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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 520 · 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. 1.25% as a decimal =
  2. 2.3/8 as a percent =
  3. 3.Which fraction is 60%? (a) 5/8 (b) 3/5 (c) 3/10 (d) 1/8
  4. 4.Which fraction is 0.05? (a) 1/20 (b) 1/8 (c) 1/2 (d) 3/5
  5. 5.Which fraction is 0.875? (a) 1/10 (b) 3/4 (c) 7/8 (d) 2/5
  6. 6.0.375 as a percent =
  7. 7.30% as a decimal =
  8. 8.17/20 as a percent =
  9. 9.62.5% as a decimal =
  10. 10.9/20 as a percent =
  11. 11.75% as a decimal =
  12. 12.1/4 as a percent =
  13. 13.0.45 as a percent =
  14. 14.35% as a decimal =
  15. 15.1/4 as a percent =
  16. 16.60% as a decimal =
  17. 17.87.5% as a decimal =
  18. 18.0.1 as a percent =
  19. 19.Which fraction is 65%? (a) 19/20 (b) 3/4 (c) 3/5 (d) 13/20
  20. 20.0.9 as a percent =
  21. 21.1/5 as a percent =
  22. 22.37.5% as a decimal =
  23. 23.0.65 as a percent =
  24. 24.11/20 as a percent =
  25. 25.Which fraction is 55%? (a) 3/5 (b) 7/20 (c) 2/5 (d) 11/20
  26. 26.3/4 as a percent =
  27. 27.75% as a decimal =
  28. 28.4/5 as a percent =
  29. 29.45% as a decimal =
  30. 30.0.2 as a percent =
  31. 31.3/4 as a percent =
  32. 32.Which fraction is 0.85? (a) 17/20 (b) 7/8 (c) 7/20 (d) 2/5
  33. 33.0.05 as a percent =
  34. 34.Which fraction is 10%? (a) 1/10 (b) 2/5 (c) 4/5 (d) 1/4
  35. 35.0.3 as a percent =
  36. 36.0.95 as a percent =
  37. 37.0.3 as a percent =
  38. 38.0.25 as a percent =
  39. 39.17/20 as a percent =
  40. 40.0.05 as a percent =

Answer key

  1. 0.25
  2. 37.5
  3. 3/5
  4. 1/20
  5. 7/8
  6. 37.5
  7. 0.3
  8. 85
  9. 0.625
  10. 45
  11. 0.75
  12. 25
  13. 45
  14. 0.35
  15. 25
  16. 0.6
  17. 0.875
  18. 10
  19. 13/20
  20. 90
  21. 20
  22. 0.375
  23. 65
  24. 55
  25. 11/20
  26. 75
  27. 0.75
  28. 80
  29. 0.45
  30. 20
  31. 75
  32. 17/20
  33. 5
  34. 1/10
  35. 30
  36. 95
  37. 30
  38. 25
  39. 85
  40. 5

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