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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 454 · 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.Which fraction is 0.65? (a) 13/20 (b) 9/10 (c) 1/20 (d) 9/20
  2. 2.1/4 as a percent =
  3. 3.60% as a decimal =
  4. 4.0.45 as a percent =
  5. 5.1/8 as a percent =
  6. 6.15% as a decimal =
  7. 7.0.125 as a percent =
  8. 8.0.625 as a percent =
  9. 9.20% as a decimal =
  10. 10.7/20 as a percent =
  11. 11.45% as a decimal =
  12. 12.1/10 as a percent =
  13. 13.0.8 as a percent =
  14. 14.Which fraction is 80%? (a) 3/5 (b) 1/5 (c) 4/5 (d) 1/10
  15. 15.4/5 as a percent =
  16. 16.0.1 as a percent =
  17. 17.15% as a decimal =
  18. 18.0.85 as a percent =
  19. 19.5/8 as a percent =
  20. 20.1/10 as a percent =
  21. 21.Which fraction is 75%? (a) 5/8 (b) 19/20 (c) 7/20 (d) 3/4
  22. 22.13/20 as a percent =
  23. 23.4/5 as a percent =
  24. 24.45% as a decimal =
  25. 25.4/5 as a percent =
  26. 26.1/8 as a percent =
  27. 27.0.55 as a percent =
  28. 28.7/20 as a percent =
  29. 29.0.3 as a percent =
  30. 30.20% as a decimal =
  31. 31.9/20 as a percent =
  32. 32.1/4 as a percent =
  33. 33.0.65 as a percent =
  34. 34.Which fraction is 65%? (a) 1/2 (b) 17/20 (c) 13/20 (d) 4/5
  35. 35.15% as a decimal =
  36. 36.Which fraction is 0.2? (a) 1/5 (b) 9/20 (c) 3/10 (d) 19/20
  37. 37.5% as a decimal =
  38. 38.20% as a decimal =
  39. 39.0.5 as a percent =
  40. 40.0.2 as a percent =

Answer key

  1. 13/20
  2. 25
  3. 0.6
  4. 45
  5. 12.5
  6. 0.15
  7. 12.5
  8. 62.5
  9. 0.2
  10. 35
  11. 0.45
  12. 10
  13. 80
  14. 4/5
  15. 80
  16. 10
  17. 0.15
  18. 85
  19. 62.5
  20. 10
  21. 3/4
  22. 65
  23. 80
  24. 0.45
  25. 80
  26. 12.5
  27. 55
  28. 35
  29. 30
  30. 0.2
  31. 45
  32. 25
  33. 65
  34. 13/20
  35. 0.15
  36. 1/5
  37. 0.05
  38. 0.2
  39. 50
  40. 20

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