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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 204 · 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. 1.2/5 as a percent =
  2. 2.1/4 as a percent =
  3. 3.0.9 as a percent =
  4. 4.Which fraction is 25%? (a) 3/10 (b) 1/2 (c) 2/5 (d) 1/4
  5. 5.62.5% as a decimal =
  6. 6.Which fraction is 40%? (a) 2/5 (b) 3/8 (c) 1/2 (d) 3/5
  7. 7.0.75 as a percent =
  8. 8.Which fraction is 20%? (a) 1/2 (b) 3/5 (c) 3/4 (d) 1/5
  9. 9.0.7 as a percent =
  10. 10.75% as a decimal =
  11. 11.Which fraction is 15%? (a) 11/20 (b) 1/8 (c) 3/10 (d) 3/20
  12. 12.25% as a decimal =
  13. 13.19/20 as a percent =
  14. 14.0.85 as a percent =
  15. 15.1/20 as a percent =
  16. 16.25% as a decimal =
  17. 17.Which fraction is 25%? (a) 11/20 (b) 1/20 (c) 9/10 (d) 1/4
  18. 18.0.65 as a percent =
  19. 19.25% as a decimal =
  20. 20.Which fraction is 0.375? (a) 9/10 (b) 4/5 (c) 1/5 (d) 3/8
  21. 21.75% as a decimal =
  22. 22.0.65 as a percent =
  23. 23.1/20 as a percent =
  24. 24.7/20 as a percent =
  25. 25.1/20 as a percent =
  26. 26.0.85 as a percent =
  27. 27.25% as a decimal =
  28. 28.Which fraction is 80%? (a) 3/20 (b) 1/10 (c) 4/5 (d) 2/5
  29. 29.15% as a decimal =
  30. 30.3/4 as a percent =
  31. 31.0.65 as a percent =
  32. 32.90% as a decimal =
  33. 33.35% as a decimal =
  34. 34.0.9 as a percent =
  35. 35.9/20 as a percent =
  36. 36.35% as a decimal =
  37. 37.Which fraction is 55%? (a) 1/5 (b) 9/10 (c) 11/20 (d) 9/20
  38. 38.0.5 as a percent =
  39. 39.Which fraction is 25%? (a) 13/20 (b) 1/10 (c) 7/8 (d) 1/4
  40. 40.30% as a decimal =

Answer key

  1. 40
  2. 25
  3. 90
  4. 1/4
  5. 0.625
  6. 2/5
  7. 75
  8. 1/5
  9. 70
  10. 0.75
  11. 3/20
  12. 0.25
  13. 95
  14. 85
  15. 5
  16. 0.25
  17. 1/4
  18. 65
  19. 0.25
  20. 3/8
  21. 0.75
  22. 65
  23. 5
  24. 35
  25. 5
  26. 85
  27. 0.25
  28. 4/5
  29. 0.15
  30. 75
  31. 65
  32. 0.9
  33. 0.35
  34. 90
  35. 45
  36. 0.35
  37. 11/20
  38. 50
  39. 1/4
  40. 0.3

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