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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 143 · 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. 1.4.6 × 2 =
  2. 2.2/8 × 3/4 =
  3. 3.6.68 + 7.8 =
  4. 4.1/2 × 5/12 =
  5. 5.5/10 − 1/8 =
  6. 6.3/6 − 3/11 =
  7. 7.11/12 + 2/7 =
  8. 8.What is 1/9 of 135 litres?
  9. 9.7/9 − 2/5 =
  10. 10.55.2 ÷ 8 =
  11. 11.3.95 + 4.3 =
  12. 12.What is 1/3 of 78 students?
  13. 13.2.99 + 5.5 =
  14. 14.What is 3/10 of 160 kg?
  15. 15.1/7 + 4/12 =
  16. 16.What is 3/5 of 135 litres?
  17. 17.What is 1/4 of 112 litres?
  18. 18.3/4 − 1/3 =
  19. 19.2/3 × 1/2 =
  20. 20.4.1 × 4 =
  21. 21.6.8 × 7 =
  22. 22.23.4 ÷ 9 =
  23. 23.What is 2/3 of 15 students?
  24. 24.1/3 × 3/6 =
  25. 25.2.57 + 2.2 =
  26. 26.1/4 + 7/11 =
  27. 27.15 ÷ 2 =
  28. 28.1/11 × 1/4 =
  29. 29.9.12 + 5.6 =
  30. 30.9.7 × 4 =
  31. 31.2/11 + 7/8 =
  32. 32.6.9 × 9 =
  33. 33.What is 1/2 of 6 km?
  34. 34.8/12 + 1/2 =
  35. 35.1/7 + 4/5 =
  36. 36.6/11 − 2/8 =
  37. 37.5.64 + 3.1 =
  38. 38.1/2 + 3/9 =
  39. 39.7.34 + 7.8 =
  40. 40.What is 5/7 of 91 litres?

Answer key

  1. 9.2
  2. 3/16
  3. 14.48
  4. 5/24
  5. 3/8
  6. 5/22
  7. 101/84
  8. 15
  9. 17/45
  10. 6.9
  11. 8.25
  12. 26
  13. 8.49
  14. 48
  15. 10/21
  16. 81
  17. 28
  18. 5/12
  19. 1/3
  20. 16.4
  21. 47.6
  22. 2.6
  23. 10
  24. 1/6
  25. 4.77
  26. 39/44
  27. 7.5
  28. 1/44
  29. 14.72
  30. 38.8
  31. 93/88
  32. 62.1
  33. 3
  34. 7/6
  35. 33/35
  36. 13/44
  37. 8.74
  38. 5/6
  39. 15.14
  40. 65

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