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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 307 · 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 0.375? (a) 1/20 (b) 13/20 (c) 3/8 (d) 1/5
  2. 2.Which fraction is 40%? (a) 1/8 (b) 2/5 (c) 3/8 (d) 3/5
  3. 3.10% as a decimal =
  4. 4.5/8 as a percent =
  5. 5.Which fraction is 0.95? (a) 7/20 (b) 9/10 (c) 19/20 (d) 3/20
  6. 6.Which fraction is 55%? (a) 1/2 (b) 4/5 (c) 1/8 (d) 11/20
  7. 7.1/5 as a percent =
  8. 8.0.9 as a percent =
  9. 9.87.5% as a decimal =
  10. 10.3/10 as a percent =
  11. 11.Which fraction is 0.75? (a) 3/20 (b) 5/8 (c) 3/4 (d) 19/20
  12. 12.2/5 as a percent =
  13. 13.Which fraction is 0.85? (a) 17/20 (b) 1/4 (c) 3/5 (d) 3/10
  14. 14.0.3 as a percent =
  15. 15.0.125 as a percent =
  16. 16.11/20 as a percent =
  17. 17.3/4 as a percent =
  18. 18.1/4 as a percent =
  19. 19.9/10 as a percent =
  20. 20.Which fraction is 0.45? (a) 19/20 (b) 7/8 (c) 1/10 (d) 9/20
  21. 21.0.45 as a percent =
  22. 22.60% as a decimal =
  23. 23.0.2 as a percent =
  24. 24.40% as a decimal =
  25. 25.40% as a decimal =
  26. 26.0.2 as a percent =
  27. 27.Which fraction is 70%? (a) 17/20 (b) 13/20 (c) 2/5 (d) 7/10
  28. 28.Which fraction is 10%? (a) 2/5 (b) 1/4 (c) 1/20 (d) 1/10
  29. 29.62.5% as a decimal =
  30. 30.0.55 as a percent =
  31. 31.30% as a decimal =
  32. 32.7/10 as a percent =
  33. 33.10% as a decimal =
  34. 34.1/4 as a percent =
  35. 35.75% as a decimal =
  36. 36.7/10 as a percent =
  37. 37.20% as a decimal =
  38. 38.15% as a decimal =
  39. 39.0.375 as a percent =
  40. 40.87.5% as a decimal =

Answer key

  1. 3/8
  2. 2/5
  3. 0.1
  4. 62.5
  5. 19/20
  6. 11/20
  7. 20
  8. 90
  9. 0.875
  10. 30
  11. 3/4
  12. 40
  13. 17/20
  14. 30
  15. 12.5
  16. 55
  17. 75
  18. 25
  19. 90
  20. 9/20
  21. 45
  22. 0.6
  23. 20
  24. 0.4
  25. 0.4
  26. 20
  27. 7/10
  28. 1/10
  29. 0.625
  30. 55
  31. 0.3
  32. 70
  33. 0.1
  34. 25
  35. 0.75
  36. 70
  37. 0.2
  38. 0.15
  39. 37.5
  40. 0.875

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