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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 777 · 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 0.625? (a) 3/4 (b) 4/5 (c) 5/8 (d) 9/10
  2. 2.7/10 as a percent =
  3. 3.3/5 as a percent =
  4. 4.0.3 as a percent =
  5. 5.3/5 as a percent =
  6. 6.1/20 as a percent =
  7. 7.45% as a decimal =
  8. 8.0.375 as a percent =
  9. 9.0.7 as a percent =
  10. 10.2/5 as a percent =
  11. 11.5/8 as a percent =
  12. 12.0.3 as a percent =
  13. 13.55% as a decimal =
  14. 14.45% as a decimal =
  15. 15.0.35 as a percent =
  16. 16.4/5 as a percent =
  17. 17.Which fraction is 10%? (a) 3/4 (b) 3/20 (c) 1/10 (d) 1/2
  18. 18.Which fraction is 0.35? (a) 7/20 (b) 3/10 (c) 1/8 (d) 3/20
  19. 19.Which fraction is 60%? (a) 3/5 (b) 17/20 (c) 5/8 (d) 19/20
  20. 20.0.55 as a percent =
  21. 21.Which fraction is 0.55? (a) 13/20 (b) 11/20 (c) 9/10 (d) 4/5
  22. 22.62.5% as a decimal =
  23. 23.19/20 as a percent =
  24. 24.7/8 as a percent =
  25. 25.0.25 as a percent =
  26. 26.50% as a decimal =
  27. 27.1/10 as a percent =
  28. 28.Which fraction is 80%? (a) 1/20 (b) 1/2 (c) 4/5 (d) 3/5
  29. 29.0.6 as a percent =
  30. 30.Which fraction is 0.375? (a) 3/8 (b) 1/2 (c) 3/20 (d) 3/10
  31. 31.0.45 as a percent =
  32. 32.25% as a decimal =
  33. 33.Which fraction is 0.125? (a) 3/5 (b) 1/8 (c) 4/5 (d) 3/10
  34. 34.0.375 as a percent =
  35. 35.65% as a decimal =
  36. 36.19/20 as a percent =
  37. 37.Which fraction is 60%? (a) 1/4 (b) 5/8 (c) 9/20 (d) 3/5
  38. 38.0.05 as a percent =
  39. 39.0.125 as a percent =
  40. 40.0.875 as a percent =

Answer key

  1. 5/8
  2. 70
  3. 60
  4. 30
  5. 60
  6. 5
  7. 0.45
  8. 37.5
  9. 70
  10. 40
  11. 62.5
  12. 30
  13. 0.55
  14. 0.45
  15. 35
  16. 80
  17. 1/10
  18. 7/20
  19. 3/5
  20. 55
  21. 11/20
  22. 0.625
  23. 95
  24. 87.5
  25. 25
  26. 0.5
  27. 10
  28. 4/5
  29. 60
  30. 3/8
  31. 45
  32. 0.25
  33. 1/8
  34. 37.5
  35. 0.65
  36. 95
  37. 3/5
  38. 5
  39. 12.5
  40. 87.5

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