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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 775 · 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. 2.1/10 as a percent =
  3. 3.7/10 as a percent =
  4. 4.1/20 as a percent =
  5. 5.2/5 as a percent =
  6. 6.1/8 as a percent =
  7. 7.0.45 as a percent =
  8. 8.1/4 as a percent =
  9. 9.10% as a decimal =
  10. 10.65% as a decimal =
  11. 11.0.85 as a percent =
  12. 12.2/5 as a percent =
  13. 13.0.9 as a percent =
  14. 14.19/20 as a percent =
  15. 15.Which fraction is 0.625? (a) 5/8 (b) 3/20 (c) 7/8 (d) 1/2
  16. 16.95% as a decimal =
  17. 17.35% as a decimal =
  18. 18.1/5 as a percent =
  19. 19.Which fraction is 0.3? (a) 3/10 (b) 9/10 (c) 7/8 (d) 3/20
  20. 20.Which fraction is 40%? (a) 3/10 (b) 3/4 (c) 2/5 (d) 13/20
  21. 21.0.2 as a percent =
  22. 22.Which fraction is 0.75? (a) 17/20 (b) 3/5 (c) 3/4 (d) 9/10
  23. 23.35% as a decimal =
  24. 24.9/10 as a percent =
  25. 25.0.875 as a percent =
  26. 26.Which fraction is 50%? (a) 3/4 (b) 2/5 (c) 1/2 (d) 3/5
  27. 27.5/8 as a percent =
  28. 28.0.65 as a percent =
  29. 29.87.5% as a decimal =
  30. 30.95% as a decimal =
  31. 31.55% as a decimal =
  32. 32.55% as a decimal =
  33. 33.0.95 as a percent =
  34. 34.Which fraction is 0.25? (a) 3/5 (b) 1/20 (c) 1/4 (d) 13/20
  35. 35.0.05 as a percent =
  36. 36.Which fraction is 45%? (a) 1/2 (b) 3/20 (c) 1/4 (d) 9/20
  37. 37.62.5% as a decimal =
  38. 38.65% as a decimal =
  39. 39.1/2 as a percent =
  40. 40.0.375 as a percent =

Answer key

  1. 0.25
  2. 10
  3. 70
  4. 5
  5. 40
  6. 12.5
  7. 45
  8. 25
  9. 0.1
  10. 0.65
  11. 85
  12. 40
  13. 90
  14. 95
  15. 5/8
  16. 0.95
  17. 0.35
  18. 20
  19. 3/10
  20. 2/5
  21. 20
  22. 3/4
  23. 0.35
  24. 90
  25. 87.5
  26. 1/2
  27. 62.5
  28. 65
  29. 0.875
  30. 0.95
  31. 0.55
  32. 0.55
  33. 95
  34. 1/4
  35. 5
  36. 9/20
  37. 0.625
  38. 0.65
  39. 50
  40. 37.5

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