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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 353 · 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. 1.4/5 as a percent =
  2. 2.0.625 as a percent =
  3. 3.12.5% as a decimal =
  4. 4.25% as a decimal =
  5. 5.Which fraction is 0.75? (a) 9/20 (b) 1/8 (c) 3/4 (d) 17/20
  6. 6.0.35 as a percent =
  7. 7.55% as a decimal =
  8. 8.80% as a decimal =
  9. 9.1/10 as a percent =
  10. 10.30% as a decimal =
  11. 11.0.05 as a percent =
  12. 12.87.5% as a decimal =
  13. 13.1/4 as a percent =
  14. 14.13/20 as a percent =
  15. 15.Which fraction is 90%? (a) 9/10 (b) 1/20 (c) 11/20 (d) 7/10
  16. 16.Which fraction is 0.05? (a) 1/20 (b) 4/5 (c) 7/8 (d) 11/20
  17. 17.Which fraction is 60%? (a) 5/8 (b) 9/10 (c) 3/20 (d) 3/5
  18. 18.Which fraction is 0.75? (a) 9/20 (b) 2/5 (c) 3/4 (d) 4/5
  19. 19.0.25 as a percent =
  20. 20.0.45 as a percent =
  21. 21.80% as a decimal =
  22. 22.75% as a decimal =
  23. 23.40% as a decimal =
  24. 24.11/20 as a percent =
  25. 25.0.5 as a percent =
  26. 26.7/20 as a percent =
  27. 27.30% as a decimal =
  28. 28.1/20 as a percent =
  29. 29.Which fraction is 0.375? (a) 3/8 (b) 7/8 (c) 1/2 (d) 13/20
  30. 30.7/20 as a percent =
  31. 31.0.25 as a percent =
  32. 32.Which fraction is 10%? (a) 3/8 (b) 3/5 (c) 7/20 (d) 1/10
  33. 33.25% as a decimal =
  34. 34.0.15 as a percent =
  35. 35.90% as a decimal =
  36. 36.7/20 as a percent =
  37. 37.90% as a decimal =
  38. 38.7/10 as a percent =
  39. 39.1/8 as a percent =
  40. 40.70% as a decimal =

Answer key

  1. 80
  2. 62.5
  3. 0.125
  4. 0.25
  5. 3/4
  6. 35
  7. 0.55
  8. 0.8
  9. 10
  10. 0.3
  11. 5
  12. 0.875
  13. 25
  14. 65
  15. 9/10
  16. 1/20
  17. 3/5
  18. 3/4
  19. 25
  20. 45
  21. 0.8
  22. 0.75
  23. 0.4
  24. 55
  25. 50
  26. 35
  27. 0.3
  28. 5
  29. 3/8
  30. 35
  31. 25
  32. 1/10
  33. 0.25
  34. 15
  35. 0.9
  36. 35
  37. 0.9
  38. 70
  39. 12.5
  40. 0.7

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