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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 855 · 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 20%? (a) 1/20 (b) 1/10 (c) 1/5 (d) 4/5
  2. 2.25% as a decimal =
  3. 3.1/4 as a percent =
  4. 4.5/8 as a percent =
  5. 5.0.05 as a percent =
  6. 6.9/20 as a percent =
  7. 7.Which fraction is 0.4? (a) 3/10 (b) 9/10 (c) 2/5 (d) 9/20
  8. 8.0.1 as a percent =
  9. 9.Which fraction is 70%? (a) 7/10 (b) 5/8 (c) 1/10 (d) 1/4
  10. 10.87.5% as a decimal =
  11. 11.1/20 as a percent =
  12. 12.9/20 as a percent =
  13. 13.0.5 as a percent =
  14. 14.Which fraction is 0.8? (a) 4/5 (b) 3/4 (c) 5/8 (d) 9/10
  15. 15.5% as a decimal =
  16. 16.Which fraction is 0.85? (a) 17/20 (b) 7/10 (c) 1/8 (d) 3/4
  17. 17.Which fraction is 85%? (a) 2/5 (b) 3/8 (c) 17/20 (d) 1/20
  18. 18.62.5% as a decimal =
  19. 19.1/2 as a percent =
  20. 20.5/8 as a percent =
  21. 21.9/20 as a percent =
  22. 22.0.7 as a percent =
  23. 23.1/4 as a percent =
  24. 24.5% as a decimal =
  25. 25.Which fraction is 95%? (a) 9/10 (b) 3/20 (c) 19/20 (d) 3/4
  26. 26.0.2 as a percent =
  27. 27.19/20 as a percent =
  28. 28.1/10 as a percent =
  29. 29.1/20 as a percent =
  30. 30.1/10 as a percent =
  31. 31.0.95 as a percent =
  32. 32.13/20 as a percent =
  33. 33.3/4 as a percent =
  34. 34.60% as a decimal =
  35. 35.3/20 as a percent =
  36. 36.0.75 as a percent =
  37. 37.0.75 as a percent =
  38. 38.Which fraction is 0.05? (a) 3/4 (b) 1/20 (c) 13/20 (d) 1/5
  39. 39.19/20 as a percent =
  40. 40.Which fraction is 20%? (a) 1/4 (b) 1/5 (c) 3/5 (d) 3/10

Answer key

  1. 1/5
  2. 0.25
  3. 25
  4. 62.5
  5. 5
  6. 45
  7. 2/5
  8. 10
  9. 7/10
  10. 0.875
  11. 5
  12. 45
  13. 50
  14. 4/5
  15. 0.05
  16. 17/20
  17. 17/20
  18. 0.625
  19. 50
  20. 62.5
  21. 45
  22. 70
  23. 25
  24. 0.05
  25. 19/20
  26. 20
  27. 95
  28. 10
  29. 5
  30. 10
  31. 95
  32. 65
  33. 75
  34. 0.6
  35. 15
  36. 75
  37. 75
  38. 1/20
  39. 95
  40. 1/5

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