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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 145 · 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 95%? (a) 7/20 (b) 4/5 (c) 19/20 (d) 9/20
  2. 2.17/20 as a percent =
  3. 3.0.1 as a percent =
  4. 4.0.2 as a percent =
  5. 5.0.45 as a percent =
  6. 6.4/5 as a percent =
  7. 7.0.8 as a percent =
  8. 8.5/8 as a percent =
  9. 9.45% as a decimal =
  10. 10.0.875 as a percent =
  11. 11.62.5% as a decimal =
  12. 12.30% as a decimal =
  13. 13.35% as a decimal =
  14. 14.Which fraction is 0.7? (a) 17/20 (b) 2/5 (c) 7/10 (d) 13/20
  15. 15.0.3 as a percent =
  16. 16.65% as a decimal =
  17. 17.90% as a decimal =
  18. 18.17/20 as a percent =
  19. 19.Which fraction is 20%? (a) 1/2 (b) 3/8 (c) 5/8 (d) 1/5
  20. 20.0.05 as a percent =
  21. 21.9/20 as a percent =
  22. 22.2/5 as a percent =
  23. 23.17/20 as a percent =
  24. 24.0.5 as a percent =
  25. 25.3/4 as a percent =
  26. 26.Which fraction is 0.85? (a) 4/5 (b) 7/10 (c) 13/20 (d) 17/20
  27. 27.1/8 as a percent =
  28. 28.1/2 as a percent =
  29. 29.55% as a decimal =
  30. 30.50% as a decimal =
  31. 31.0.625 as a percent =
  32. 32.Which fraction is 60%? (a) 3/4 (b) 1/5 (c) 3/5 (d) 7/20
  33. 33.Which fraction is 25%? (a) 3/20 (b) 3/4 (c) 1/4 (d) 1/5
  34. 34.5/8 as a percent =
  35. 35.0.75 as a percent =
  36. 36.0.8 as a percent =
  37. 37.70% as a decimal =
  38. 38.3/4 as a percent =
  39. 39.12.5% as a decimal =
  40. 40.0.65 as a percent =

Answer key

  1. 19/20
  2. 85
  3. 10
  4. 20
  5. 45
  6. 80
  7. 80
  8. 62.5
  9. 0.45
  10. 87.5
  11. 0.625
  12. 0.3
  13. 0.35
  14. 7/10
  15. 30
  16. 0.65
  17. 0.9
  18. 85
  19. 1/5
  20. 5
  21. 45
  22. 40
  23. 85
  24. 50
  25. 75
  26. 17/20
  27. 12.5
  28. 50
  29. 0.55
  30. 0.5
  31. 62.5
  32. 3/5
  33. 1/4
  34. 62.5
  35. 75
  36. 80
  37. 0.7
  38. 75
  39. 0.125
  40. 65

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