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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 84 · 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. 1.0.625 as a percent =
  2. 2.45% as a decimal =
  3. 3.40% as a decimal =
  4. 4.Which fraction is 0.4? (a) 3/20 (b) 17/20 (c) 2/5 (d) 1/8
  5. 5.80% as a decimal =
  6. 6.95% as a decimal =
  7. 7.7/10 as a percent =
  8. 8.Which fraction is 40%? (a) 2/5 (b) 9/20 (c) 5/8 (d) 7/8
  9. 9.20% as a decimal =
  10. 10.0.85 as a percent =
  11. 11.Which fraction is 12.5%? (a) 3/4 (b) 7/8 (c) 1/10 (d) 1/8
  12. 12.7/8 as a percent =
  13. 13.0.05 as a percent =
  14. 14.1/4 as a percent =
  15. 15.0.625 as a percent =
  16. 16.4/5 as a percent =
  17. 17.0.65 as a percent =
  18. 18.0.95 as a percent =
  19. 19.55% as a decimal =
  20. 20.0.75 as a percent =
  21. 21.0.85 as a percent =
  22. 22.Which fraction is 45%? (a) 9/20 (b) 7/8 (c) 1/5 (d) 1/20
  23. 23.0.125 as a percent =
  24. 24.0.1 as a percent =
  25. 25.0.85 as a percent =
  26. 26.10% as a decimal =
  27. 27.0.55 as a percent =
  28. 28.Which fraction is 55%? (a) 5/8 (b) 11/20 (c) 7/10 (d) 1/20
  29. 29.0.55 as a percent =
  30. 30.45% as a decimal =
  31. 31.70% as a decimal =
  32. 32.80% as a decimal =
  33. 33.65% as a decimal =
  34. 34.75% as a decimal =
  35. 35.20% as a decimal =
  36. 36.40% as a decimal =
  37. 37.17/20 as a percent =
  38. 38.3/5 as a percent =
  39. 39.0.65 as a percent =
  40. 40.Which fraction is 30%? (a) 19/20 (b) 4/5 (c) 1/4 (d) 3/10

Answer key

  1. 62.5
  2. 0.45
  3. 0.4
  4. 2/5
  5. 0.8
  6. 0.95
  7. 70
  8. 2/5
  9. 0.2
  10. 85
  11. 1/8
  12. 87.5
  13. 5
  14. 25
  15. 62.5
  16. 80
  17. 65
  18. 95
  19. 0.55
  20. 75
  21. 85
  22. 9/20
  23. 12.5
  24. 10
  25. 85
  26. 0.1
  27. 55
  28. 11/20
  29. 55
  30. 0.45
  31. 0.7
  32. 0.8
  33. 0.65
  34. 0.75
  35. 0.2
  36. 0.4
  37. 85
  38. 60
  39. 65
  40. 3/10

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