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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 206 · 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. 1.35% as a decimal =
  2. 2.0.75 as a percent =
  3. 3.60% as a decimal =
  4. 4.40% as a decimal =
  5. 5.7/20 as a percent =
  6. 6.1/4 as a percent =
  7. 7.87.5% as a decimal =
  8. 8.13/20 as a percent =
  9. 9.Which fraction is 0.15? (a) 7/8 (b) 1/4 (c) 1/5 (d) 3/20
  10. 10.1/2 as a percent =
  11. 11.Which fraction is 62.5%? (a) 2/5 (b) 1/20 (c) 1/8 (d) 5/8
  12. 12.0.55 as a percent =
  13. 13.15% as a decimal =
  14. 14.15% as a decimal =
  15. 15.19/20 as a percent =
  16. 16.7/8 as a percent =
  17. 17.Which fraction is 85%? (a) 3/10 (b) 17/20 (c) 9/10 (d) 1/5
  18. 18.4/5 as a percent =
  19. 19.0.6 as a percent =
  20. 20.2/5 as a percent =
  21. 21.Which fraction is 0.25? (a) 1/4 (b) 4/5 (c) 9/20 (d) 2/5
  22. 22.75% as a decimal =
  23. 23.1/10 as a percent =
  24. 24.37.5% as a decimal =
  25. 25.40% as a decimal =
  26. 26.37.5% as a decimal =
  27. 27.1/10 as a percent =
  28. 28.Which fraction is 45%? (a) 1/8 (b) 3/5 (c) 9/20 (d) 3/20
  29. 29.70% as a decimal =
  30. 30.62.5% as a decimal =
  31. 31.3/10 as a percent =
  32. 32.Which fraction is 15%? (a) 1/10 (b) 3/20 (c) 3/4 (d) 1/2
  33. 33.Which fraction is 0.8? (a) 7/20 (b) 4/5 (c) 5/8 (d) 3/10
  34. 34.3/5 as a percent =
  35. 35.3/4 as a percent =
  36. 36.Which fraction is 90%? (a) 1/5 (b) 1/10 (c) 19/20 (d) 9/10
  37. 37.Which fraction is 80%? (a) 3/10 (b) 4/5 (c) 7/20 (d) 3/4
  38. 38.7/8 as a percent =
  39. 39.11/20 as a percent =
  40. 40.95% as a decimal =

Answer key

  1. 0.35
  2. 75
  3. 0.6
  4. 0.4
  5. 35
  6. 25
  7. 0.875
  8. 65
  9. 3/20
  10. 50
  11. 5/8
  12. 55
  13. 0.15
  14. 0.15
  15. 95
  16. 87.5
  17. 17/20
  18. 80
  19. 60
  20. 40
  21. 1/4
  22. 0.75
  23. 10
  24. 0.375
  25. 0.4
  26. 0.375
  27. 10
  28. 9/20
  29. 0.7
  30. 0.625
  31. 30
  32. 3/20
  33. 4/5
  34. 60
  35. 75
  36. 9/10
  37. 4/5
  38. 87.5
  39. 55
  40. 0.95

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