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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 416 · 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. 1.4/5 as a percent =
  2. 2.0.65 as a percent =
  3. 3.Which fraction is 0.35? (a) 7/8 (b) 1/10 (c) 1/2 (d) 7/20
  4. 4.Which fraction is 45%? (a) 1/2 (b) 3/8 (c) 3/4 (d) 9/20
  5. 5.Which fraction is 0.375? (a) 1/4 (b) 3/8 (c) 1/5 (d) 1/8
  6. 6.0.65 as a percent =
  7. 7.Which fraction is 0.625? (a) 5/8 (b) 2/5 (c) 13/20 (d) 3/8
  8. 8.0.625 as a percent =
  9. 9.15% as a decimal =
  10. 10.50% as a decimal =
  11. 11.Which fraction is 5%? (a) 1/8 (b) 7/20 (c) 7/10 (d) 1/20
  12. 12.62.5% as a decimal =
  13. 13.7/20 as a percent =
  14. 14.0.35 as a percent =
  15. 15.1/2 as a percent =
  16. 16.19/20 as a percent =
  17. 17.40% as a decimal =
  18. 18.0.4 as a percent =
  19. 19.10% as a decimal =
  20. 20.3/5 as a percent =
  21. 21.Which fraction is 0.375? (a) 1/2 (b) 4/5 (c) 3/20 (d) 3/8
  22. 22.0.3 as a percent =
  23. 23.Which fraction is 0.55? (a) 3/4 (b) 7/8 (c) 3/5 (d) 11/20
  24. 24.0.5 as a percent =
  25. 25.Which fraction is 0.1? (a) 1/4 (b) 1/10 (c) 13/20 (d) 3/8
  26. 26.Which fraction is 70%? (a) 5/8 (b) 1/8 (c) 3/8 (d) 7/10
  27. 27.17/20 as a percent =
  28. 28.0.7 as a percent =
  29. 29.1/5 as a percent =
  30. 30.2/5 as a percent =
  31. 31.1/10 as a percent =
  32. 32.0.625 as a percent =
  33. 33.Which fraction is 0.45? (a) 3/5 (b) 3/20 (c) 17/20 (d) 9/20
  34. 34.Which fraction is 40%? (a) 2/5 (b) 1/20 (c) 9/20 (d) 1/4
  35. 35.20% as a decimal =
  36. 36.Which fraction is 12.5%? (a) 1/20 (b) 19/20 (c) 1/8 (d) 1/4
  37. 37.2/5 as a percent =
  38. 38.Which fraction is 0.8? (a) 7/20 (b) 4/5 (c) 3/20 (d) 3/5
  39. 39.Which fraction is 0.9? (a) 17/20 (b) 7/8 (c) 1/5 (d) 9/10
  40. 40.1/5 as a percent =

Answer key

  1. 80
  2. 65
  3. 7/20
  4. 9/20
  5. 3/8
  6. 65
  7. 5/8
  8. 62.5
  9. 0.15
  10. 0.5
  11. 1/20
  12. 0.625
  13. 35
  14. 35
  15. 50
  16. 95
  17. 0.4
  18. 40
  19. 0.1
  20. 60
  21. 3/8
  22. 30
  23. 11/20
  24. 50
  25. 1/10
  26. 7/10
  27. 85
  28. 70
  29. 20
  30. 40
  31. 10
  32. 62.5
  33. 9/20
  34. 2/5
  35. 0.2
  36. 1/8
  37. 40
  38. 4/5
  39. 9/10
  40. 20

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