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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 686 · 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. 1.10% as a decimal =
  2. 2.0.15 as a percent =
  3. 3.Which fraction is 0.45? (a) 13/20 (b) 9/20 (c) 4/5 (d) 7/20
  4. 4.0.85 as a percent =
  5. 5.9/10 as a percent =
  6. 6.0.55 as a percent =
  7. 7.15% as a decimal =
  8. 8.3/8 as a percent =
  9. 9.80% as a decimal =
  10. 10.10% as a decimal =
  11. 11.3/4 as a percent =
  12. 12.3/20 as a percent =
  13. 13.7/20 as a percent =
  14. 14.0.4 as a percent =
  15. 15.3/10 as a percent =
  16. 16.1/2 as a percent =
  17. 17.0.875 as a percent =
  18. 18.0.55 as a percent =
  19. 19.0.4 as a percent =
  20. 20.0.65 as a percent =
  21. 21.Which fraction is 65%? (a) 1/5 (b) 3/10 (c) 13/20 (d) 4/5
  22. 22.5/8 as a percent =
  23. 23.10% as a decimal =
  24. 24.0.3 as a percent =
  25. 25.1/20 as a percent =
  26. 26.1/4 as a percent =
  27. 27.90% as a decimal =
  28. 28.Which fraction is 0.65? (a) 2/5 (b) 3/5 (c) 9/10 (d) 13/20
  29. 29.0.55 as a percent =
  30. 30.Which fraction is 0.85? (a) 17/20 (b) 13/20 (c) 7/20 (d) 2/5
  31. 31.7/10 as a percent =
  32. 32.0.85 as a percent =
  33. 33.65% as a decimal =
  34. 34.19/20 as a percent =
  35. 35.85% as a decimal =
  36. 36.87.5% as a decimal =
  37. 37.0.9 as a percent =
  38. 38.0.1 as a percent =
  39. 39.0.5 as a percent =
  40. 40.87.5% as a decimal =

Answer key

  1. 0.1
  2. 15
  3. 9/20
  4. 85
  5. 90
  6. 55
  7. 0.15
  8. 37.5
  9. 0.8
  10. 0.1
  11. 75
  12. 15
  13. 35
  14. 40
  15. 30
  16. 50
  17. 87.5
  18. 55
  19. 40
  20. 65
  21. 13/20
  22. 62.5
  23. 0.1
  24. 30
  25. 5
  26. 25
  27. 0.9
  28. 13/20
  29. 55
  30. 17/20
  31. 70
  32. 85
  33. 0.65
  34. 95
  35. 0.85
  36. 0.875
  37. 90
  38. 10
  39. 50
  40. 0.875

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