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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 212 · 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. 1.7/8 as a percent =
  2. 2.0.3 as a percent =
  3. 3.0.6 as a percent =
  4. 4.5/8 as a percent =
  5. 5.Which fraction is 0.15? (a) 3/20 (b) 1/20 (c) 5/8 (d) 3/4
  6. 6.3/4 as a percent =
  7. 7.Which fraction is 30%? (a) 1/5 (b) 17/20 (c) 19/20 (d) 3/10
  8. 8.2/5 as a percent =
  9. 9.40% as a decimal =
  10. 10.0.125 as a percent =
  11. 11.80% as a decimal =
  12. 12.3/10 as a percent =
  13. 13.Which fraction is 30%? (a) 9/20 (b) 3/10 (c) 1/8 (d) 3/20
  14. 14.1/8 as a percent =
  15. 15.Which fraction is 75%? (a) 4/5 (b) 3/4 (c) 7/10 (d) 1/5
  16. 16.0.125 as a percent =
  17. 17.1/4 as a percent =
  18. 18.15% as a decimal =
  19. 19.87.5% as a decimal =
  20. 20.0.5 as a percent =
  21. 21.Which fraction is 40%? (a) 3/8 (b) 2/5 (c) 7/20 (d) 3/10
  22. 22.40% as a decimal =
  23. 23.Which fraction is 0.55? (a) 1/2 (b) 3/5 (c) 1/4 (d) 11/20
  24. 24.Which fraction is 0.45? (a) 7/20 (b) 9/20 (c) 1/2 (d) 3/8
  25. 25.0.25 as a percent =
  26. 26.25% as a decimal =
  27. 27.50% as a decimal =
  28. 28.3/20 as a percent =
  29. 29.Which fraction is 0.45? (a) 1/2 (b) 9/20 (c) 1/4 (d) 1/10
  30. 30.19/20 as a percent =
  31. 31.Which fraction is 0.35? (a) 7/20 (b) 2/5 (c) 17/20 (d) 3/5
  32. 32.0.35 as a percent =
  33. 33.1/5 as a percent =
  34. 34.5% as a decimal =
  35. 35.40% as a decimal =
  36. 36.Which fraction is 70%? (a) 1/4 (b) 3/5 (c) 1/5 (d) 7/10
  37. 37.Which fraction is 85%? (a) 11/20 (b) 9/10 (c) 17/20 (d) 2/5
  38. 38.55% as a decimal =
  39. 39.37.5% as a decimal =
  40. 40.0.875 as a percent =

Answer key

  1. 87.5
  2. 30
  3. 60
  4. 62.5
  5. 3/20
  6. 75
  7. 3/10
  8. 40
  9. 0.4
  10. 12.5
  11. 0.8
  12. 30
  13. 3/10
  14. 12.5
  15. 3/4
  16. 12.5
  17. 25
  18. 0.15
  19. 0.875
  20. 50
  21. 2/5
  22. 0.4
  23. 11/20
  24. 9/20
  25. 25
  26. 0.25
  27. 0.5
  28. 15
  29. 9/20
  30. 95
  31. 7/20
  32. 35
  33. 20
  34. 0.05
  35. 0.4
  36. 7/10
  37. 17/20
  38. 0.55
  39. 0.375
  40. 87.5

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