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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 422 · 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 0.2? (a) 7/20 (b) 1/4 (c) 1/5 (d) 1/8
  2. 2.5/8 as a percent =
  3. 3.0.5 as a percent =
  4. 4.Which fraction is 0.875? (a) 3/8 (b) 3/5 (c) 7/10 (d) 7/8
  5. 5.0.4 as a percent =
  6. 6.Which fraction is 25%? (a) 5/8 (b) 2/5 (c) 1/4 (d) 7/10
  7. 7.3/8 as a percent =
  8. 8.13/20 as a percent =
  9. 9.Which fraction is 0.1? (a) 1/10 (b) 17/20 (c) 5/8 (d) 4/5
  10. 10.5% as a decimal =
  11. 11.Which fraction is 0.15? (a) 1/2 (b) 19/20 (c) 3/20 (d) 17/20
  12. 12.0.7 as a percent =
  13. 13.0.375 as a percent =
  14. 14.40% as a decimal =
  15. 15.Which fraction is 75%? (a) 3/4 (b) 1/5 (c) 13/20 (d) 3/10
  16. 16.85% as a decimal =
  17. 17.37.5% as a decimal =
  18. 18.Which fraction is 87.5%? (a) 5/8 (b) 19/20 (c) 7/10 (d) 7/8
  19. 19.0.05 as a percent =
  20. 20.35% as a decimal =
  21. 21.1/2 as a percent =
  22. 22.1/5 as a percent =
  23. 23.35% as a decimal =
  24. 24.0.55 as a percent =
  25. 25.Which fraction is 85%? (a) 1/10 (b) 1/20 (c) 17/20 (d) 7/8
  26. 26.1/10 as a percent =
  27. 27.7/10 as a percent =
  28. 28.1/5 as a percent =
  29. 29.Which fraction is 5%? (a) 13/20 (b) 1/5 (c) 7/10 (d) 1/20
  30. 30.5% as a decimal =
  31. 31.0.25 as a percent =
  32. 32.Which fraction is 15%? (a) 9/10 (b) 13/20 (c) 3/20 (d) 3/10
  33. 33.0.8 as a percent =
  34. 34.0.875 as a percent =
  35. 35.Which fraction is 0.1? (a) 1/5 (b) 1/2 (c) 1/10 (d) 13/20
  36. 36.87.5% as a decimal =
  37. 37.2/5 as a percent =
  38. 38.0.9 as a percent =
  39. 39.0.375 as a percent =
  40. 40.9/20 as a percent =

Answer key

  1. 1/5
  2. 62.5
  3. 50
  4. 7/8
  5. 40
  6. 1/4
  7. 37.5
  8. 65
  9. 1/10
  10. 0.05
  11. 3/20
  12. 70
  13. 37.5
  14. 0.4
  15. 3/4
  16. 0.85
  17. 0.375
  18. 7/8
  19. 5
  20. 0.35
  21. 50
  22. 20
  23. 0.35
  24. 55
  25. 17/20
  26. 10
  27. 70
  28. 20
  29. 1/20
  30. 0.05
  31. 25
  32. 3/20
  33. 80
  34. 87.5
  35. 1/10
  36. 0.875
  37. 40
  38. 90
  39. 37.5
  40. 45

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