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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 521 · 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. 1.7.5 × 5 =
  2. 2.7/12 − 1/3 =
  3. 3.3.88 + 7.1 =
  4. 4.4/6 − 2/8 =
  5. 5.What is 1/5 of 45 litres?
  6. 6.9.8 × 9 =
  7. 7.4/11 × 1/2 =
  8. 8.5/7 − 1/10 =
  9. 9.6.8 ÷ 2 =
  10. 10.1/3 − 2/7 =
  11. 11.What is 2/7 of 147 kg?
  12. 12.2/3 − 2/12 =
  13. 13.21.7 ÷ 7 =
  14. 14.What is 1/3 of ₹27?
  15. 15.15.6 ÷ 2 =
  16. 16.What is 1/7 of 161 kg?
  17. 17.28.8 ÷ 8 =
  18. 18.2.2 × 6 =
  19. 19.15.2 ÷ 4 =
  20. 20.2/5 × 1/2 =
  21. 21.2.92 + 9.9 =
  22. 22.6.89 + 5.8 =
  23. 23.4.3 × 2 =
  24. 24.7/10 × 7/8 =
  25. 25.7/11 + 1/3 =
  26. 26.6/10 + 3/5 =
  27. 27.1/2 + 2/3 =
  28. 28.3/10 + 5/9 =
  29. 29.1/2 − 4/9 =
  30. 30.What is 1/3 of ₹90?
  31. 31.3.7 × 6 =
  32. 32.1/4 + 3/9 =
  33. 33.2.3 × 9 =
  34. 34.1/2 + 2/4 =
  35. 35.5/8 × 1/3 =
  36. 36.10/12 + 5/9 =
  37. 37.9.9 × 9 =
  38. 38.What is 1/6 of 150 students?
  39. 39.7.75 + 8.6 =
  40. 40.6/7 + 3/10 =

Answer key

  1. 37.5
  2. 1/4
  3. 10.98
  4. 5/12
  5. 9
  6. 88.2
  7. 2/11
  8. 43/70
  9. 3.4
  10. 1/21
  11. 42
  12. 1/2
  13. 3.1
  14. 9
  15. 7.8
  16. 23
  17. 3.6
  18. 13.2
  19. 3.8
  20. 1/5
  21. 12.82
  22. 12.69
  23. 8.6
  24. 49/80
  25. 32/33
  26. 6/5
  27. 7/6
  28. 77/90
  29. 1/18
  30. 30
  31. 22.2
  32. 7/12
  33. 20.7
  34. 1
  35. 5/24
  36. 25/18
  37. 89.1
  38. 25
  39. 16.35
  40. 81/70

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