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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 137 · 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. 1.10% as a decimal =
  2. 2.13/20 as a percent =
  3. 3.0.75 as a percent =
  4. 4.0.55 as a percent =
  5. 5.1/2 as a percent =
  6. 6.1/2 as a percent =
  7. 7.0.25 as a percent =
  8. 8.0.9 as a percent =
  9. 9.87.5% as a decimal =
  10. 10.1/2 as a percent =
  11. 11.0.6 as a percent =
  12. 12.0.35 as a percent =
  13. 13.0.2 as a percent =
  14. 14.1/5 as a percent =
  15. 15.7/10 as a percent =
  16. 16.0.95 as a percent =
  17. 17.1/2 as a percent =
  18. 18.3/10 as a percent =
  19. 19.70% as a decimal =
  20. 20.0.85 as a percent =
  21. 21.0.75 as a percent =
  22. 22.Which fraction is 0.25? (a) 5/8 (b) 9/20 (c) 17/20 (d) 1/4
  23. 23.87.5% as a decimal =
  24. 24.Which fraction is 80%? (a) 3/20 (b) 1/2 (c) 7/10 (d) 4/5
  25. 25.Which fraction is 10%? (a) 3/5 (b) 1/8 (c) 1/2 (d) 1/10
  26. 26.Which fraction is 15%? (a) 1/4 (b) 3/10 (c) 1/2 (d) 3/20
  27. 27.60% as a decimal =
  28. 28.19/20 as a percent =
  29. 29.7/20 as a percent =
  30. 30.11/20 as a percent =
  31. 31.Which fraction is 70%? (a) 1/4 (b) 7/10 (c) 3/8 (d) 2/5
  32. 32.Which fraction is 0.15? (a) 1/5 (b) 3/20 (c) 4/5 (d) 1/20
  33. 33.0.35 as a percent =
  34. 34.15% as a decimal =
  35. 35.0.75 as a percent =
  36. 36.0.3 as a percent =
  37. 37.95% as a decimal =
  38. 38.4/5 as a percent =
  39. 39.95% as a decimal =
  40. 40.7/8 as a percent =

Answer key

  1. 0.1
  2. 65
  3. 75
  4. 55
  5. 50
  6. 50
  7. 25
  8. 90
  9. 0.875
  10. 50
  11. 60
  12. 35
  13. 20
  14. 20
  15. 70
  16. 95
  17. 50
  18. 30
  19. 0.7
  20. 85
  21. 75
  22. 1/4
  23. 0.875
  24. 4/5
  25. 1/10
  26. 3/20
  27. 0.6
  28. 95
  29. 35
  30. 55
  31. 7/10
  32. 3/20
  33. 35
  34. 0.15
  35. 75
  36. 30
  37. 0.95
  38. 80
  39. 0.95
  40. 87.5

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