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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 151 · 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. 1.25% as a decimal =
  2. 2.0.2 as a percent =
  3. 3.Which fraction is 0.125? (a) 1/5 (b) 9/10 (c) 1/8 (d) 11/20
  4. 4.0.875 as a percent =
  5. 5.Which fraction is 0.3? (a) 9/10 (b) 3/5 (c) 3/10 (d) 4/5
  6. 6.40% as a decimal =
  7. 7.0.65 as a percent =
  8. 8.5% as a decimal =
  9. 9.1/2 as a percent =
  10. 10.1/8 as a percent =
  11. 11.Which fraction is 30%? (a) 3/10 (b) 1/8 (c) 9/20 (d) 5/8
  12. 12.Which fraction is 0.875? (a) 7/8 (b) 9/10 (c) 1/4 (d) 7/20
  13. 13.Which fraction is 25%? (a) 3/20 (b) 9/20 (c) 1/10 (d) 1/4
  14. 14.15% as a decimal =
  15. 15.0.375 as a percent =
  16. 16.1/5 as a percent =
  17. 17.3/20 as a percent =
  18. 18.0.6 as a percent =
  19. 19.15% as a decimal =
  20. 20.Which fraction is 5%? (a) 11/20 (b) 1/20 (c) 1/2 (d) 3/5
  21. 21.0.5 as a percent =
  22. 22.7/10 as a percent =
  23. 23.3/20 as a percent =
  24. 24.0.75 as a percent =
  25. 25.45% as a decimal =
  26. 26.1/2 as a percent =
  27. 27.0.4 as a percent =
  28. 28.19/20 as a percent =
  29. 29.Which fraction is 0.875? (a) 13/20 (b) 1/4 (c) 7/8 (d) 3/4
  30. 30.1/8 as a percent =
  31. 31.Which fraction is 30%? (a) 3/8 (b) 13/20 (c) 1/20 (d) 3/10
  32. 32.1/4 as a percent =
  33. 33.0.6 as a percent =
  34. 34.Which fraction is 0.2? (a) 1/10 (b) 4/5 (c) 1/2 (d) 1/5
  35. 35.0.45 as a percent =
  36. 36.0.85 as a percent =
  37. 37.Which fraction is 20%? (a) 17/20 (b) 9/10 (c) 1/5 (d) 3/20
  38. 38.0.05 as a percent =
  39. 39.Which fraction is 0.9? (a) 9/20 (b) 4/5 (c) 3/20 (d) 9/10
  40. 40.0.05 as a percent =

Answer key

  1. 0.25
  2. 20
  3. 1/8
  4. 87.5
  5. 3/10
  6. 0.4
  7. 65
  8. 0.05
  9. 50
  10. 12.5
  11. 3/10
  12. 7/8
  13. 1/4
  14. 0.15
  15. 37.5
  16. 20
  17. 15
  18. 60
  19. 0.15
  20. 1/20
  21. 50
  22. 70
  23. 15
  24. 75
  25. 0.45
  26. 50
  27. 40
  28. 95
  29. 7/8
  30. 12.5
  31. 3/10
  32. 25
  33. 60
  34. 1/5
  35. 45
  36. 85
  37. 1/5
  38. 5
  39. 9/10
  40. 5

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