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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 224 · 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. 1.9/20 as a percent =
  2. 2.3/5 as a percent =
  3. 3.90% as a decimal =
  4. 4.1/2 as a percent =
  5. 5.75% as a decimal =
  6. 6.3/5 as a percent =
  7. 7.Which fraction is 90%? (a) 13/20 (b) 2/5 (c) 9/10 (d) 5/8
  8. 8.0.875 as a percent =
  9. 9.9/20 as a percent =
  10. 10.1/8 as a percent =
  11. 11.Which fraction is 0.9? (a) 17/20 (b) 3/4 (c) 9/10 (d) 1/4
  12. 12.1/5 as a percent =
  13. 13.0.625 as a percent =
  14. 14.0.85 as a percent =
  15. 15.9/10 as a percent =
  16. 16.Which fraction is 62.5%? (a) 1/5 (b) 7/10 (c) 3/5 (d) 5/8
  17. 17.25% as a decimal =
  18. 18.87.5% as a decimal =
  19. 19.85% as a decimal =
  20. 20.20% as a decimal =
  21. 21.25% as a decimal =
  22. 22.1/20 as a percent =
  23. 23.0.05 as a percent =
  24. 24.1/2 as a percent =
  25. 25.0.35 as a percent =
  26. 26.1/10 as a percent =
  27. 27.0.9 as a percent =
  28. 28.17/20 as a percent =
  29. 29.1/5 as a percent =
  30. 30.15% as a decimal =
  31. 31.0.3 as a percent =
  32. 32.12.5% as a decimal =
  33. 33.37.5% as a decimal =
  34. 34.20% as a decimal =
  35. 35.3/4 as a percent =
  36. 36.Which fraction is 0.7? (a) 1/2 (b) 3/20 (c) 7/10 (d) 11/20
  37. 37.0.3 as a percent =
  38. 38.Which fraction is 0.5? (a) 1/8 (b) 1/10 (c) 1/2 (d) 3/20
  39. 39.Which fraction is 25%? (a) 1/4 (b) 17/20 (c) 3/8 (d) 5/8
  40. 40.0.375 as a percent =

Answer key

  1. 45
  2. 60
  3. 0.9
  4. 50
  5. 0.75
  6. 60
  7. 9/10
  8. 87.5
  9. 45
  10. 12.5
  11. 9/10
  12. 20
  13. 62.5
  14. 85
  15. 90
  16. 5/8
  17. 0.25
  18. 0.875
  19. 0.85
  20. 0.2
  21. 0.25
  22. 5
  23. 5
  24. 50
  25. 35
  26. 10
  27. 90
  28. 85
  29. 20
  30. 0.15
  31. 30
  32. 0.125
  33. 0.375
  34. 0.2
  35. 75
  36. 7/10
  37. 30
  38. 1/2
  39. 1/4
  40. 37.5

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