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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 316 · 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. 1.1/4 as a percent =
  2. 2.7/20 as a percent =
  3. 3.80% as a decimal =
  4. 4.0.35 as a percent =
  5. 5.Which fraction is 50%? (a) 4/5 (b) 17/20 (c) 2/5 (d) 1/2
  6. 6.1/2 as a percent =
  7. 7.3/5 as a percent =
  8. 8.2/5 as a percent =
  9. 9.10% as a decimal =
  10. 10.62.5% as a decimal =
  11. 11.0.2 as a percent =
  12. 12.19/20 as a percent =
  13. 13.9/20 as a percent =
  14. 14.75% as a decimal =
  15. 15.40% as a decimal =
  16. 16.Which fraction is 80%? (a) 2/5 (b) 17/20 (c) 4/5 (d) 9/10
  17. 17.0.875 as a percent =
  18. 18.65% as a decimal =
  19. 19.70% as a decimal =
  20. 20.3/20 as a percent =
  21. 21.0.05 as a percent =
  22. 22.1/20 as a percent =
  23. 23.Which fraction is 30%? (a) 3/10 (b) 11/20 (c) 1/8 (d) 4/5
  24. 24.0.85 as a percent =
  25. 25.Which fraction is 0.3? (a) 7/20 (b) 17/20 (c) 3/10 (d) 1/10
  26. 26.0.35 as a percent =
  27. 27.Which fraction is 0.15? (a) 9/20 (b) 1/10 (c) 3/20 (d) 1/2
  28. 28.0.4 as a percent =
  29. 29.4/5 as a percent =
  30. 30.0.05 as a percent =
  31. 31.0.125 as a percent =
  32. 32.25% as a decimal =
  33. 33.85% as a decimal =
  34. 34.3/4 as a percent =
  35. 35.3/4 as a percent =
  36. 36.0.15 as a percent =
  37. 37.0.125 as a percent =
  38. 38.Which fraction is 20%? (a) 1/5 (b) 4/5 (c) 3/10 (d) 9/10
  39. 39.Which fraction is 60%? (a) 11/20 (b) 1/4 (c) 3/5 (d) 1/8
  40. 40.Which fraction is 25%? (a) 3/10 (b) 1/10 (c) 7/10 (d) 1/4

Answer key

  1. 25
  2. 35
  3. 0.8
  4. 35
  5. 1/2
  6. 50
  7. 60
  8. 40
  9. 0.1
  10. 0.625
  11. 20
  12. 95
  13. 45
  14. 0.75
  15. 0.4
  16. 4/5
  17. 87.5
  18. 0.65
  19. 0.7
  20. 15
  21. 5
  22. 5
  23. 3/10
  24. 85
  25. 3/10
  26. 35
  27. 3/20
  28. 40
  29. 80
  30. 5
  31. 12.5
  32. 0.25
  33. 0.85
  34. 75
  35. 75
  36. 15
  37. 12.5
  38. 1/5
  39. 3/5
  40. 1/4

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