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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 222 · 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. 1.3/8 as a percent =
  2. 2.Which fraction is 55%? (a) 1/2 (b) 9/20 (c) 11/20 (d) 17/20
  3. 3.0.05 as a percent =
  4. 4.87.5% as a decimal =
  5. 5.55% as a decimal =
  6. 6.35% as a decimal =
  7. 7.7/8 as a percent =
  8. 8.0.375 as a percent =
  9. 9.Which fraction is 50%? (a) 1/4 (b) 7/8 (c) 5/8 (d) 1/2
  10. 10.1/8 as a percent =
  11. 11.9/10 as a percent =
  12. 12.62.5% as a decimal =
  13. 13.Which fraction is 95%? (a) 19/20 (b) 9/20 (c) 3/5 (d) 1/5
  14. 14.0.05 as a percent =
  15. 15.90% as a decimal =
  16. 16.1/10 as a percent =
  17. 17.1/2 as a percent =
  18. 18.3/5 as a percent =
  19. 19.60% as a decimal =
  20. 20.62.5% as a decimal =
  21. 21.3/8 as a percent =
  22. 22.3/5 as a percent =
  23. 23.0.85 as a percent =
  24. 24.Which fraction is 0.95? (a) 5/8 (b) 1/2 (c) 19/20 (d) 3/5
  25. 25.0.9 as a percent =
  26. 26.17/20 as a percent =
  27. 27.3/20 as a percent =
  28. 28.Which fraction is 95%? (a) 9/10 (b) 2/5 (c) 19/20 (d) 7/8
  29. 29.15% as a decimal =
  30. 30.Which fraction is 50%? (a) 4/5 (b) 1/10 (c) 3/8 (d) 1/2
  31. 31.55% as a decimal =
  32. 32.3/20 as a percent =
  33. 33.Which fraction is 0.5? (a) 19/20 (b) 13/20 (c) 1/2 (d) 11/20
  34. 34.0.45 as a percent =
  35. 35.0.1 as a percent =
  36. 36.30% as a decimal =
  37. 37.3/10 as a percent =
  38. 38.75% as a decimal =
  39. 39.Which fraction is 0.9? (a) 3/8 (b) 9/10 (c) 7/10 (d) 17/20
  40. 40.10% as a decimal =

Answer key

  1. 37.5
  2. 11/20
  3. 5
  4. 0.875
  5. 0.55
  6. 0.35
  7. 87.5
  8. 37.5
  9. 1/2
  10. 12.5
  11. 90
  12. 0.625
  13. 19/20
  14. 5
  15. 0.9
  16. 10
  17. 50
  18. 60
  19. 0.6
  20. 0.625
  21. 37.5
  22. 60
  23. 85
  24. 19/20
  25. 90
  26. 85
  27. 15
  28. 19/20
  29. 0.15
  30. 1/2
  31. 0.55
  32. 15
  33. 1/2
  34. 45
  35. 10
  36. 0.3
  37. 30
  38. 0.75
  39. 9/10
  40. 0.1

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