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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 559 · 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. 1.20% as a decimal =
  2. 2.1/4 as a percent =
  3. 3.5/8 as a percent =
  4. 4.9/10 as a percent =
  5. 5.0.125 as a percent =
  6. 6.95% as a decimal =
  7. 7.95% as a decimal =
  8. 8.55% as a decimal =
  9. 9.0.25 as a percent =
  10. 10.3/5 as a percent =
  11. 11.85% as a decimal =
  12. 12.0.5 as a percent =
  13. 13.Which fraction is 0.45? (a) 1/5 (b) 9/20 (c) 19/20 (d) 3/4
  14. 14.0.5 as a percent =
  15. 15.3/20 as a percent =
  16. 16.11/20 as a percent =
  17. 17.Which fraction is 95%? (a) 7/10 (b) 1/8 (c) 19/20 (d) 1/20
  18. 18.7/8 as a percent =
  19. 19.Which fraction is 5%? (a) 7/8 (b) 1/20 (c) 3/5 (d) 7/20
  20. 20.1/10 as a percent =
  21. 21.60% as a decimal =
  22. 22.35% as a decimal =
  23. 23.5% as a decimal =
  24. 24.Which fraction is 25%? (a) 1/4 (b) 1/2 (c) 3/20 (d) 3/4
  25. 25.3/5 as a percent =
  26. 26.35% as a decimal =
  27. 27.90% as a decimal =
  28. 28.Which fraction is 55%? (a) 3/5 (b) 19/20 (c) 11/20 (d) 7/8
  29. 29.50% as a decimal =
  30. 30.0.3 as a percent =
  31. 31.17/20 as a percent =
  32. 32.13/20 as a percent =
  33. 33.3/10 as a percent =
  34. 34.0.55 as a percent =
  35. 35.Which fraction is 65%? (a) 19/20 (b) 9/10 (c) 1/4 (d) 13/20
  36. 36.0.625 as a percent =
  37. 37.Which fraction is 75%? (a) 9/10 (b) 1/8 (c) 1/4 (d) 3/4
  38. 38.Which fraction is 62.5%? (a) 7/8 (b) 2/5 (c) 1/20 (d) 5/8
  39. 39.Which fraction is 0.35? (a) 7/20 (b) 3/8 (c) 3/5 (d) 9/10
  40. 40.0.6 as a percent =

Answer key

  1. 0.2
  2. 25
  3. 62.5
  4. 90
  5. 12.5
  6. 0.95
  7. 0.95
  8. 0.55
  9. 25
  10. 60
  11. 0.85
  12. 50
  13. 9/20
  14. 50
  15. 15
  16. 55
  17. 19/20
  18. 87.5
  19. 1/20
  20. 10
  21. 0.6
  22. 0.35
  23. 0.05
  24. 1/4
  25. 60
  26. 0.35
  27. 0.9
  28. 11/20
  29. 0.5
  30. 30
  31. 85
  32. 65
  33. 30
  34. 55
  35. 13/20
  36. 62.5
  37. 3/4
  38. 5/8
  39. 7/20
  40. 60

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