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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 208 · 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. 1.0.45 as a percent =
  2. 2.Which fraction is 25%? (a) 3/10 (b) 3/5 (c) 1/4 (d) 3/8
  3. 3.70% as a decimal =
  4. 4.4/5 as a percent =
  5. 5.3/8 as a percent =
  6. 6.80% as a decimal =
  7. 7.3/5 as a percent =
  8. 8.3/10 as a percent =
  9. 9.55% as a decimal =
  10. 10.Which fraction is 70%? (a) 5/8 (b) 1/4 (c) 7/10 (d) 3/10
  11. 11.3/8 as a percent =
  12. 12.Which fraction is 85%? (a) 3/20 (b) 2/5 (c) 17/20 (d) 5/8
  13. 13.20% as a decimal =
  14. 14.0.3 as a percent =
  15. 15.3/8 as a percent =
  16. 16.0.125 as a percent =
  17. 17.Which fraction is 0.95? (a) 2/5 (b) 19/20 (c) 17/20 (d) 3/20
  18. 18.Which fraction is 12.5%? (a) 5/8 (b) 4/5 (c) 1/8 (d) 13/20
  19. 19.70% as a decimal =
  20. 20.90% as a decimal =
  21. 21.0.25 as a percent =
  22. 22.0.875 as a percent =
  23. 23.0.2 as a percent =
  24. 24.5% as a decimal =
  25. 25.0.9 as a percent =
  26. 26.0.25 as a percent =
  27. 27.50% as a decimal =
  28. 28.1/4 as a percent =
  29. 29.7/20 as a percent =
  30. 30.20% as a decimal =
  31. 31.Which fraction is 0.55? (a) 11/20 (b) 1/10 (c) 1/20 (d) 13/20
  32. 32.1/10 as a percent =
  33. 33.25% as a decimal =
  34. 34.Which fraction is 37.5%? (a) 3/10 (b) 13/20 (c) 3/8 (d) 7/10
  35. 35.62.5% as a decimal =
  36. 36.Which fraction is 0.05? (a) 1/2 (b) 3/10 (c) 7/20 (d) 1/20
  37. 37.Which fraction is 0.125? (a) 19/20 (b) 1/8 (c) 3/4 (d) 1/4
  38. 38.Which fraction is 45%? (a) 3/8 (b) 1/2 (c) 9/20 (d) 3/4
  39. 39.10% as a decimal =
  40. 40.80% as a decimal =

Answer key

  1. 45
  2. 1/4
  3. 0.7
  4. 80
  5. 37.5
  6. 0.8
  7. 60
  8. 30
  9. 0.55
  10. 7/10
  11. 37.5
  12. 17/20
  13. 0.2
  14. 30
  15. 37.5
  16. 12.5
  17. 19/20
  18. 1/8
  19. 0.7
  20. 0.9
  21. 25
  22. 87.5
  23. 20
  24. 0.05
  25. 90
  26. 25
  27. 0.5
  28. 25
  29. 35
  30. 0.2
  31. 11/20
  32. 10
  33. 0.25
  34. 3/8
  35. 0.625
  36. 1/20
  37. 1/8
  38. 9/20
  39. 0.1
  40. 0.8

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