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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 719 · 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. 1.7/10 as a percent =
  2. 2.Which fraction is 40%? (a) 3/20 (b) 2/5 (c) 1/20 (d) 19/20
  3. 3.87.5% as a decimal =
  4. 4.87.5% as a decimal =
  5. 5.0.25 as a percent =
  6. 6.70% as a decimal =
  7. 7.0.7 as a percent =
  8. 8.0.6 as a percent =
  9. 9.Which fraction is 85%? (a) 1/5 (b) 1/10 (c) 19/20 (d) 17/20
  10. 10.7/10 as a percent =
  11. 11.25% as a decimal =
  12. 12.3/5 as a percent =
  13. 13.Which fraction is 5%? (a) 3/20 (b) 1/20 (c) 3/10 (d) 1/2
  14. 14.0.875 as a percent =
  15. 15.3/20 as a percent =
  16. 16.62.5% as a decimal =
  17. 17.Which fraction is 0.05? (a) 3/4 (b) 7/10 (c) 1/20 (d) 3/8
  18. 18.1/4 as a percent =
  19. 19.25% as a decimal =
  20. 20.Which fraction is 20%? (a) 3/5 (b) 3/10 (c) 1/8 (d) 1/5
  21. 21.0.125 as a percent =
  22. 22.Which fraction is 0.55? (a) 11/20 (b) 2/5 (c) 1/5 (d) 9/10
  23. 23.17/20 as a percent =
  24. 24.25% as a decimal =
  25. 25.37.5% as a decimal =
  26. 26.0.45 as a percent =
  27. 27.Which fraction is 55%? (a) 3/5 (b) 1/2 (c) 11/20 (d) 1/4
  28. 28.11/20 as a percent =
  29. 29.0.4 as a percent =
  30. 30.0.375 as a percent =
  31. 31.0.45 as a percent =
  32. 32.Which fraction is 5%? (a) 11/20 (b) 13/20 (c) 7/8 (d) 1/20
  33. 33.Which fraction is 0.65? (a) 1/2 (b) 19/20 (c) 13/20 (d) 3/20
  34. 34.0.15 as a percent =
  35. 35.7/10 as a percent =
  36. 36.3/5 as a percent =
  37. 37.9/20 as a percent =
  38. 38.11/20 as a percent =
  39. 39.0.05 as a percent =
  40. 40.4/5 as a percent =

Answer key

  1. 70
  2. 2/5
  3. 0.875
  4. 0.875
  5. 25
  6. 0.7
  7. 70
  8. 60
  9. 17/20
  10. 70
  11. 0.25
  12. 60
  13. 1/20
  14. 87.5
  15. 15
  16. 0.625
  17. 1/20
  18. 25
  19. 0.25
  20. 1/5
  21. 12.5
  22. 11/20
  23. 85
  24. 0.25
  25. 0.375
  26. 45
  27. 11/20
  28. 55
  29. 40
  30. 37.5
  31. 45
  32. 1/20
  33. 13/20
  34. 15
  35. 70
  36. 60
  37. 45
  38. 55
  39. 5
  40. 80

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