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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 345 · 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. 1.0.1 as a percent =
  2. 2.37.5% as a decimal =
  3. 3.7/20 as a percent =
  4. 4.0.3 as a percent =
  5. 5.5/8 as a percent =
  6. 6.7/8 as a percent =
  7. 7.11/20 as a percent =
  8. 8.Which fraction is 15%? (a) 7/20 (b) 11/20 (c) 3/10 (d) 3/20
  9. 9.0.75 as a percent =
  10. 10.9/20 as a percent =
  11. 11.Which fraction is 10%? (a) 3/5 (b) 7/20 (c) 1/20 (d) 1/10
  12. 12.12.5% as a decimal =
  13. 13.2/5 as a percent =
  14. 14.Which fraction is 0.15? (a) 5/8 (b) 3/20 (c) 3/10 (d) 17/20
  15. 15.15% as a decimal =
  16. 16.Which fraction is 75%? (a) 3/4 (b) 11/20 (c) 3/8 (d) 7/10
  17. 17.1/20 as a percent =
  18. 18.95% as a decimal =
  19. 19.15% as a decimal =
  20. 20.19/20 as a percent =
  21. 21.60% as a decimal =
  22. 22.Which fraction is 0.5? (a) 3/5 (b) 1/2 (c) 4/5 (d) 2/5
  23. 23.62.5% as a decimal =
  24. 24.1/8 as a percent =
  25. 25.87.5% as a decimal =
  26. 26.Which fraction is 0.55? (a) 1/8 (b) 9/10 (c) 11/20 (d) 19/20
  27. 27.0.45 as a percent =
  28. 28.Which fraction is 0.25? (a) 1/4 (b) 3/10 (c) 5/8 (d) 11/20
  29. 29.1/20 as a percent =
  30. 30.0.75 as a percent =
  31. 31.60% as a decimal =
  32. 32.0.85 as a percent =
  33. 33.62.5% as a decimal =
  34. 34.0.25 as a percent =
  35. 35.Which fraction is 0.9? (a) 1/8 (b) 1/4 (c) 13/20 (d) 9/10
  36. 36.Which fraction is 10%? (a) 1/10 (b) 3/5 (c) 19/20 (d) 1/2
  37. 37.30% as a decimal =
  38. 38.0.2 as a percent =
  39. 39.1/10 as a percent =
  40. 40.Which fraction is 0.125? (a) 1/4 (b) 3/20 (c) 1/8 (d) 3/4

Answer key

  1. 10
  2. 0.375
  3. 35
  4. 30
  5. 62.5
  6. 87.5
  7. 55
  8. 3/20
  9. 75
  10. 45
  11. 1/10
  12. 0.125
  13. 40
  14. 3/20
  15. 0.15
  16. 3/4
  17. 5
  18. 0.95
  19. 0.15
  20. 95
  21. 0.6
  22. 1/2
  23. 0.625
  24. 12.5
  25. 0.875
  26. 11/20
  27. 45
  28. 1/4
  29. 5
  30. 75
  31. 0.6
  32. 85
  33. 0.625
  34. 25
  35. 9/10
  36. 1/10
  37. 0.3
  38. 20
  39. 10
  40. 1/8

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