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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 281 · 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 37.5%? (a) 9/20 (b) 2/5 (c) 3/8 (d) 1/2
  2. 2.0.15 as a percent =
  3. 3.70% as a decimal =
  4. 4.0.625 as a percent =
  5. 5.70% as a decimal =
  6. 6.4/5 as a percent =
  7. 7.0.65 as a percent =
  8. 8.11/20 as a percent =
  9. 9.7/10 as a percent =
  10. 10.Which fraction is 0.3? (a) 3/8 (b) 17/20 (c) 1/10 (d) 3/10
  11. 11.95% as a decimal =
  12. 12.62.5% as a decimal =
  13. 13.87.5% as a decimal =
  14. 14.0.05 as a percent =
  15. 15.Which fraction is 0.375? (a) 9/20 (b) 11/20 (c) 1/5 (d) 3/8
  16. 16.75% as a decimal =
  17. 17.2/5 as a percent =
  18. 18.Which fraction is 85%? (a) 17/20 (b) 3/5 (c) 9/10 (d) 4/5
  19. 19.0.2 as a percent =
  20. 20.0.55 as a percent =
  21. 21.62.5% as a decimal =
  22. 22.62.5% as a decimal =
  23. 23.7/8 as a percent =
  24. 24.1/4 as a percent =
  25. 25.45% as a decimal =
  26. 26.3/20 as a percent =
  27. 27.0.8 as a percent =
  28. 28.Which fraction is 20%? (a) 3/4 (b) 3/5 (c) 1/5 (d) 3/20
  29. 29.0.4 as a percent =
  30. 30.17/20 as a percent =
  31. 31.Which fraction is 0.45? (a) 13/20 (b) 1/4 (c) 9/20 (d) 2/5
  32. 32.20% as a decimal =
  33. 33.Which fraction is 0.65? (a) 7/20 (b) 13/20 (c) 1/4 (d) 1/5
  34. 34.Which fraction is 70%? (a) 3/20 (b) 5/8 (c) 11/20 (d) 7/10
  35. 35.3/20 as a percent =
  36. 36.5/8 as a percent =
  37. 37.7/8 as a percent =
  38. 38.0.95 as a percent =
  39. 39.3/10 as a percent =
  40. 40.7/20 as a percent =

Answer key

  1. 3/8
  2. 15
  3. 0.7
  4. 62.5
  5. 0.7
  6. 80
  7. 65
  8. 55
  9. 70
  10. 3/10
  11. 0.95
  12. 0.625
  13. 0.875
  14. 5
  15. 3/8
  16. 0.75
  17. 40
  18. 17/20
  19. 20
  20. 55
  21. 0.625
  22. 0.625
  23. 87.5
  24. 25
  25. 0.45
  26. 15
  27. 80
  28. 1/5
  29. 40
  30. 85
  31. 9/20
  32. 0.2
  33. 13/20
  34. 7/10
  35. 15
  36. 62.5
  37. 87.5
  38. 95
  39. 30
  40. 35

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