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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 404 · 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 − 1/10 =
  2. 2.2.9 × 8 =
  3. 3.9.24 + 2.1 =
  4. 4.What is 2/7 of 63 students?
  5. 5.6/7 − 1/2 =
  6. 6.6.3 ÷ 3 =
  7. 7.4/6 × 1/5 =
  8. 8.5/6 − 1/3 =
  9. 9.5.2 × 9 =
  10. 10.8.2 ÷ 2 =
  11. 11.1.29 + 8.7 =
  12. 12.9/11 + 1/2 =
  13. 13.8.57 + 3.5 =
  14. 14.1/9 + 5/12 =
  15. 15.5/6 × 3/9 =
  16. 16.6.9 × 4 =
  17. 17.What is 1/6 of 54 km?
  18. 18.2.25 + 2.2 =
  19. 19.4/6 + 3/9 =
  20. 20.1/2 + 6/7 =
  21. 21.1/3 × 6/7 =
  22. 22.6/7 + 9/10 =
  23. 23.What is 1/5 of 85 km?
  24. 24.4.52 + 1.7 =
  25. 25.3/6 − 3/11 =
  26. 26.3.5 × 2 =
  27. 27.What is 1/3 of 81 students?
  28. 28.1.8 × 4 =
  29. 29.4/8 + 2/3 =
  30. 30.7.2 × 9 =
  31. 31.2/11 − 1/9 =
  32. 32.What is 2/3 of 87 litres?
  33. 33.4/7 + 8/10 =
  34. 34.1/2 − 2/12 =
  35. 35.3.49 + 6.5 =
  36. 36.1/3 × 3/7 =
  37. 37.9/11 − 4/12 =
  38. 38.17.4 ÷ 3 =
  39. 39.84.6 ÷ 9 =
  40. 40.71.2 ÷ 8 =

Answer key

  1. 2/5
  2. 23.2
  3. 11.34
  4. 18
  5. 5/14
  6. 2.1
  7. 2/15
  8. 1/2
  9. 46.8
  10. 4.1
  11. 9.99
  12. 29/22
  13. 12.07
  14. 19/36
  15. 5/18
  16. 27.6
  17. 9
  18. 4.45
  19. 1
  20. 19/14
  21. 2/7
  22. 123/70
  23. 17
  24. 6.22
  25. 5/22
  26. 7
  27. 27
  28. 7.2
  29. 7/6
  30. 64.8
  31. 7/99
  32. 58
  33. 48/35
  34. 1/3
  35. 9.99
  36. 1/7
  37. 16/33
  38. 5.8
  39. 9.4
  40. 8.9

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