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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 235 · 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. 1.0.5 as a percent =
  2. 2.Which fraction is 20%? (a) 2/5 (b) 17/20 (c) 1/5 (d) 9/20
  3. 3.Which fraction is 12.5%? (a) 19/20 (b) 7/20 (c) 3/20 (d) 1/8
  4. 4.55% as a decimal =
  5. 5.0.05 as a percent =
  6. 6.1/4 as a percent =
  7. 7.3/5 as a percent =
  8. 8.0.375 as a percent =
  9. 9.17/20 as a percent =
  10. 10.90% as a decimal =
  11. 11.Which fraction is 0.8? (a) 2/5 (b) 3/10 (c) 3/4 (d) 4/5
  12. 12.0.375 as a percent =
  13. 13.75% as a decimal =
  14. 14.Which fraction is 0.125? (a) 5/8 (b) 1/5 (c) 4/5 (d) 1/8
  15. 15.3/20 as a percent =
  16. 16.Which fraction is 75%? (a) 3/4 (b) 3/10 (c) 19/20 (d) 17/20
  17. 17.0.5 as a percent =
  18. 18.Which fraction is 0.55? (a) 11/20 (b) 1/10 (c) 3/5 (d) 17/20
  19. 19.85% as a decimal =
  20. 20.70% as a decimal =
  21. 21.Which fraction is 12.5%? (a) 1/2 (b) 1/20 (c) 1/8 (d) 19/20
  22. 22.Which fraction is 0.1? (a) 5/8 (b) 1/5 (c) 1/2 (d) 1/10
  23. 23.0.6 as a percent =
  24. 24.Which fraction is 0.9? (a) 1/8 (b) 11/20 (c) 9/20 (d) 9/10
  25. 25.7/8 as a percent =
  26. 26.0.1 as a percent =
  27. 27.0.05 as a percent =
  28. 28.3/8 as a percent =
  29. 29.0.375 as a percent =
  30. 30.0.125 as a percent =
  31. 31.3/5 as a percent =
  32. 32.0.25 as a percent =
  33. 33.70% as a decimal =
  34. 34.20% as a decimal =
  35. 35.Which fraction is 0.375? (a) 3/20 (b) 3/8 (c) 9/20 (d) 13/20
  36. 36.15% as a decimal =
  37. 37.7/20 as a percent =
  38. 38.1/8 as a percent =
  39. 39.Which fraction is 25%? (a) 1/8 (b) 9/20 (c) 1/2 (d) 1/4
  40. 40.1/4 as a percent =

Answer key

  1. 50
  2. 1/5
  3. 1/8
  4. 0.55
  5. 5
  6. 25
  7. 60
  8. 37.5
  9. 85
  10. 0.9
  11. 4/5
  12. 37.5
  13. 0.75
  14. 1/8
  15. 15
  16. 3/4
  17. 50
  18. 11/20
  19. 0.85
  20. 0.7
  21. 1/8
  22. 1/10
  23. 60
  24. 9/10
  25. 87.5
  26. 10
  27. 5
  28. 37.5
  29. 37.5
  30. 12.5
  31. 60
  32. 25
  33. 0.7
  34. 0.2
  35. 3/8
  36. 0.15
  37. 35
  38. 12.5
  39. 1/4
  40. 25

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