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Fractions and Decimals Worksheet

Quantitative aptitude lesson 4: Fractions and decimals · Set 570 · 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. 1.3/5 × 3/4 =
  2. 2.30.6 ÷ 9 =
  3. 3.2/7 − 1/9 =
  4. 4.6.6 ÷ 6 =
  5. 5.5.8 × 7 =
  6. 6.1/2 × 3/12 =
  7. 7.5/7 + 3/5 =
  8. 8.7.19 + 1.8 =
  9. 9.5/8 − 3/5 =
  10. 10.9.4 × 3 =
  11. 11.3/5 − 3/7 =
  12. 12.6/7 + 1/2 =
  13. 13.3.11 + 3.2 =
  14. 14.1.77 + 6.7 =
  15. 15.1/2 − 2/11 =
  16. 16.8.36 + 3.6 =
  17. 17.2/4 − 2/7 =
  18. 18.5/6 × 1/2 =
  19. 19.3.4 ÷ 2 =
  20. 20.1/2 + 2/3 =
  21. 21.11/12 × 1/3 =
  22. 22.3.09 + 3.1 =
  23. 23.What is 2/3 of 21 students?
  24. 24.2.77 + 8.1 =
  25. 25.2/5 − 1/3 =
  26. 26.5.72 + 8.4 =
  27. 27.5.96 + 3.1 =
  28. 28.4.56 + 8.9 =
  29. 29.1/7 + 6/12 =
  30. 30.What is 5/8 of 232 students?
  31. 31.10/12 × 3/8 =
  32. 32.3/6 + 10/11 =
  33. 33.4/8 − 3/10 =
  34. 34.5/8 + 1/4 =
  35. 35.7/8 + 5/7 =
  36. 36.1.06 + 4.4 =
  37. 37.65.8 ÷ 7 =
  38. 38.11/12 × 4/7 =
  39. 39.52.8 ÷ 8 =
  40. 40.What is 3/7 of 119 kg?

Answer key

  1. 9/20
  2. 3.4
  3. 11/63
  4. 1.1
  5. 40.6
  6. 1/8
  7. 46/35
  8. 8.99
  9. 1/40
  10. 28.2
  11. 6/35
  12. 19/14
  13. 6.31
  14. 8.47
  15. 7/22
  16. 11.96
  17. 3/14
  18. 5/12
  19. 1.7
  20. 7/6
  21. 11/36
  22. 6.19
  23. 14
  24. 10.87
  25. 1/15
  26. 14.12
  27. 9.06
  28. 13.46
  29. 9/14
  30. 145
  31. 5/16
  32. 31/22
  33. 1/5
  34. 7/8
  35. 89/56
  36. 5.46
  37. 9.4
  38. 11/21
  39. 6.6
  40. 51

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