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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 148 · 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. 1.70% as a decimal =
  2. 2.50% as a decimal =
  3. 3.62.5% as a decimal =
  4. 4.37.5% as a decimal =
  5. 5.Which fraction is 0.875? (a) 1/5 (b) 7/8 (c) 9/10 (d) 3/4
  6. 6.Which fraction is 0.9? (a) 4/5 (b) 13/20 (c) 9/20 (d) 9/10
  7. 7.50% as a decimal =
  8. 8.55% as a decimal =
  9. 9.0.35 as a percent =
  10. 10.60% as a decimal =
  11. 11.1/5 as a percent =
  12. 12.30% as a decimal =
  13. 13.85% as a decimal =
  14. 14.0.75 as a percent =
  15. 15.Which fraction is 0.85? (a) 1/4 (b) 1/2 (c) 13/20 (d) 17/20
  16. 16.3/4 as a percent =
  17. 17.0.75 as a percent =
  18. 18.Which fraction is 0.375? (a) 9/10 (b) 11/20 (c) 3/8 (d) 3/4
  19. 19.17/20 as a percent =
  20. 20.1/20 as a percent =
  21. 21.11/20 as a percent =
  22. 22.55% as a decimal =
  23. 23.35% as a decimal =
  24. 24.Which fraction is 0.05? (a) 1/8 (b) 1/20 (c) 4/5 (d) 9/10
  25. 25.55% as a decimal =
  26. 26.0.85 as a percent =
  27. 27.2/5 as a percent =
  28. 28.1/5 as a percent =
  29. 29.0.9 as a percent =
  30. 30.10% as a decimal =
  31. 31.4/5 as a percent =
  32. 32.0.85 as a percent =
  33. 33.1/4 as a percent =
  34. 34.20% as a decimal =
  35. 35.0.55 as a percent =
  36. 36.0.15 as a percent =
  37. 37.62.5% as a decimal =
  38. 38.95% as a decimal =
  39. 39.Which fraction is 0.25? (a) 1/5 (b) 1/4 (c) 9/10 (d) 3/4
  40. 40.3/20 as a percent =

Answer key

  1. 0.7
  2. 0.5
  3. 0.625
  4. 0.375
  5. 7/8
  6. 9/10
  7. 0.5
  8. 0.55
  9. 35
  10. 0.6
  11. 20
  12. 0.3
  13. 0.85
  14. 75
  15. 17/20
  16. 75
  17. 75
  18. 3/8
  19. 85
  20. 5
  21. 55
  22. 0.55
  23. 0.35
  24. 1/20
  25. 0.55
  26. 85
  27. 40
  28. 20
  29. 90
  30. 0.1
  31. 80
  32. 85
  33. 25
  34. 0.2
  35. 55
  36. 15
  37. 0.625
  38. 0.95
  39. 1/4
  40. 15

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