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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 430 · 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.Which fraction is 5%? (a) 19/20 (b) 11/20 (c) 3/4 (d) 1/20
  2. 2.Which fraction is 15%? (a) 1/10 (b) 1/8 (c) 1/5 (d) 3/20
  3. 3.0.45 as a percent =
  4. 4.9/10 as a percent =
  5. 5.3/10 as a percent =
  6. 6.1/2 as a percent =
  7. 7.0.15 as a percent =
  8. 8.37.5% as a decimal =
  9. 9.0.55 as a percent =
  10. 10.12.5% as a decimal =
  11. 11.1/5 as a percent =
  12. 12.1/4 as a percent =
  13. 13.0.55 as a percent =
  14. 14.13/20 as a percent =
  15. 15.0.15 as a percent =
  16. 16.Which fraction is 0.625? (a) 5/8 (b) 17/20 (c) 9/20 (d) 13/20
  17. 17.3/4 as a percent =
  18. 18.87.5% as a decimal =
  19. 19.15% as a decimal =
  20. 20.13/20 as a percent =
  21. 21.3/8 as a percent =
  22. 22.Which fraction is 37.5%? (a) 3/4 (b) 2/5 (c) 7/20 (d) 3/8
  23. 23.1/4 as a percent =
  24. 24.Which fraction is 60%? (a) 3/8 (b) 1/5 (c) 3/5 (d) 7/10
  25. 25.60% as a decimal =
  26. 26.75% as a decimal =
  27. 27.7/20 as a percent =
  28. 28.40% as a decimal =
  29. 29.10% as a decimal =
  30. 30.75% as a decimal =
  31. 31.0.3 as a percent =
  32. 32.0.85 as a percent =
  33. 33.60% as a decimal =
  34. 34.25% as a decimal =
  35. 35.0.125 as a percent =
  36. 36.Which fraction is 60%? (a) 7/20 (b) 3/5 (c) 1/4 (d) 1/5
  37. 37.17/20 as a percent =
  38. 38.0.05 as a percent =
  39. 39.1/2 as a percent =
  40. 40.40% as a decimal =

Answer key

  1. 1/20
  2. 3/20
  3. 45
  4. 90
  5. 30
  6. 50
  7. 15
  8. 0.375
  9. 55
  10. 0.125
  11. 20
  12. 25
  13. 55
  14. 65
  15. 15
  16. 5/8
  17. 75
  18. 0.875
  19. 0.15
  20. 65
  21. 37.5
  22. 3/8
  23. 25
  24. 3/5
  25. 0.6
  26. 0.75
  27. 35
  28. 0.4
  29. 0.1
  30. 0.75
  31. 30
  32. 85
  33. 0.6
  34. 0.25
  35. 12.5
  36. 3/5
  37. 85
  38. 5
  39. 50
  40. 0.4

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