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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 606 · 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. 1.37.5% as a decimal =
  2. 2.0.875 as a percent =
  3. 3.85% as a decimal =
  4. 4.0.1 as a percent =
  5. 5.1/20 as a percent =
  6. 6.25% as a decimal =
  7. 7.65% as a decimal =
  8. 8.5% as a decimal =
  9. 9.0.25 as a percent =
  10. 10.Which fraction is 37.5%? (a) 3/8 (b) 1/2 (c) 17/20 (d) 1/8
  11. 11.7/8 as a percent =
  12. 12.85% as a decimal =
  13. 13.0.05 as a percent =
  14. 14.Which fraction is 50%? (a) 19/20 (b) 7/10 (c) 1/2 (d) 3/20
  15. 15.0.125 as a percent =
  16. 16.4/5 as a percent =
  17. 17.80% as a decimal =
  18. 18.Which fraction is 0.9? (a) 3/8 (b) 3/10 (c) 4/5 (d) 9/10
  19. 19.20% as a decimal =
  20. 20.1/10 as a percent =
  21. 21.0.25 as a percent =
  22. 22.1/20 as a percent =
  23. 23.3/5 as a percent =
  24. 24.70% as a decimal =
  25. 25.7/8 as a percent =
  26. 26.87.5% as a decimal =
  27. 27.80% as a decimal =
  28. 28.7/8 as a percent =
  29. 29.0.6 as a percent =
  30. 30.Which fraction is 45%? (a) 3/4 (b) 9/20 (c) 1/8 (d) 3/8
  31. 31.60% as a decimal =
  32. 32.25% as a decimal =
  33. 33.Which fraction is 0.75? (a) 3/20 (b) 2/5 (c) 3/4 (d) 9/10
  34. 34.Which fraction is 10%? (a) 7/8 (b) 19/20 (c) 1/10 (d) 2/5
  35. 35.87.5% as a decimal =
  36. 36.7/10 as a percent =
  37. 37.9/10 as a percent =
  38. 38.0.8 as a percent =
  39. 39.15% as a decimal =
  40. 40.10% as a decimal =

Answer key

  1. 0.375
  2. 87.5
  3. 0.85
  4. 10
  5. 5
  6. 0.25
  7. 0.65
  8. 0.05
  9. 25
  10. 3/8
  11. 87.5
  12. 0.85
  13. 5
  14. 1/2
  15. 12.5
  16. 80
  17. 0.8
  18. 9/10
  19. 0.2
  20. 10
  21. 25
  22. 5
  23. 60
  24. 0.7
  25. 87.5
  26. 0.875
  27. 0.8
  28. 87.5
  29. 60
  30. 9/20
  31. 0.6
  32. 0.25
  33. 3/4
  34. 1/10
  35. 0.875
  36. 70
  37. 90
  38. 80
  39. 0.15
  40. 0.1

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