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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 25 · 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. 1.75% as a decimal =
  2. 2.17/20 as a percent =
  3. 3.0.45 as a percent =
  4. 4.0.625 as a percent =
  5. 5.7/20 as a percent =
  6. 6.Which fraction is 0.625? (a) 3/10 (b) 13/20 (c) 4/5 (d) 5/8
  7. 7.5% as a decimal =
  8. 8.Which fraction is 0.8? (a) 2/5 (b) 4/5 (c) 7/8 (d) 13/20
  9. 9.4/5 as a percent =
  10. 10.1/2 as a percent =
  11. 11.17/20 as a percent =
  12. 12.80% as a decimal =
  13. 13.0.375 as a percent =
  14. 14.Which fraction is 75%? (a) 1/8 (b) 9/10 (c) 1/20 (d) 3/4
  15. 15.0.35 as a percent =
  16. 16.9/20 as a percent =
  17. 17.5% as a decimal =
  18. 18.Which fraction is 62.5%? (a) 3/8 (b) 7/20 (c) 2/5 (d) 5/8
  19. 19.0.8 as a percent =
  20. 20.Which fraction is 37.5%? (a) 13/20 (b) 19/20 (c) 11/20 (d) 3/8
  21. 21.5% as a decimal =
  22. 22.15% as a decimal =
  23. 23.Which fraction is 10%? (a) 4/5 (b) 1/10 (c) 11/20 (d) 1/8
  24. 24.0.375 as a percent =
  25. 25.Which fraction is 0.5? (a) 4/5 (b) 5/8 (c) 3/4 (d) 1/2
  26. 26.Which fraction is 65%? (a) 1/5 (b) 13/20 (c) 9/20 (d) 3/8
  27. 27.87.5% as a decimal =
  28. 28.0.95 as a percent =
  29. 29.1/4 as a percent =
  30. 30.90% as a decimal =
  31. 31.0.6 as a percent =
  32. 32.25% as a decimal =
  33. 33.0.6 as a percent =
  34. 34.3/5 as a percent =
  35. 35.70% as a decimal =
  36. 36.60% as a decimal =
  37. 37.0.05 as a percent =
  38. 38.1/8 as a percent =
  39. 39.3/5 as a percent =
  40. 40.62.5% as a decimal =

Answer key

  1. 0.75
  2. 85
  3. 45
  4. 62.5
  5. 35
  6. 5/8
  7. 0.05
  8. 4/5
  9. 80
  10. 50
  11. 85
  12. 0.8
  13. 37.5
  14. 3/4
  15. 35
  16. 45
  17. 0.05
  18. 5/8
  19. 80
  20. 3/8
  21. 0.05
  22. 0.15
  23. 1/10
  24. 37.5
  25. 1/2
  26. 13/20
  27. 0.875
  28. 95
  29. 25
  30. 0.9
  31. 60
  32. 0.25
  33. 60
  34. 60
  35. 0.7
  36. 0.6
  37. 5
  38. 12.5
  39. 60
  40. 0.625

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