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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 199 · 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. 1.0.2 as a percent =
  2. 2.15% as a decimal =
  3. 3.1/5 as a percent =
  4. 4.Which fraction is 5%? (a) 3/10 (b) 1/4 (c) 1/20 (d) 13/20
  5. 5.1/10 as a percent =
  6. 6.Which fraction is 87.5%? (a) 13/20 (b) 3/10 (c) 1/8 (d) 7/8
  7. 7.80% as a decimal =
  8. 8.0.6 as a percent =
  9. 9.Which fraction is 0.6? (a) 3/8 (b) 11/20 (c) 3/5 (d) 1/20
  10. 10.Which fraction is 0.65? (a) 9/20 (b) 1/5 (c) 13/20 (d) 1/8
  11. 11.70% as a decimal =
  12. 12.7/10 as a percent =
  13. 13.Which fraction is 0.875? (a) 1/2 (b) 7/8 (c) 2/5 (d) 19/20
  14. 14.20% as a decimal =
  15. 15.Which fraction is 0.9? (a) 2/5 (b) 5/8 (c) 1/5 (d) 9/10
  16. 16.3/20 as a percent =
  17. 17.Which fraction is 20%? (a) 13/20 (b) 1/2 (c) 1/5 (d) 1/20
  18. 18.20% as a decimal =
  19. 19.0.55 as a percent =
  20. 20.15% as a decimal =
  21. 21.37.5% as a decimal =
  22. 22.37.5% as a decimal =
  23. 23.0.7 as a percent =
  24. 24.95% as a decimal =
  25. 25.1/2 as a percent =
  26. 26.19/20 as a percent =
  27. 27.Which fraction is 50%? (a) 7/20 (b) 3/10 (c) 3/5 (d) 1/2
  28. 28.3/20 as a percent =
  29. 29.Which fraction is 62.5%? (a) 5/8 (b) 1/10 (c) 1/2 (d) 3/20
  30. 30.80% as a decimal =
  31. 31.3/20 as a percent =
  32. 32.3/4 as a percent =
  33. 33.0.125 as a percent =
  34. 34.0.35 as a percent =
  35. 35.Which fraction is 0.5? (a) 3/5 (b) 3/4 (c) 13/20 (d) 1/2
  36. 36.0.05 as a percent =
  37. 37.65% as a decimal =
  38. 38.0.8 as a percent =
  39. 39.9/20 as a percent =
  40. 40.3/4 as a percent =

Answer key

  1. 20
  2. 0.15
  3. 20
  4. 1/20
  5. 10
  6. 7/8
  7. 0.8
  8. 60
  9. 3/5
  10. 13/20
  11. 0.7
  12. 70
  13. 7/8
  14. 0.2
  15. 9/10
  16. 15
  17. 1/5
  18. 0.2
  19. 55
  20. 0.15
  21. 0.375
  22. 0.375
  23. 70
  24. 0.95
  25. 50
  26. 95
  27. 1/2
  28. 15
  29. 5/8
  30. 0.8
  31. 15
  32. 75
  33. 12.5
  34. 35
  35. 1/2
  36. 5
  37. 0.65
  38. 80
  39. 45
  40. 75

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