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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 291 · 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 30%? (a) 1/8 (b) 9/20 (c) 3/10 (d) 17/20
  2. 2.Which fraction is 0.8? (a) 3/8 (b) 4/5 (c) 2/5 (d) 1/5
  3. 3.15% as a decimal =
  4. 4.Which fraction is 0.8? (a) 3/10 (b) 3/20 (c) 4/5 (d) 3/8
  5. 5.13/20 as a percent =
  6. 6.1/20 as a percent =
  7. 7.55% as a decimal =
  8. 8.0.875 as a percent =
  9. 9.25% as a decimal =
  10. 10.62.5% as a decimal =
  11. 11.11/20 as a percent =
  12. 12.10% as a decimal =
  13. 13.2/5 as a percent =
  14. 14.25% as a decimal =
  15. 15.3/20 as a percent =
  16. 16.1/2 as a percent =
  17. 17.0.25 as a percent =
  18. 18.0.75 as a percent =
  19. 19.0.5 as a percent =
  20. 20.Which fraction is 80%? (a) 4/5 (b) 19/20 (c) 1/4 (d) 1/2
  21. 21.Which fraction is 25%? (a) 17/20 (b) 3/5 (c) 7/10 (d) 1/4
  22. 22.0.05 as a percent =
  23. 23.Which fraction is 15%? (a) 2/5 (b) 7/8 (c) 3/20 (d) 3/8
  24. 24.3/5 as a percent =
  25. 25.Which fraction is 0.9? (a) 1/2 (b) 3/20 (c) 9/10 (d) 1/5
  26. 26.3/5 as a percent =
  27. 27.Which fraction is 0.65? (a) 3/20 (b) 13/20 (c) 9/10 (d) 11/20
  28. 28.5% as a decimal =
  29. 29.5/8 as a percent =
  30. 30.3/4 as a percent =
  31. 31.17/20 as a percent =
  32. 32.Which fraction is 0.375? (a) 2/5 (b) 9/20 (c) 1/20 (d) 3/8
  33. 33.95% as a decimal =
  34. 34.1/2 as a percent =
  35. 35.0.35 as a percent =
  36. 36.0.1 as a percent =
  37. 37.0.95 as a percent =
  38. 38.Which fraction is 55%? (a) 3/8 (b) 11/20 (c) 19/20 (d) 9/20
  39. 39.15% as a decimal =
  40. 40.Which fraction is 70%? (a) 7/10 (b) 2/5 (c) 1/2 (d) 7/8

Answer key

  1. 3/10
  2. 4/5
  3. 0.15
  4. 4/5
  5. 65
  6. 5
  7. 0.55
  8. 87.5
  9. 0.25
  10. 0.625
  11. 55
  12. 0.1
  13. 40
  14. 0.25
  15. 15
  16. 50
  17. 25
  18. 75
  19. 50
  20. 4/5
  21. 1/4
  22. 5
  23. 3/20
  24. 60
  25. 9/10
  26. 60
  27. 13/20
  28. 0.05
  29. 62.5
  30. 75
  31. 85
  32. 3/8
  33. 0.95
  34. 50
  35. 35
  36. 10
  37. 95
  38. 11/20
  39. 0.15
  40. 7/10

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