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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 265 · 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.Which fraction is 10%? (a) 1/10 (b) 9/20 (c) 7/20 (d) 5/8
  2. 2.Which fraction is 0.75? (a) 9/20 (b) 3/4 (c) 1/10 (d) 1/2
  3. 3.Which fraction is 0.9? (a) 19/20 (b) 11/20 (c) 9/10 (d) 1/8
  4. 4.17/20 as a percent =
  5. 5.1/2 as a percent =
  6. 6.3/4 as a percent =
  7. 7.Which fraction is 12.5%? (a) 9/20 (b) 1/8 (c) 7/8 (d) 7/20
  8. 8.0.4 as a percent =
  9. 9.30% as a decimal =
  10. 10.0.35 as a percent =
  11. 11.0.05 as a percent =
  12. 12.62.5% as a decimal =
  13. 13.0.1 as a percent =
  14. 14.0.7 as a percent =
  15. 15.1/5 as a percent =
  16. 16.1/4 as a percent =
  17. 17.3/4 as a percent =
  18. 18.0.95 as a percent =
  19. 19.0.8 as a percent =
  20. 20.3/5 as a percent =
  21. 21.0.375 as a percent =
  22. 22.Which fraction is 0.15? (a) 1/4 (b) 7/20 (c) 2/5 (d) 3/20
  23. 23.0.4 as a percent =
  24. 24.37.5% as a decimal =
  25. 25.3/5 as a percent =
  26. 26.37.5% as a decimal =
  27. 27.90% as a decimal =
  28. 28.0.25 as a percent =
  29. 29.Which fraction is 0.125? (a) 1/2 (b) 1/8 (c) 4/5 (d) 7/20
  30. 30.1/4 as a percent =
  31. 31.25% as a decimal =
  32. 32.3/5 as a percent =
  33. 33.40% as a decimal =
  34. 34.0.5 as a percent =
  35. 35.0.375 as a percent =
  36. 36.0.85 as a percent =
  37. 37.0.25 as a percent =
  38. 38.Which fraction is 90%? (a) 19/20 (b) 9/10 (c) 3/20 (d) 17/20
  39. 39.1/8 as a percent =
  40. 40.0.125 as a percent =

Answer key

  1. 1/10
  2. 3/4
  3. 9/10
  4. 85
  5. 50
  6. 75
  7. 1/8
  8. 40
  9. 0.3
  10. 35
  11. 5
  12. 0.625
  13. 10
  14. 70
  15. 20
  16. 25
  17. 75
  18. 95
  19. 80
  20. 60
  21. 37.5
  22. 3/20
  23. 40
  24. 0.375
  25. 60
  26. 0.375
  27. 0.9
  28. 25
  29. 1/8
  30. 25
  31. 0.25
  32. 60
  33. 0.4
  34. 50
  35. 37.5
  36. 85
  37. 25
  38. 9/10
  39. 12.5
  40. 12.5

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