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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 729 · 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. 1.0.25 as a percent =
  2. 2.13/20 as a percent =
  3. 3.45% as a decimal =
  4. 4.1/8 as a percent =
  5. 5.45% as a decimal =
  6. 6.5/8 as a percent =
  7. 7.20% as a decimal =
  8. 8.0.35 as a percent =
  9. 9.1/5 as a percent =
  10. 10.0.125 as a percent =
  11. 11.9/10 as a percent =
  12. 12.1/8 as a percent =
  13. 13.Which fraction is 0.875? (a) 7/8 (b) 7/20 (c) 17/20 (d) 2/5
  14. 14.85% as a decimal =
  15. 15.9/10 as a percent =
  16. 16.15% as a decimal =
  17. 17.Which fraction is 75%? (a) 17/20 (b) 1/8 (c) 9/20 (d) 3/4
  18. 18.13/20 as a percent =
  19. 19.0.375 as a percent =
  20. 20.5/8 as a percent =
  21. 21.Which fraction is 0.625? (a) 1/8 (b) 7/10 (c) 1/4 (d) 5/8
  22. 22.Which fraction is 0.55? (a) 19/20 (b) 4/5 (c) 13/20 (d) 11/20
  23. 23.0.125 as a percent =
  24. 24.1/4 as a percent =
  25. 25.0.6 as a percent =
  26. 26.0.9 as a percent =
  27. 27.0.35 as a percent =
  28. 28.3/4 as a percent =
  29. 29.0.5 as a percent =
  30. 30.87.5% as a decimal =
  31. 31.5% as a decimal =
  32. 32.1/8 as a percent =
  33. 33.3/5 as a percent =
  34. 34.0.55 as a percent =
  35. 35.60% as a decimal =
  36. 36.0.5 as a percent =
  37. 37.11/20 as a percent =
  38. 38.9/20 as a percent =
  39. 39.Which fraction is 90%? (a) 7/20 (b) 9/10 (c) 3/10 (d) 1/5
  40. 40.0.4 as a percent =

Answer key

  1. 25
  2. 65
  3. 0.45
  4. 12.5
  5. 0.45
  6. 62.5
  7. 0.2
  8. 35
  9. 20
  10. 12.5
  11. 90
  12. 12.5
  13. 7/8
  14. 0.85
  15. 90
  16. 0.15
  17. 3/4
  18. 65
  19. 37.5
  20. 62.5
  21. 5/8
  22. 11/20
  23. 12.5
  24. 25
  25. 60
  26. 90
  27. 35
  28. 75
  29. 50
  30. 0.875
  31. 0.05
  32. 12.5
  33. 60
  34. 55
  35. 0.6
  36. 50
  37. 55
  38. 45
  39. 9/10
  40. 40

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