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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 584 · 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. 1.25% as a decimal =
  2. 2.10% as a decimal =
  3. 3.0.55 as a percent =
  4. 4.45% as a decimal =
  5. 5.85% as a decimal =
  6. 6.Which fraction is 0.05? (a) 9/10 (b) 7/8 (c) 7/10 (d) 1/20
  7. 7.5% as a decimal =
  8. 8.60% as a decimal =
  9. 9.7/10 as a percent =
  10. 10.11/20 as a percent =
  11. 11.90% as a decimal =
  12. 12.55% as a decimal =
  13. 13.87.5% as a decimal =
  14. 14.0.25 as a percent =
  15. 15.90% as a decimal =
  16. 16.1/4 as a percent =
  17. 17.3/8 as a percent =
  18. 18.0.45 as a percent =
  19. 19.0.45 as a percent =
  20. 20.0.65 as a percent =
  21. 21.Which fraction is 25%? (a) 1/4 (b) 17/20 (c) 1/8 (d) 9/20
  22. 22.0.4 as a percent =
  23. 23.3/4 as a percent =
  24. 24.9/20 as a percent =
  25. 25.20% as a decimal =
  26. 26.Which fraction is 87.5%? (a) 1/10 (b) 5/8 (c) 17/20 (d) 7/8
  27. 27.1/4 as a percent =
  28. 28.Which fraction is 0.5? (a) 1/2 (b) 3/4 (c) 1/10 (d) 9/10
  29. 29.Which fraction is 25%? (a) 3/8 (b) 1/5 (c) 1/4 (d) 1/2
  30. 30.30% as a decimal =
  31. 31.37.5% as a decimal =
  32. 32.55% as a decimal =
  33. 33.87.5% as a decimal =
  34. 34.75% as a decimal =
  35. 35.9/20 as a percent =
  36. 36.0.55 as a percent =
  37. 37.80% as a decimal =
  38. 38.25% as a decimal =
  39. 39.0.125 as a percent =
  40. 40.7/10 as a percent =

Answer key

  1. 0.25
  2. 0.1
  3. 55
  4. 0.45
  5. 0.85
  6. 1/20
  7. 0.05
  8. 0.6
  9. 70
  10. 55
  11. 0.9
  12. 0.55
  13. 0.875
  14. 25
  15. 0.9
  16. 25
  17. 37.5
  18. 45
  19. 45
  20. 65
  21. 1/4
  22. 40
  23. 75
  24. 45
  25. 0.2
  26. 7/8
  27. 25
  28. 1/2
  29. 1/4
  30. 0.3
  31. 0.375
  32. 0.55
  33. 0.875
  34. 0.75
  35. 45
  36. 55
  37. 0.8
  38. 0.25
  39. 12.5
  40. 70

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