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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 414 · 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 12.5%? (a) 3/4 (b) 1/8 (c) 1/20 (d) 9/20
  2. 2.1/10 as a percent =
  3. 3.0.8 as a percent =
  4. 4.70% as a decimal =
  5. 5.0.1 as a percent =
  6. 6.0.6 as a percent =
  7. 7.5/8 as a percent =
  8. 8.0.85 as a percent =
  9. 9.7/8 as a percent =
  10. 10.10% as a decimal =
  11. 11.75% as a decimal =
  12. 12.0.375 as a percent =
  13. 13.37.5% as a decimal =
  14. 14.7/10 as a percent =
  15. 15.0.4 as a percent =
  16. 16.87.5% as a decimal =
  17. 17.Which fraction is 0.55? (a) 1/4 (b) 9/10 (c) 11/20 (d) 3/8
  18. 18.25% as a decimal =
  19. 19.0.8 as a percent =
  20. 20.1/5 as a percent =
  21. 21.0.875 as a percent =
  22. 22.3/5 as a percent =
  23. 23.0.05 as a percent =
  24. 24.Which fraction is 80%? (a) 4/5 (b) 3/20 (c) 1/4 (d) 3/8
  25. 25.20% as a decimal =
  26. 26.0.65 as a percent =
  27. 27.1/20 as a percent =
  28. 28.55% as a decimal =
  29. 29.1/2 as a percent =
  30. 30.85% as a decimal =
  31. 31.62.5% as a decimal =
  32. 32.0.85 as a percent =
  33. 33.15% as a decimal =
  34. 34.11/20 as a percent =
  35. 35.75% as a decimal =
  36. 36.0.25 as a percent =
  37. 37.Which fraction is 0.625? (a) 4/5 (b) 3/4 (c) 5/8 (d) 7/20
  38. 38.75% as a decimal =
  39. 39.0.45 as a percent =
  40. 40.Which fraction is 62.5%? (a) 17/20 (b) 11/20 (c) 5/8 (d) 19/20

Answer key

  1. 1/8
  2. 10
  3. 80
  4. 0.7
  5. 10
  6. 60
  7. 62.5
  8. 85
  9. 87.5
  10. 0.1
  11. 0.75
  12. 37.5
  13. 0.375
  14. 70
  15. 40
  16. 0.875
  17. 11/20
  18. 0.25
  19. 80
  20. 20
  21. 87.5
  22. 60
  23. 5
  24. 4/5
  25. 0.2
  26. 65
  27. 5
  28. 0.55
  29. 50
  30. 0.85
  31. 0.625
  32. 85
  33. 0.15
  34. 55
  35. 0.75
  36. 25
  37. 5/8
  38. 0.75
  39. 45
  40. 5/8

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