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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 556 · 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.Which fraction is 10%? (a) 3/8 (b) 1/2 (c) 1/8 (d) 1/10
  2. 2.Which fraction is 0.75? (a) 9/10 (b) 3/10 (c) 9/20 (d) 3/4
  3. 3.1/2 as a percent =
  4. 4.0.125 as a percent =
  5. 5.3/4 as a percent =
  6. 6.Which fraction is 0.45? (a) 13/20 (b) 9/20 (c) 3/4 (d) 5/8
  7. 7.17/20 as a percent =
  8. 8.1/2 as a percent =
  9. 9.19/20 as a percent =
  10. 10.3/8 as a percent =
  11. 11.Which fraction is 0.875? (a) 3/5 (b) 13/20 (c) 4/5 (d) 7/8
  12. 12.Which fraction is 20%? (a) 1/5 (b) 1/20 (c) 7/20 (d) 19/20
  13. 13.Which fraction is 95%? (a) 1/4 (b) 19/20 (c) 7/20 (d) 3/20
  14. 14.15% as a decimal =
  15. 15.0.7 as a percent =
  16. 16.62.5% as a decimal =
  17. 17.85% as a decimal =
  18. 18.0.6 as a percent =
  19. 19.3/20 as a percent =
  20. 20.55% as a decimal =
  21. 21.55% as a decimal =
  22. 22.Which fraction is 60%? (a) 1/2 (b) 1/20 (c) 7/20 (d) 3/5
  23. 23.Which fraction is 0.1? (a) 1/10 (b) 4/5 (c) 9/20 (d) 3/10
  24. 24.37.5% as a decimal =
  25. 25.62.5% as a decimal =
  26. 26.0.15 as a percent =
  27. 27.Which fraction is 0.1? (a) 1/2 (b) 7/10 (c) 1/10 (d) 19/20
  28. 28.0.2 as a percent =
  29. 29.80% as a decimal =
  30. 30.Which fraction is 0.4? (a) 9/10 (b) 1/10 (c) 5/8 (d) 2/5
  31. 31.Which fraction is 75%? (a) 11/20 (b) 3/4 (c) 9/10 (d) 19/20
  32. 32.3/10 as a percent =
  33. 33.3/5 as a percent =
  34. 34.0.35 as a percent =
  35. 35.7/10 as a percent =
  36. 36.2/5 as a percent =
  37. 37.65% as a decimal =
  38. 38.0.75 as a percent =
  39. 39.19/20 as a percent =
  40. 40.Which fraction is 35%? (a) 7/8 (b) 3/5 (c) 3/4 (d) 7/20

Answer key

  1. 1/10
  2. 3/4
  3. 50
  4. 12.5
  5. 75
  6. 9/20
  7. 85
  8. 50
  9. 95
  10. 37.5
  11. 7/8
  12. 1/5
  13. 19/20
  14. 0.15
  15. 70
  16. 0.625
  17. 0.85
  18. 60
  19. 15
  20. 0.55
  21. 0.55
  22. 3/5
  23. 1/10
  24. 0.375
  25. 0.625
  26. 15
  27. 1/10
  28. 20
  29. 0.8
  30. 2/5
  31. 3/4
  32. 30
  33. 60
  34. 35
  35. 70
  36. 40
  37. 0.65
  38. 75
  39. 95
  40. 7/20

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