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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 55 · 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. 1.3/4 as a percent =
  2. 2.0.125 as a percent =
  3. 3.Which fraction is 40%? (a) 9/20 (b) 3/5 (c) 7/8 (d) 2/5
  4. 4.2/5 as a percent =
  5. 5.0.625 as a percent =
  6. 6.Which fraction is 10%? (a) 3/20 (b) 3/8 (c) 1/5 (d) 1/10
  7. 7.Which fraction is 0.25? (a) 7/8 (b) 1/4 (c) 3/8 (d) 9/20
  8. 8.0.85 as a percent =
  9. 9.80% as a decimal =
  10. 10.Which fraction is 65%? (a) 13/20 (b) 1/4 (c) 1/2 (d) 7/8
  11. 11.25% as a decimal =
  12. 12.0.8 as a percent =
  13. 13.Which fraction is 0.625? (a) 5/8 (b) 9/20 (c) 4/5 (d) 19/20
  14. 14.Which fraction is 10%? (a) 17/20 (b) 9/10 (c) 13/20 (d) 1/10
  15. 15.Which fraction is 0.625? (a) 3/8 (b) 7/20 (c) 5/8 (d) 2/5
  16. 16.75% as a decimal =
  17. 17.15% as a decimal =
  18. 18.Which fraction is 15%? (a) 1/10 (b) 3/5 (c) 11/20 (d) 3/20
  19. 19.10% as a decimal =
  20. 20.0.85 as a percent =
  21. 21.1/4 as a percent =
  22. 22.Which fraction is 0.75? (a) 2/5 (b) 19/20 (c) 7/10 (d) 3/4
  23. 23.17/20 as a percent =
  24. 24.Which fraction is 0.75? (a) 3/5 (b) 3/4 (c) 17/20 (d) 19/20
  25. 25.Which fraction is 0.85? (a) 17/20 (b) 1/2 (c) 1/4 (d) 1/20
  26. 26.Which fraction is 80%? (a) 3/5 (b) 4/5 (c) 1/4 (d) 1/5
  27. 27.0.5 as a percent =
  28. 28.1/8 as a percent =
  29. 29.1/4 as a percent =
  30. 30.Which fraction is 45%? (a) 3/5 (b) 9/20 (c) 7/8 (d) 1/2
  31. 31.Which fraction is 35%? (a) 7/20 (b) 1/2 (c) 3/5 (d) 4/5
  32. 32.0.2 as a percent =
  33. 33.10% as a decimal =
  34. 34.7/8 as a percent =
  35. 35.Which fraction is 87.5%? (a) 3/8 (b) 7/20 (c) 7/8 (d) 9/10
  36. 36.0.4 as a percent =
  37. 37.2/5 as a percent =
  38. 38.19/20 as a percent =
  39. 39.62.5% as a decimal =
  40. 40.17/20 as a percent =

Answer key

  1. 75
  2. 12.5
  3. 2/5
  4. 40
  5. 62.5
  6. 1/10
  7. 1/4
  8. 85
  9. 0.8
  10. 13/20
  11. 0.25
  12. 80
  13. 5/8
  14. 1/10
  15. 5/8
  16. 0.75
  17. 0.15
  18. 3/20
  19. 0.1
  20. 85
  21. 25
  22. 3/4
  23. 85
  24. 3/4
  25. 17/20
  26. 4/5
  27. 50
  28. 12.5
  29. 25
  30. 9/20
  31. 7/20
  32. 20
  33. 0.1
  34. 87.5
  35. 7/8
  36. 40
  37. 40
  38. 95
  39. 0.625
  40. 85

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