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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 779 · 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.Which fraction is 20%? (a) 9/20 (b) 1/5 (c) 1/2 (d) 19/20
  3. 3.0.25 as a percent =
  4. 4.0.95 as a percent =
  5. 5.0.55 as a percent =
  6. 6.50% as a decimal =
  7. 7.0.35 as a percent =
  8. 8.Which fraction is 40%? (a) 5/8 (b) 2/5 (c) 9/10 (d) 1/20
  9. 9.37.5% as a decimal =
  10. 10.0.45 as a percent =
  11. 11.11/20 as a percent =
  12. 12.4/5 as a percent =
  13. 13.55% as a decimal =
  14. 14.10% as a decimal =
  15. 15.70% as a decimal =
  16. 16.3/4 as a percent =
  17. 17.Which fraction is 0.05? (a) 3/8 (b) 5/8 (c) 19/20 (d) 1/20
  18. 18.Which fraction is 0.85? (a) 7/20 (b) 17/20 (c) 5/8 (d) 1/20
  19. 19.20% as a decimal =
  20. 20.0.3 as a percent =
  21. 21.1/4 as a percent =
  22. 22.40% as a decimal =
  23. 23.0.35 as a percent =
  24. 24.40% as a decimal =
  25. 25.40% as a decimal =
  26. 26.3/20 as a percent =
  27. 27.65% as a decimal =
  28. 28.87.5% as a decimal =
  29. 29.7/10 as a percent =
  30. 30.Which fraction is 55%? (a) 11/20 (b) 19/20 (c) 13/20 (d) 1/4
  31. 31.0.55 as a percent =
  32. 32.0.7 as a percent =
  33. 33.55% as a decimal =
  34. 34.9/20 as a percent =
  35. 35.Which fraction is 0.1? (a) 13/20 (b) 1/8 (c) 1/5 (d) 1/10
  36. 36.4/5 as a percent =
  37. 37.5/8 as a percent =
  38. 38.Which fraction is 0.6? (a) 9/10 (b) 3/5 (c) 1/10 (d) 1/5
  39. 39.0.6 as a percent =
  40. 40.Which fraction is 85%? (a) 1/4 (b) 17/20 (c) 3/5 (d) 13/20

Answer key

  1. 0.25
  2. 1/5
  3. 25
  4. 95
  5. 55
  6. 0.5
  7. 35
  8. 2/5
  9. 0.375
  10. 45
  11. 55
  12. 80
  13. 0.55
  14. 0.1
  15. 0.7
  16. 75
  17. 1/20
  18. 17/20
  19. 0.2
  20. 30
  21. 25
  22. 0.4
  23. 35
  24. 0.4
  25. 0.4
  26. 15
  27. 0.65
  28. 0.875
  29. 70
  30. 11/20
  31. 55
  32. 70
  33. 0.55
  34. 45
  35. 1/10
  36. 80
  37. 62.5
  38. 3/5
  39. 60
  40. 17/20

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