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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 462 · 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. 1.87.5% as a decimal =
  2. 2.Which fraction is 0.15? (a) 9/10 (b) 3/10 (c) 3/20 (d) 9/20
  3. 3.60% as a decimal =
  4. 4.65% as a decimal =
  5. 5.40% as a decimal =
  6. 6.0.625 as a percent =
  7. 7.0.625 as a percent =
  8. 8.Which fraction is 35%? (a) 1/20 (b) 7/20 (c) 3/20 (d) 1/5
  9. 9.Which fraction is 5%? (a) 3/8 (b) 1/2 (c) 1/20 (d) 1/10
  10. 10.3/5 as a percent =
  11. 11.Which fraction is 62.5%? (a) 5/8 (b) 7/10 (c) 1/10 (d) 2/5
  12. 12.0.6 as a percent =
  13. 13.7/20 as a percent =
  14. 14.85% as a decimal =
  15. 15.Which fraction is 30%? (a) 7/8 (b) 3/8 (c) 19/20 (d) 3/10
  16. 16.11/20 as a percent =
  17. 17.Which fraction is 0.85? (a) 17/20 (b) 19/20 (c) 1/10 (d) 3/4
  18. 18.1/20 as a percent =
  19. 19.0.1 as a percent =
  20. 20.Which fraction is 0.6? (a) 7/10 (b) 19/20 (c) 3/5 (d) 1/10
  21. 21.90% as a decimal =
  22. 22.Which fraction is 95%? (a) 9/20 (b) 1/4 (c) 19/20 (d) 1/2
  23. 23.60% as a decimal =
  24. 24.1/2 as a percent =
  25. 25.Which fraction is 0.1? (a) 9/20 (b) 1/5 (c) 9/10 (d) 1/10
  26. 26.0.65 as a percent =
  27. 27.20% as a decimal =
  28. 28.0.375 as a percent =
  29. 29.37.5% as a decimal =
  30. 30.55% as a decimal =
  31. 31.Which fraction is 5%? (a) 1/20 (b) 1/5 (c) 1/8 (d) 9/20
  32. 32.5/8 as a percent =
  33. 33.0.625 as a percent =
  34. 34.0.05 as a percent =
  35. 35.0.9 as a percent =
  36. 36.Which fraction is 75%? (a) 3/4 (b) 9/20 (c) 3/10 (d) 13/20
  37. 37.7/10 as a percent =
  38. 38.0.1 as a percent =
  39. 39.Which fraction is 0.9? (a) 3/5 (b) 3/20 (c) 3/4 (d) 9/10
  40. 40.0.6 as a percent =

Answer key

  1. 0.875
  2. 3/20
  3. 0.6
  4. 0.65
  5. 0.4
  6. 62.5
  7. 62.5
  8. 7/20
  9. 1/20
  10. 60
  11. 5/8
  12. 60
  13. 35
  14. 0.85
  15. 3/10
  16. 55
  17. 17/20
  18. 5
  19. 10
  20. 3/5
  21. 0.9
  22. 19/20
  23. 0.6
  24. 50
  25. 1/10
  26. 65
  27. 0.2
  28. 37.5
  29. 0.375
  30. 0.55
  31. 1/20
  32. 62.5
  33. 62.5
  34. 5
  35. 90
  36. 3/4
  37. 70
  38. 10
  39. 9/10
  40. 60

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