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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 514 · 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. 1.0.85 as a percent =
  2. 2.9/20 as a percent =
  3. 3.9/10 as a percent =
  4. 4.5% as a decimal =
  5. 5.0.5 as a percent =
  6. 6.Which fraction is 0.85? (a) 3/4 (b) 5/8 (c) 7/8 (d) 17/20
  7. 7.3/10 as a percent =
  8. 8.Which fraction is 12.5%? (a) 1/8 (b) 1/20 (c) 1/10 (d) 2/5
  9. 9.17/20 as a percent =
  10. 10.7/20 as a percent =
  11. 11.55% as a decimal =
  12. 12.1/20 as a percent =
  13. 13.9/10 as a percent =
  14. 14.7/20 as a percent =
  15. 15.0.05 as a percent =
  16. 16.0.8 as a percent =
  17. 17.87.5% as a decimal =
  18. 18.0.75 as a percent =
  19. 19.Which fraction is 55%? (a) 11/20 (b) 7/20 (c) 3/4 (d) 1/8
  20. 20.75% as a decimal =
  21. 21.0.5 as a percent =
  22. 22.3/4 as a percent =
  23. 23.0.25 as a percent =
  24. 24.3/10 as a percent =
  25. 25.0.9 as a percent =
  26. 26.0.65 as a percent =
  27. 27.7/20 as a percent =
  28. 28.0.2 as a percent =
  29. 29.Which fraction is 0.1? (a) 9/20 (b) 1/5 (c) 7/20 (d) 1/10
  30. 30.0.375 as a percent =
  31. 31.80% as a decimal =
  32. 32.7/10 as a percent =
  33. 33.37.5% as a decimal =
  34. 34.0.05 as a percent =
  35. 35.Which fraction is 20%? (a) 19/20 (b) 11/20 (c) 4/5 (d) 1/5
  36. 36.0.85 as a percent =
  37. 37.19/20 as a percent =
  38. 38.5/8 as a percent =
  39. 39.80% as a decimal =
  40. 40.Which fraction is 0.45? (a) 2/5 (b) 9/10 (c) 1/2 (d) 9/20

Answer key

  1. 85
  2. 45
  3. 90
  4. 0.05
  5. 50
  6. 17/20
  7. 30
  8. 1/8
  9. 85
  10. 35
  11. 0.55
  12. 5
  13. 90
  14. 35
  15. 5
  16. 80
  17. 0.875
  18. 75
  19. 11/20
  20. 0.75
  21. 50
  22. 75
  23. 25
  24. 30
  25. 90
  26. 65
  27. 35
  28. 20
  29. 1/10
  30. 37.5
  31. 0.8
  32. 70
  33. 0.375
  34. 5
  35. 1/5
  36. 85
  37. 95
  38. 62.5
  39. 0.8
  40. 9/20

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