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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 605 · 40 questions
TalentJR

The fast method (Three names, one amount): Learn the key ones: 1/2 = 50% = 0.5, 1/4 = 25% = 0.25, 1/5 = 20% = 0.2. And: 1/8 = 12.5% = 0.125, 1/10 = 10% = 0.1, 1/20 = 5% = 0.05. Percent → decimal: ÷ 100 (point 2 places left). Decimal → percent: × 100. Fraction → percent: use the unit fraction — 3/8 = 3 × 12.5% = 37.5%.

NameDateTime takenScore ___ / 40
  1. 1.37.5% as a decimal =
  2. 2.1/10 as a percent =
  3. 3.Which fraction is 75%? (a) 1/5 (b) 4/5 (c) 3/4 (d) 9/10
  4. 4.7/8 as a percent =
  5. 5.0.95 as a percent =
  6. 6.1/8 as a percent =
  7. 7.0.3 as a percent =
  8. 8.5% as a decimal =
  9. 9.17/20 as a percent =
  10. 10.25% as a decimal =
  11. 11.10% as a decimal =
  12. 12.Which fraction is 0.8? (a) 3/20 (b) 4/5 (c) 1/2 (d) 3/10
  13. 13.Which fraction is 95%? (a) 13/20 (b) 4/5 (c) 9/10 (d) 19/20
  14. 14.1/4 as a percent =
  15. 15.75% as a decimal =
  16. 16.Which fraction is 25%? (a) 1/5 (b) 7/20 (c) 3/4 (d) 1/4
  17. 17.3/8 as a percent =
  18. 18.0.05 as a percent =
  19. 19.Which fraction is 40%? (a) 1/2 (b) 7/20 (c) 1/5 (d) 2/5
  20. 20.10% as a decimal =
  21. 21.20% as a decimal =
  22. 22.5/8 as a percent =
  23. 23.1/20 as a percent =
  24. 24.1/20 as a percent =
  25. 25.1/10 as a percent =
  26. 26.3/5 as a percent =
  27. 27.0.6 as a percent =
  28. 28.13/20 as a percent =
  29. 29.70% as a decimal =
  30. 30.3/10 as a percent =
  31. 31.55% as a decimal =
  32. 32.0.45 as a percent =
  33. 33.1/2 as a percent =
  34. 34.Which fraction is 80%? (a) 1/2 (b) 9/20 (c) 3/4 (d) 4/5
  35. 35.2/5 as a percent =
  36. 36.65% as a decimal =
  37. 37.0.85 as a percent =
  38. 38.7/10 as a percent =
  39. 39.Which fraction is 0.1? (a) 1/20 (b) 1/10 (c) 17/20 (d) 3/4
  40. 40.12.5% as a decimal =

Answer key

  1. 0.375
  2. 10
  3. 3/4
  4. 87.5
  5. 95
  6. 12.5
  7. 30
  8. 0.05
  9. 85
  10. 0.25
  11. 0.1
  12. 4/5
  13. 19/20
  14. 25
  15. 0.75
  16. 1/4
  17. 37.5
  18. 5
  19. 2/5
  20. 0.1
  21. 0.2
  22. 62.5
  23. 5
  24. 5
  25. 10
  26. 60
  27. 60
  28. 65
  29. 0.7
  30. 30
  31. 0.55
  32. 45
  33. 50
  34. 4/5
  35. 40
  36. 0.65
  37. 85
  38. 70
  39. 1/10
  40. 0.125

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