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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 51 · 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. 1.1/8 as a percent =
  2. 2.7/10 as a percent =
  3. 3.90% as a decimal =
  4. 4.2/5 as a percent =
  5. 5.0.15 as a percent =
  6. 6.3/10 as a percent =
  7. 7.0.8 as a percent =
  8. 8.5% as a decimal =
  9. 9.1/2 as a percent =
  10. 10.Which fraction is 0.625? (a) 19/20 (b) 1/20 (c) 5/8 (d) 9/10
  11. 11.Which fraction is 95%? (a) 1/10 (b) 5/8 (c) 19/20 (d) 7/8
  12. 12.0.05 as a percent =
  13. 13.7/10 as a percent =
  14. 14.Which fraction is 0.625? (a) 13/20 (b) 5/8 (c) 9/10 (d) 4/5
  15. 15.1/4 as a percent =
  16. 16.5/8 as a percent =
  17. 17.5/8 as a percent =
  18. 18.4/5 as a percent =
  19. 19.Which fraction is 45%? (a) 9/20 (b) 1/8 (c) 1/2 (d) 11/20
  20. 20.3/10 as a percent =
  21. 21.Which fraction is 65%? (a) 1/4 (b) 17/20 (c) 13/20 (d) 1/10
  22. 22.Which fraction is 0.35? (a) 5/8 (b) 7/20 (c) 1/2 (d) 1/5
  23. 23.17/20 as a percent =
  24. 24.3/8 as a percent =
  25. 25.Which fraction is 0.95? (a) 2/5 (b) 1/20 (c) 19/20 (d) 1/8
  26. 26.80% as a decimal =
  27. 27.9/20 as a percent =
  28. 28.13/20 as a percent =
  29. 29.0.05 as a percent =
  30. 30.75% as a decimal =
  31. 31.85% as a decimal =
  32. 32.1/4 as a percent =
  33. 33.Which fraction is 0.85? (a) 1/10 (b) 4/5 (c) 17/20 (d) 2/5
  34. 34.70% as a decimal =
  35. 35.60% as a decimal =
  36. 36.1/5 as a percent =
  37. 37.Which fraction is 5%? (a) 7/20 (b) 9/10 (c) 1/20 (d) 19/20
  38. 38.0.25 as a percent =
  39. 39.0.95 as a percent =
  40. 40.19/20 as a percent =

Answer key

  1. 12.5
  2. 70
  3. 0.9
  4. 40
  5. 15
  6. 30
  7. 80
  8. 0.05
  9. 50
  10. 5/8
  11. 19/20
  12. 5
  13. 70
  14. 5/8
  15. 25
  16. 62.5
  17. 62.5
  18. 80
  19. 9/20
  20. 30
  21. 13/20
  22. 7/20
  23. 85
  24. 37.5
  25. 19/20
  26. 0.8
  27. 45
  28. 65
  29. 5
  30. 0.75
  31. 0.85
  32. 25
  33. 17/20
  34. 0.7
  35. 0.6
  36. 20
  37. 1/20
  38. 25
  39. 95
  40. 95

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