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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 237 · 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. 1.40% as a decimal =
  2. 2.0.1 as a percent =
  3. 3.0.125 as a percent =
  4. 4.37.5% as a decimal =
  5. 5.87.5% as a decimal =
  6. 6.0.4 as a percent =
  7. 7.0.85 as a percent =
  8. 8.0.75 as a percent =
  9. 9.0.1 as a percent =
  10. 10.1/10 as a percent =
  11. 11.Which fraction is 0.05? (a) 7/20 (b) 1/20 (c) 1/2 (d) 3/10
  12. 12.35% as a decimal =
  13. 13.1/4 as a percent =
  14. 14.75% as a decimal =
  15. 15.Which fraction is 37.5%? (a) 7/10 (b) 11/20 (c) 3/8 (d) 1/4
  16. 16.0.8 as a percent =
  17. 17.Which fraction is 0.85? (a) 13/20 (b) 17/20 (c) 7/20 (d) 7/8
  18. 18.60% as a decimal =
  19. 19.3/5 as a percent =
  20. 20.Which fraction is 0.05? (a) 9/20 (b) 3/10 (c) 4/5 (d) 1/20
  21. 21.62.5% as a decimal =
  22. 22.17/20 as a percent =
  23. 23.0.55 as a percent =
  24. 24.62.5% as a decimal =
  25. 25.Which fraction is 5%? (a) 1/20 (b) 7/8 (c) 1/10 (d) 3/5
  26. 26.Which fraction is 50%? (a) 9/10 (b) 3/8 (c) 1/2 (d) 7/8
  27. 27.0.3 as a percent =
  28. 28.1/10 as a percent =
  29. 29.0.25 as a percent =
  30. 30.30% as a decimal =
  31. 31.1/5 as a percent =
  32. 32.Which fraction is 87.5%? (a) 2/5 (b) 7/8 (c) 13/20 (d) 1/5
  33. 33.3/20 as a percent =
  34. 34.Which fraction is 0.05? (a) 7/8 (b) 3/8 (c) 1/5 (d) 1/20
  35. 35.Which fraction is 0.35? (a) 9/10 (b) 13/20 (c) 1/20 (d) 7/20
  36. 36.0.05 as a percent =
  37. 37.50% as a decimal =
  38. 38.0.2 as a percent =
  39. 39.11/20 as a percent =
  40. 40.Which fraction is 95%? (a) 17/20 (b) 13/20 (c) 3/5 (d) 19/20

Answer key

  1. 0.4
  2. 10
  3. 12.5
  4. 0.375
  5. 0.875
  6. 40
  7. 85
  8. 75
  9. 10
  10. 10
  11. 1/20
  12. 0.35
  13. 25
  14. 0.75
  15. 3/8
  16. 80
  17. 17/20
  18. 0.6
  19. 60
  20. 1/20
  21. 0.625
  22. 85
  23. 55
  24. 0.625
  25. 1/20
  26. 1/2
  27. 30
  28. 10
  29. 25
  30. 0.3
  31. 20
  32. 7/8
  33. 15
  34. 1/20
  35. 7/20
  36. 5
  37. 0.5
  38. 20
  39. 55
  40. 19/20

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