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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 289 · 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) 3/4 (b) 4/5 (c) 1/10 (d) 1/5
  2. 2.0.95 as a percent =
  3. 3.17/20 as a percent =
  4. 4.15% as a decimal =
  5. 5.0.125 as a percent =
  6. 6.90% as a decimal =
  7. 7.0.7 as a percent =
  8. 8.65% as a decimal =
  9. 9.4/5 as a percent =
  10. 10.0.3 as a percent =
  11. 11.1/10 as a percent =
  12. 12.50% as a decimal =
  13. 13.1/5 as a percent =
  14. 14.1/2 as a percent =
  15. 15.3/20 as a percent =
  16. 16.7/10 as a percent =
  17. 17.1/8 as a percent =
  18. 18.1/20 as a percent =
  19. 19.55% as a decimal =
  20. 20.17/20 as a percent =
  21. 21.Which fraction is 55%? (a) 13/20 (b) 3/20 (c) 9/20 (d) 11/20
  22. 22.2/5 as a percent =
  23. 23.2/5 as a percent =
  24. 24.10% as a decimal =
  25. 25.0.875 as a percent =
  26. 26.85% as a decimal =
  27. 27.85% as a decimal =
  28. 28.0.65 as a percent =
  29. 29.Which fraction is 0.7? (a) 7/10 (b) 19/20 (c) 3/10 (d) 3/20
  30. 30.0.8 as a percent =
  31. 31.0.125 as a percent =
  32. 32.45% as a decimal =
  33. 33.Which fraction is 35%? (a) 7/20 (b) 1/4 (c) 1/8 (d) 3/10
  34. 34.0.55 as a percent =
  35. 35.62.5% as a decimal =
  36. 36.65% as a decimal =
  37. 37.0.95 as a percent =
  38. 38.0.625 as a percent =
  39. 39.95% as a decimal =
  40. 40.Which fraction is 0.1? (a) 19/20 (b) 9/10 (c) 3/5 (d) 1/10

Answer key

  1. 1/10
  2. 95
  3. 85
  4. 0.15
  5. 12.5
  6. 0.9
  7. 70
  8. 0.65
  9. 80
  10. 30
  11. 10
  12. 0.5
  13. 20
  14. 50
  15. 15
  16. 70
  17. 12.5
  18. 5
  19. 0.55
  20. 85
  21. 11/20
  22. 40
  23. 40
  24. 0.1
  25. 87.5
  26. 0.85
  27. 0.85
  28. 65
  29. 7/10
  30. 80
  31. 12.5
  32. 0.45
  33. 7/20
  34. 55
  35. 0.625
  36. 0.65
  37. 95
  38. 62.5
  39. 0.95
  40. 1/10

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