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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 658 · 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. 1.0.875 as a percent =
  2. 2.9/20 as a percent =
  3. 3.25% as a decimal =
  4. 4.0.7 as a percent =
  5. 5.12.5% as a decimal =
  6. 6.0.2 as a percent =
  7. 7.62.5% as a decimal =
  8. 8.15% as a decimal =
  9. 9.37.5% as a decimal =
  10. 10.Which fraction is 0.8? (a) 1/10 (b) 1/5 (c) 3/10 (d) 4/5
  11. 11.0.625 as a percent =
  12. 12.15% as a decimal =
  13. 13.Which fraction is 0.375? (a) 1/4 (b) 3/8 (c) 5/8 (d) 2/5
  14. 14.40% as a decimal =
  15. 15.0.95 as a percent =
  16. 16.1/5 as a percent =
  17. 17.0.45 as a percent =
  18. 18.0.375 as a percent =
  19. 19.35% as a decimal =
  20. 20.9/10 as a percent =
  21. 21.35% as a decimal =
  22. 22.9/10 as a percent =
  23. 23.Which fraction is 90%? (a) 5/8 (b) 1/4 (c) 9/10 (d) 3/5
  24. 24.25% as a decimal =
  25. 25.0.4 as a percent =
  26. 26.1/8 as a percent =
  27. 27.3/5 as a percent =
  28. 28.Which fraction is 15%? (a) 3/20 (b) 7/20 (c) 3/4 (d) 11/20
  29. 29.0.875 as a percent =
  30. 30.Which fraction is 0.875? (a) 1/4 (b) 3/8 (c) 1/8 (d) 7/8
  31. 31.0.5 as a percent =
  32. 32.85% as a decimal =
  33. 33.65% as a decimal =
  34. 34.3/10 as a percent =
  35. 35.Which fraction is 80%? (a) 3/8 (b) 4/5 (c) 11/20 (d) 3/20
  36. 36.9/10 as a percent =
  37. 37.0.6 as a percent =
  38. 38.9/20 as a percent =
  39. 39.Which fraction is 0.2? (a) 9/20 (b) 7/10 (c) 1/5 (d) 1/10
  40. 40.Which fraction is 40%? (a) 3/4 (b) 1/2 (c) 2/5 (d) 3/10

Answer key

  1. 87.5
  2. 45
  3. 0.25
  4. 70
  5. 0.125
  6. 20
  7. 0.625
  8. 0.15
  9. 0.375
  10. 4/5
  11. 62.5
  12. 0.15
  13. 3/8
  14. 0.4
  15. 95
  16. 20
  17. 45
  18. 37.5
  19. 0.35
  20. 90
  21. 0.35
  22. 90
  23. 9/10
  24. 0.25
  25. 40
  26. 12.5
  27. 60
  28. 3/20
  29. 87.5
  30. 7/8
  31. 50
  32. 0.85
  33. 0.65
  34. 30
  35. 4/5
  36. 90
  37. 60
  38. 45
  39. 1/5
  40. 2/5

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