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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 672 · 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. 1.7/8 as a percent =
  2. 2.1/20 as a percent =
  3. 3.0.5 as a percent =
  4. 4.10% as a decimal =
  5. 5.80% as a decimal =
  6. 6.3/20 as a percent =
  7. 7.3/4 as a percent =
  8. 8.80% as a decimal =
  9. 9.Which fraction is 12.5%? (a) 19/20 (b) 2/5 (c) 3/8 (d) 1/8
  10. 10.9/10 as a percent =
  11. 11.50% as a decimal =
  12. 12.3/10 as a percent =
  13. 13.19/20 as a percent =
  14. 14.Which fraction is 0.9? (a) 7/20 (b) 1/4 (c) 9/10 (d) 3/20
  15. 15.25% as a decimal =
  16. 16.0.35 as a percent =
  17. 17.Which fraction is 30%? (a) 3/10 (b) 5/8 (c) 3/20 (d) 3/8
  18. 18.0.5 as a percent =
  19. 19.0.15 as a percent =
  20. 20.50% as a decimal =
  21. 21.50% as a decimal =
  22. 22.4/5 as a percent =
  23. 23.19/20 as a percent =
  24. 24.65% as a decimal =
  25. 25.0.875 as a percent =
  26. 26.4/5 as a percent =
  27. 27.3/5 as a percent =
  28. 28.0.95 as a percent =
  29. 29.1/8 as a percent =
  30. 30.Which fraction is 85%? (a) 17/20 (b) 3/10 (c) 1/10 (d) 19/20
  31. 31.1/5 as a percent =
  32. 32.1/4 as a percent =
  33. 33.Which fraction is 0.6? (a) 3/5 (b) 3/4 (c) 1/2 (d) 4/5
  34. 34.Which fraction is 0.125? (a) 1/20 (b) 9/10 (c) 1/4 (d) 1/8
  35. 35.0.35 as a percent =
  36. 36.Which fraction is 87.5%? (a) 1/10 (b) 2/5 (c) 7/8 (d) 11/20
  37. 37.20% as a decimal =
  38. 38.Which fraction is 12.5%? (a) 3/8 (b) 2/5 (c) 4/5 (d) 1/8
  39. 39.3/4 as a percent =
  40. 40.Which fraction is 80%? (a) 3/4 (b) 9/10 (c) 1/4 (d) 4/5

Answer key

  1. 87.5
  2. 5
  3. 50
  4. 0.1
  5. 0.8
  6. 15
  7. 75
  8. 0.8
  9. 1/8
  10. 90
  11. 0.5
  12. 30
  13. 95
  14. 9/10
  15. 0.25
  16. 35
  17. 3/10
  18. 50
  19. 15
  20. 0.5
  21. 0.5
  22. 80
  23. 95
  24. 0.65
  25. 87.5
  26. 80
  27. 60
  28. 95
  29. 12.5
  30. 17/20
  31. 20
  32. 25
  33. 3/5
  34. 1/8
  35. 35
  36. 7/8
  37. 0.2
  38. 1/8
  39. 75
  40. 4/5

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