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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 432 · 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. 1.37.5% as a decimal =
  2. 2.4/5 as a percent =
  3. 3.Which fraction is 65%? (a) 9/20 (b) 1/2 (c) 1/10 (d) 13/20
  4. 4.5/8 as a percent =
  5. 5.Which fraction is 65%? (a) 11/20 (b) 2/5 (c) 1/4 (d) 13/20
  6. 6.0.7 as a percent =
  7. 7.3/10 as a percent =
  8. 8.13/20 as a percent =
  9. 9.11/20 as a percent =
  10. 10.0.55 as a percent =
  11. 11.62.5% as a decimal =
  12. 12.11/20 as a percent =
  13. 13.0.65 as a percent =
  14. 14.3/10 as a percent =
  15. 15.Which fraction is 30%? (a) 2/5 (b) 3/10 (c) 5/8 (d) 11/20
  16. 16.0.5 as a percent =
  17. 17.0.125 as a percent =
  18. 18.9/10 as a percent =
  19. 19.Which fraction is 0.25? (a) 5/8 (b) 19/20 (c) 3/4 (d) 1/4
  20. 20.Which fraction is 10%? (a) 1/10 (b) 1/4 (c) 1/2 (d) 3/20
  21. 21.60% as a decimal =
  22. 22.4/5 as a percent =
  23. 23.60% as a decimal =
  24. 24.11/20 as a percent =
  25. 25.13/20 as a percent =
  26. 26.60% as a decimal =
  27. 27.Which fraction is 0.625? (a) 17/20 (b) 5/8 (c) 1/20 (d) 3/4
  28. 28.0.2 as a percent =
  29. 29.35% as a decimal =
  30. 30.87.5% as a decimal =
  31. 31.0.3 as a percent =
  32. 32.19/20 as a percent =
  33. 33.0.1 as a percent =
  34. 34.10% as a decimal =
  35. 35.55% as a decimal =
  36. 36.3/10 as a percent =
  37. 37.62.5% as a decimal =
  38. 38.1/10 as a percent =
  39. 39.Which fraction is 20%? (a) 7/10 (b) 1/8 (c) 1/5 (d) 5/8
  40. 40.3/8 as a percent =

Answer key

  1. 0.375
  2. 80
  3. 13/20
  4. 62.5
  5. 13/20
  6. 70
  7. 30
  8. 65
  9. 55
  10. 55
  11. 0.625
  12. 55
  13. 65
  14. 30
  15. 3/10
  16. 50
  17. 12.5
  18. 90
  19. 1/4
  20. 1/10
  21. 0.6
  22. 80
  23. 0.6
  24. 55
  25. 65
  26. 0.6
  27. 5/8
  28. 20
  29. 0.35
  30. 0.875
  31. 30
  32. 95
  33. 10
  34. 0.1
  35. 0.55
  36. 30
  37. 0.625
  38. 10
  39. 1/5
  40. 37.5

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