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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 811 · 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. 1.75% as a decimal =
  2. 2.0.3 as a percent =
  3. 3.15% as a decimal =
  4. 4.3/8 as a percent =
  5. 5.40% as a decimal =
  6. 6.1/2 as a percent =
  7. 7.3/4 as a percent =
  8. 8.5% as a decimal =
  9. 9.Which fraction is 0.375? (a) 9/10 (b) 3/8 (c) 17/20 (d) 1/4
  10. 10.0.2 as a percent =
  11. 11.95% as a decimal =
  12. 12.15% as a decimal =
  13. 13.80% as a decimal =
  14. 14.40% as a decimal =
  15. 15.7/8 as a percent =
  16. 16.0.45 as a percent =
  17. 17.Which fraction is 5%? (a) 1/10 (b) 1/20 (c) 11/20 (d) 4/5
  18. 18.9/10 as a percent =
  19. 19.0.25 as a percent =
  20. 20.0.2 as a percent =
  21. 21.7/20 as a percent =
  22. 22.10% as a decimal =
  23. 23.75% as a decimal =
  24. 24.0.625 as a percent =
  25. 25.80% as a decimal =
  26. 26.Which fraction is 0.4? (a) 3/4 (b) 2/5 (c) 1/2 (d) 7/10
  27. 27.0.4 as a percent =
  28. 28.0.8 as a percent =
  29. 29.0.15 as a percent =
  30. 30.85% as a decimal =
  31. 31.0.6 as a percent =
  32. 32.45% as a decimal =
  33. 33.7/10 as a percent =
  34. 34.0.65 as a percent =
  35. 35.5/8 as a percent =
  36. 36.0.625 as a percent =
  37. 37.90% as a decimal =
  38. 38.9/20 as a percent =
  39. 39.3/10 as a percent =
  40. 40.35% as a decimal =

Answer key

  1. 0.75
  2. 30
  3. 0.15
  4. 37.5
  5. 0.4
  6. 50
  7. 75
  8. 0.05
  9. 3/8
  10. 20
  11. 0.95
  12. 0.15
  13. 0.8
  14. 0.4
  15. 87.5
  16. 45
  17. 1/20
  18. 90
  19. 25
  20. 20
  21. 35
  22. 0.1
  23. 0.75
  24. 62.5
  25. 0.8
  26. 2/5
  27. 40
  28. 80
  29. 15
  30. 0.85
  31. 60
  32. 0.45
  33. 70
  34. 65
  35. 62.5
  36. 62.5
  37. 0.9
  38. 45
  39. 30
  40. 0.35

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