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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 613 · 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. 1.65% as a decimal =
  2. 2.37.5% as a decimal =
  3. 3.10% as a decimal =
  4. 4.0.6 as a percent =
  5. 5.40% as a decimal =
  6. 6.4/5 as a percent =
  7. 7.0.05 as a percent =
  8. 8.17/20 as a percent =
  9. 9.15% as a decimal =
  10. 10.Which fraction is 0.8? (a) 3/4 (b) 4/5 (c) 1/10 (d) 5/8
  11. 11.3/4 as a percent =
  12. 12.40% as a decimal =
  13. 13.95% as a decimal =
  14. 14.Which fraction is 50%? (a) 7/8 (b) 13/20 (c) 1/2 (d) 17/20
  15. 15.3/8 as a percent =
  16. 16.1/8 as a percent =
  17. 17.19/20 as a percent =
  18. 18.Which fraction is 0.85? (a) 9/20 (b) 17/20 (c) 1/4 (d) 3/4
  19. 19.2/5 as a percent =
  20. 20.Which fraction is 0.125? (a) 1/4 (b) 1/8 (c) 7/20 (d) 13/20
  21. 21.35% as a decimal =
  22. 22.Which fraction is 60%? (a) 5/8 (b) 3/5 (c) 11/20 (d) 13/20
  23. 23.62.5% as a decimal =
  24. 24.0.05 as a percent =
  25. 25.17/20 as a percent =
  26. 26.62.5% as a decimal =
  27. 27.3/8 as a percent =
  28. 28.0.625 as a percent =
  29. 29.1/20 as a percent =
  30. 30.37.5% as a decimal =
  31. 31.0.9 as a percent =
  32. 32.5/8 as a percent =
  33. 33.62.5% as a decimal =
  34. 34.87.5% as a decimal =
  35. 35.Which fraction is 12.5%? (a) 1/5 (b) 9/20 (c) 1/8 (d) 19/20
  36. 36.Which fraction is 50%? (a) 1/8 (b) 1/20 (c) 1/2 (d) 4/5
  37. 37.0.6 as a percent =
  38. 38.0.4 as a percent =
  39. 39.5/8 as a percent =
  40. 40.Which fraction is 0.05? (a) 13/20 (b) 4/5 (c) 7/8 (d) 1/20

Answer key

  1. 0.65
  2. 0.375
  3. 0.1
  4. 60
  5. 0.4
  6. 80
  7. 5
  8. 85
  9. 0.15
  10. 4/5
  11. 75
  12. 0.4
  13. 0.95
  14. 1/2
  15. 37.5
  16. 12.5
  17. 95
  18. 17/20
  19. 40
  20. 1/8
  21. 0.35
  22. 3/5
  23. 0.625
  24. 5
  25. 85
  26. 0.625
  27. 37.5
  28. 62.5
  29. 5
  30. 0.375
  31. 90
  32. 62.5
  33. 0.625
  34. 0.875
  35. 1/8
  36. 1/2
  37. 60
  38. 40
  39. 62.5
  40. 1/20

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