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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 380 · 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. 1.1/5 as a percent =
  2. 2.1/5 as a percent =
  3. 3.0.125 as a percent =
  4. 4.30% as a decimal =
  5. 5.0.5 as a percent =
  6. 6.0.4 as a percent =
  7. 7.60% as a decimal =
  8. 8.0.25 as a percent =
  9. 9.3/10 as a percent =
  10. 10.70% as a decimal =
  11. 11.0.2 as a percent =
  12. 12.25% as a decimal =
  13. 13.0.625 as a percent =
  14. 14.0.625 as a percent =
  15. 15.50% as a decimal =
  16. 16.7/10 as a percent =
  17. 17.Which fraction is 55%? (a) 3/10 (b) 17/20 (c) 11/20 (d) 9/20
  18. 18.Which fraction is 0.05? (a) 3/8 (b) 1/20 (c) 9/10 (d) 13/20
  19. 19.0.625 as a percent =
  20. 20.60% as a decimal =
  21. 21.62.5% as a decimal =
  22. 22.Which fraction is 0.35? (a) 7/8 (b) 4/5 (c) 2/5 (d) 7/20
  23. 23.3/10 as a percent =
  24. 24.Which fraction is 40%? (a) 17/20 (b) 11/20 (c) 1/8 (d) 2/5
  25. 25.0.65 as a percent =
  26. 26.0.85 as a percent =
  27. 27.Which fraction is 70%? (a) 7/10 (b) 2/5 (c) 3/4 (d) 1/20
  28. 28.4/5 as a percent =
  29. 29.1/4 as a percent =
  30. 30.90% as a decimal =
  31. 31.12.5% as a decimal =
  32. 32.Which fraction is 0.25? (a) 7/20 (b) 1/8 (c) 17/20 (d) 1/4
  33. 33.Which fraction is 87.5%? (a) 9/10 (b) 7/8 (c) 19/20 (d) 5/8
  34. 34.1/5 as a percent =
  35. 35.70% as a decimal =
  36. 36.0.55 as a percent =
  37. 37.Which fraction is 0.3? (a) 3/10 (b) 3/5 (c) 3/8 (d) 3/4
  38. 38.5/8 as a percent =
  39. 39.Which fraction is 50%? (a) 1/4 (b) 1/20 (c) 19/20 (d) 1/2
  40. 40.17/20 as a percent =

Answer key

  1. 20
  2. 20
  3. 12.5
  4. 0.3
  5. 50
  6. 40
  7. 0.6
  8. 25
  9. 30
  10. 0.7
  11. 20
  12. 0.25
  13. 62.5
  14. 62.5
  15. 0.5
  16. 70
  17. 11/20
  18. 1/20
  19. 62.5
  20. 0.6
  21. 0.625
  22. 7/20
  23. 30
  24. 2/5
  25. 65
  26. 85
  27. 7/10
  28. 80
  29. 25
  30. 0.9
  31. 0.125
  32. 1/4
  33. 7/8
  34. 20
  35. 0.7
  36. 55
  37. 3/10
  38. 62.5
  39. 1/2
  40. 85

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