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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 149 · 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. 1.40% as a decimal =
  2. 2.Which fraction is 0.8? (a) 1/5 (b) 4/5 (c) 1/8 (d) 3/5
  3. 3.9/10 as a percent =
  4. 4.0.6 as a percent =
  5. 5.11/20 as a percent =
  6. 6.0.6 as a percent =
  7. 7.1/10 as a percent =
  8. 8.95% as a decimal =
  9. 9.0.875 as a percent =
  10. 10.1/10 as a percent =
  11. 11.0.5 as a percent =
  12. 12.1/20 as a percent =
  13. 13.9/10 as a percent =
  14. 14.1/8 as a percent =
  15. 15.35% as a decimal =
  16. 16.Which fraction is 45%? (a) 4/5 (b) 11/20 (c) 9/20 (d) 3/4
  17. 17.35% as a decimal =
  18. 18.20% as a decimal =
  19. 19.55% as a decimal =
  20. 20.85% as a decimal =
  21. 21.Which fraction is 75%? (a) 5/8 (b) 3/10 (c) 3/4 (d) 1/5
  22. 22.Which fraction is 37.5%? (a) 1/4 (b) 7/10 (c) 3/8 (d) 19/20
  23. 23.0.5 as a percent =
  24. 24.37.5% as a decimal =
  25. 25.87.5% as a decimal =
  26. 26.0.3 as a percent =
  27. 27.7/20 as a percent =
  28. 28.7/8 as a percent =
  29. 29.5/8 as a percent =
  30. 30.0.875 as a percent =
  31. 31.Which fraction is 65%? (a) 3/4 (b) 1/10 (c) 4/5 (d) 13/20
  32. 32.0.125 as a percent =
  33. 33.62.5% as a decimal =
  34. 34.37.5% as a decimal =
  35. 35.Which fraction is 65%? (a) 3/10 (b) 13/20 (c) 3/4 (d) 1/4
  36. 36.2/5 as a percent =
  37. 37.45% as a decimal =
  38. 38.7/8 as a percent =
  39. 39.0.25 as a percent =
  40. 40.Which fraction is 0.125? (a) 1/8 (b) 5/8 (c) 7/10 (d) 1/10

Answer key

  1. 0.4
  2. 4/5
  3. 90
  4. 60
  5. 55
  6. 60
  7. 10
  8. 0.95
  9. 87.5
  10. 10
  11. 50
  12. 5
  13. 90
  14. 12.5
  15. 0.35
  16. 9/20
  17. 0.35
  18. 0.2
  19. 0.55
  20. 0.85
  21. 3/4
  22. 3/8
  23. 50
  24. 0.375
  25. 0.875
  26. 30
  27. 35
  28. 87.5
  29. 62.5
  30. 87.5
  31. 13/20
  32. 12.5
  33. 0.625
  34. 0.375
  35. 13/20
  36. 40
  37. 0.45
  38. 87.5
  39. 25
  40. 1/8

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