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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 121 · 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. 1.65% as a decimal =
  2. 2.Which fraction is 0.15? (a) 3/4 (b) 7/8 (c) 1/8 (d) 3/20
  3. 3.3/8 as a percent =
  4. 4.2/5 as a percent =
  5. 5.0.55 as a percent =
  6. 6.0.2 as a percent =
  7. 7.1/20 as a percent =
  8. 8.7/20 as a percent =
  9. 9.0.45 as a percent =
  10. 10.11/20 as a percent =
  11. 11.0.375 as a percent =
  12. 12.3/5 as a percent =
  13. 13.Which fraction is 80%? (a) 7/20 (b) 1/20 (c) 4/5 (d) 1/5
  14. 14.50% as a decimal =
  15. 15.60% as a decimal =
  16. 16.0.65 as a percent =
  17. 17.0.125 as a percent =
  18. 18.0.6 as a percent =
  19. 19.1/10 as a percent =
  20. 20.3/8 as a percent =
  21. 21.10% as a decimal =
  22. 22.3/8 as a percent =
  23. 23.0.125 as a percent =
  24. 24.1/8 as a percent =
  25. 25.3/8 as a percent =
  26. 26.4/5 as a percent =
  27. 27.13/20 as a percent =
  28. 28.Which fraction is 20%? (a) 17/20 (b) 1/5 (c) 1/8 (d) 1/20
  29. 29.65% as a decimal =
  30. 30.3/20 as a percent =
  31. 31.12.5% as a decimal =
  32. 32.0.6 as a percent =
  33. 33.60% as a decimal =
  34. 34.0.65 as a percent =
  35. 35.4/5 as a percent =
  36. 36.40% as a decimal =
  37. 37.Which fraction is 75%? (a) 3/10 (b) 3/4 (c) 9/10 (d) 19/20
  38. 38.Which fraction is 0.875? (a) 1/10 (b) 7/20 (c) 17/20 (d) 7/8
  39. 39.50% as a decimal =
  40. 40.0.8 as a percent =

Answer key

  1. 0.65
  2. 3/20
  3. 37.5
  4. 40
  5. 55
  6. 20
  7. 5
  8. 35
  9. 45
  10. 55
  11. 37.5
  12. 60
  13. 4/5
  14. 0.5
  15. 0.6
  16. 65
  17. 12.5
  18. 60
  19. 10
  20. 37.5
  21. 0.1
  22. 37.5
  23. 12.5
  24. 12.5
  25. 37.5
  26. 80
  27. 65
  28. 1/5
  29. 0.65
  30. 15
  31. 0.125
  32. 60
  33. 0.6
  34. 65
  35. 80
  36. 0.4
  37. 3/4
  38. 7/8
  39. 0.5
  40. 80

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