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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 318 · 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. 1.5% as a decimal =
  2. 2.1/4 as a percent =
  3. 3.19/20 as a percent =
  4. 4.Which fraction is 0.85? (a) 3/20 (b) 11/20 (c) 17/20 (d) 3/4
  5. 5.Which fraction is 0.95? (a) 3/4 (b) 3/20 (c) 11/20 (d) 19/20
  6. 6.0.45 as a percent =
  7. 7.Which fraction is 0.85? (a) 4/5 (b) 3/4 (c) 9/20 (d) 17/20
  8. 8.0.3 as a percent =
  9. 9.70% as a decimal =
  10. 10.30% as a decimal =
  11. 11.Which fraction is 0.85? (a) 1/10 (b) 17/20 (c) 7/10 (d) 1/8
  12. 12.7/10 as a percent =
  13. 13.62.5% as a decimal =
  14. 14.0.95 as a percent =
  15. 15.60% as a decimal =
  16. 16.Which fraction is 0.875? (a) 3/20 (b) 1/4 (c) 17/20 (d) 7/8
  17. 17.0.55 as a percent =
  18. 18.2/5 as a percent =
  19. 19.0.8 as a percent =
  20. 20.1/4 as a percent =
  21. 21.35% as a decimal =
  22. 22.2/5 as a percent =
  23. 23.20% as a decimal =
  24. 24.13/20 as a percent =
  25. 25.Which fraction is 40%? (a) 1/5 (b) 3/4 (c) 4/5 (d) 2/5
  26. 26.87.5% as a decimal =
  27. 27.Which fraction is 0.95? (a) 7/20 (b) 1/5 (c) 19/20 (d) 11/20
  28. 28.3/4 as a percent =
  29. 29.0.55 as a percent =
  30. 30.65% as a decimal =
  31. 31.60% as a decimal =
  32. 32.Which fraction is 15%? (a) 7/10 (b) 1/10 (c) 3/20 (d) 1/5
  33. 33.9/20 as a percent =
  34. 34.0.625 as a percent =
  35. 35.Which fraction is 0.8? (a) 3/4 (b) 1/10 (c) 1/20 (d) 4/5
  36. 36.0.3 as a percent =
  37. 37.Which fraction is 0.75? (a) 1/10 (b) 9/20 (c) 4/5 (d) 3/4
  38. 38.7/20 as a percent =
  39. 39.80% as a decimal =
  40. 40.0.1 as a percent =

Answer key

  1. 0.05
  2. 25
  3. 95
  4. 17/20
  5. 19/20
  6. 45
  7. 17/20
  8. 30
  9. 0.7
  10. 0.3
  11. 17/20
  12. 70
  13. 0.625
  14. 95
  15. 0.6
  16. 7/8
  17. 55
  18. 40
  19. 80
  20. 25
  21. 0.35
  22. 40
  23. 0.2
  24. 65
  25. 2/5
  26. 0.875
  27. 19/20
  28. 75
  29. 55
  30. 0.65
  31. 0.6
  32. 3/20
  33. 45
  34. 62.5
  35. 4/5
  36. 30
  37. 3/4
  38. 35
  39. 0.8
  40. 10

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