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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 399 · 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. 1.0.55 as a percent =
  2. 2.40% as a decimal =
  3. 3.1/4 as a percent =
  4. 4.0.375 as a percent =
  5. 5.50% as a decimal =
  6. 6.Which fraction is 30%? (a) 11/20 (b) 7/10 (c) 3/10 (d) 1/8
  7. 7.Which fraction is 0.8? (a) 1/8 (b) 7/10 (c) 4/5 (d) 2/5
  8. 8.Which fraction is 10%? (a) 1/4 (b) 1/10 (c) 3/8 (d) 2/5
  9. 9.11/20 as a percent =
  10. 10.0.75 as a percent =
  11. 11.60% as a decimal =
  12. 12.0.95 as a percent =
  13. 13.0.95 as a percent =
  14. 14.5% as a decimal =
  15. 15.5/8 as a percent =
  16. 16.Which fraction is 37.5%? (a) 1/5 (b) 3/8 (c) 3/4 (d) 3/10
  17. 17.11/20 as a percent =
  18. 18.15% as a decimal =
  19. 19.0.2 as a percent =
  20. 20.1/10 as a percent =
  21. 21.1/8 as a percent =
  22. 22.5% as a decimal =
  23. 23.5% as a decimal =
  24. 24.1/10 as a percent =
  25. 25.15% as a decimal =
  26. 26.30% as a decimal =
  27. 27.45% as a decimal =
  28. 28.1/5 as a percent =
  29. 29.95% as a decimal =
  30. 30.0.3 as a percent =
  31. 31.Which fraction is 45%? (a) 19/20 (b) 3/10 (c) 1/4 (d) 9/20
  32. 32.3/5 as a percent =
  33. 33.5% as a decimal =
  34. 34.Which fraction is 90%? (a) 3/4 (b) 13/20 (c) 3/10 (d) 9/10
  35. 35.0.125 as a percent =
  36. 36.Which fraction is 95%? (a) 4/5 (b) 1/2 (c) 3/4 (d) 19/20
  37. 37.Which fraction is 0.75? (a) 3/5 (b) 3/10 (c) 3/4 (d) 3/8
  38. 38.70% as a decimal =
  39. 39.17/20 as a percent =
  40. 40.12.5% as a decimal =

Answer key

  1. 55
  2. 0.4
  3. 25
  4. 37.5
  5. 0.5
  6. 3/10
  7. 4/5
  8. 1/10
  9. 55
  10. 75
  11. 0.6
  12. 95
  13. 95
  14. 0.05
  15. 62.5
  16. 3/8
  17. 55
  18. 0.15
  19. 20
  20. 10
  21. 12.5
  22. 0.05
  23. 0.05
  24. 10
  25. 0.15
  26. 0.3
  27. 0.45
  28. 20
  29. 0.95
  30. 30
  31. 9/20
  32. 60
  33. 0.05
  34. 9/10
  35. 12.5
  36. 19/20
  37. 3/4
  38. 0.7
  39. 85
  40. 0.125

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