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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 938 · 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. 1.15% as a decimal =
  2. 2.95% as a decimal =
  3. 3.Which fraction is 80%? (a) 7/8 (b) 7/20 (c) 17/20 (d) 4/5
  4. 4.25% as a decimal =
  5. 5.20% as a decimal =
  6. 6.3/5 as a percent =
  7. 7.20% as a decimal =
  8. 8.0.6 as a percent =
  9. 9.0.25 as a percent =
  10. 10.0.5 as a percent =
  11. 11.12.5% as a decimal =
  12. 12.0.75 as a percent =
  13. 13.90% as a decimal =
  14. 14.50% as a decimal =
  15. 15.5% as a decimal =
  16. 16.0.125 as a percent =
  17. 17.5% as a decimal =
  18. 18.Which fraction is 40%? (a) 3/8 (b) 17/20 (c) 2/5 (d) 1/2
  19. 19.7/8 as a percent =
  20. 20.50% as a decimal =
  21. 21.40% as a decimal =
  22. 22.Which fraction is 45%? (a) 4/5 (b) 9/20 (c) 7/8 (d) 1/10
  23. 23.35% as a decimal =
  24. 24.0.625 as a percent =
  25. 25.10% as a decimal =
  26. 26.2/5 as a percent =
  27. 27.0.9 as a percent =
  28. 28.30% as a decimal =
  29. 29.35% as a decimal =
  30. 30.75% as a decimal =
  31. 31.1/2 as a percent =
  32. 32.3/4 as a percent =
  33. 33.Which fraction is 35%? (a) 13/20 (b) 1/2 (c) 9/20 (d) 7/20
  34. 34.Which fraction is 50%? (a) 2/5 (b) 7/20 (c) 7/10 (d) 1/2
  35. 35.55% as a decimal =
  36. 36.13/20 as a percent =
  37. 37.Which fraction is 0.25? (a) 3/4 (b) 1/10 (c) 3/20 (d) 1/4
  38. 38.0.3 as a percent =
  39. 39.Which fraction is 0.4? (a) 2/5 (b) 7/20 (c) 1/4 (d) 1/8
  40. 40.0.05 as a percent =

Answer key

  1. 0.15
  2. 0.95
  3. 4/5
  4. 0.25
  5. 0.2
  6. 60
  7. 0.2
  8. 60
  9. 25
  10. 50
  11. 0.125
  12. 75
  13. 0.9
  14. 0.5
  15. 0.05
  16. 12.5
  17. 0.05
  18. 2/5
  19. 87.5
  20. 0.5
  21. 0.4
  22. 9/20
  23. 0.35
  24. 62.5
  25. 0.1
  26. 40
  27. 90
  28. 0.3
  29. 0.35
  30. 0.75
  31. 50
  32. 75
  33. 7/20
  34. 1/2
  35. 0.55
  36. 65
  37. 1/4
  38. 30
  39. 2/5
  40. 5

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