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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 294 · 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. 1.9.3 × 3 =
  2. 2.1/5 − 1/7 =
  3. 3.1/4 + 5/10 =
  4. 4.1.76 + 3.7 =
  5. 5.32.8 ÷ 4 =
  6. 6.2.27 + 8.4 =
  7. 7.1/3 + 3/9 =
  8. 8.What is 3/8 of 80 km?
  9. 9.8/12 × 6/9 =
  10. 10.6/7 × 1/2 =
  11. 11.5/7 + 1/2 =
  12. 12.9.7 × 9 =
  13. 13.2/5 + 4/10 =
  14. 14.48.6 ÷ 6 =
  15. 15.9.92 + 8.8 =
  16. 16.1.93 + 4.6 =
  17. 17.9.04 + 1.2 =
  18. 18.What is 1/3 of 48 kg?
  19. 19.5/12 + 5/10 =
  20. 20.7.7 × 5 =
  21. 21.1/4 + 2/7 =
  22. 22.5.31 + 6.5 =
  23. 23.8.2 × 6 =
  24. 24.What is 2/5 of 75 km?
  25. 25.What is 1/10 of 140 kg?
  26. 26.1/2 × 9/10 =
  27. 27.5/9 − 1/4 =
  28. 28.6.95 + 7.2 =
  29. 29.6/8 + 9/11 =
  30. 30.8.94 + 1.8 =
  31. 31.1.5 × 9 =
  32. 32.3/5 + 3/6 =
  33. 33.What is 1/8 of 104 litres?
  34. 34.What is 3/5 of 40 kg?
  35. 35.8/9 + 3/4 =
  36. 36.1/3 + 1/9 =
  37. 37.38.7 ÷ 9 =
  38. 38.2/12 + 4/7 =
  39. 39.5.9 × 7 =
  40. 40.3/7 × 5/12 =

Answer key

  1. 27.9
  2. 2/35
  3. 3/4
  4. 5.46
  5. 8.2
  6. 10.67
  7. 2/3
  8. 30
  9. 4/9
  10. 3/7
  11. 17/14
  12. 87.3
  13. 4/5
  14. 8.1
  15. 18.72
  16. 6.53
  17. 10.24
  18. 16
  19. 11/12
  20. 38.5
  21. 15/28
  22. 11.81
  23. 49.2
  24. 30
  25. 14
  26. 9/20
  27. 11/36
  28. 14.15
  29. 69/44
  30. 10.74
  31. 13.5
  32. 11/10
  33. 13
  34. 24
  35. 59/36
  36. 4/9
  37. 4.3
  38. 31/42
  39. 41.3
  40. 5/28

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