
  23. 23.What is 1/8 of 128 litres?
  24. 24.4/8 − 4/9 =
  25. 25.2/6 − 1/10 =
  26. 26.What is 2/3 of 75 kg?
  27. 27.6.87 + 5.7 =
  28. 28.6.61 + 1.4 =
  29. 29.4.6 × 4 =
  30. 30.5/8 − 2/5 =
  31. 31.4.66 + 2.7 =
  32. 32.4.2 × 5 =
  33. 33.19.2 ÷ 8 =
  34. 34.What is 5/6 of 108 kg?
  35. 35.7/10 × 3/9 =
  36. 36.7.74 + 8.6 =
  37. 37.What is 6/7 of 14 kg?
  38. 38.8.2 × 2 =
  39. 39.6.4 × 8 =
  40. 40.4/11 + 1/2 =

Answer key

  1. 1/8
  2. 8/45
  3. 3.2
  4. 12/55
  5. 19/14
  6. 13.52
  7. 20
  8. 59.4
  9. 12
  10. 7.1
  11. 4/33
  12. 34
  13. 13/44
  14. 9.6
  15. 3/10
  16. 23/20
  17. 5
  18. 17/30
  19. 2/15
  20. 4.53
  21. 7/20
  22. 13/45
  23. 16
  24. 1/18
  25. 7/30
  26. 50
  27. 12.57
  28. 8.01
  29. 18.4
  30. 9/40
  31. 7.36
  32. 21
  33. 2.4
  34. 90
  35. 7/30
  36. 16.34
  37. 12
  38. 16.4
  39. 51.2
  40. 19/22

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