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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 532 · 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 10%? (a) 1/10 (b) 19/20 (c) 9/10 (d) 1/5
  2. 2.11/20 as a percent =
  3. 3.Which fraction is 0.6? (a) 1/8 (b) 7/10 (c) 3/20 (d) 3/5
  4. 4.0.15 as a percent =
  5. 5.1/10 as a percent =
  6. 6.3/4 as a percent =
  7. 7.9/20 as a percent =
  8. 8.0.3 as a percent =
  9. 9.10% as a decimal =
  10. 10.0.1 as a percent =
  11. 11.9/10 as a percent =
  12. 12.75% as a decimal =
  13. 13.0.8 as a percent =
  14. 14.1/2 as a percent =
  15. 15.10% as a decimal =
  16. 16.65% as a decimal =
  17. 17.13/20 as a percent =
  18. 18.Which fraction is 0.7? (a) 7/10 (b) 7/20 (c) 17/20 (d) 1/8
  19. 19.3/20 as a percent =
  20. 20.0.375 as a percent =
  21. 21.1/2 as a percent =
  22. 22.17/20 as a percent =
  23. 23.0.15 as a percent =
  24. 24.0.7 as a percent =
  25. 25.95% as a decimal =
  26. 26.0.5 as a percent =
  27. 27.0.9 as a percent =
  28. 28.50% as a decimal =
  29. 29.3/4 as a percent =
  30. 30.Which fraction is 87.5%? (a) 3/8 (b) 5/8 (c) 1/8 (d) 7/8
  31. 31.35% as a decimal =
  32. 32.1/8 as a percent =
  33. 33.0.65 as a percent =
  34. 34.95% as a decimal =
  35. 35.1/8 as a percent =
  36. 36.5% as a decimal =
  37. 37.3/8 as a percent =
  38. 38.0.25 as a percent =
  39. 39.2/5 as a percent =
  40. 40.50% as a decimal =

Answer key

  1. 1/10
  2. 55
  3. 3/5
  4. 15
  5. 10
  6. 75
  7. 45
  8. 30
  9. 0.1
  10. 10
  11. 90
  12. 0.75
  13. 80
  14. 50
  15. 0.1
  16. 0.65
  17. 65
  18. 7/10
  19. 15
  20. 37.5
  21. 50
  22. 85
  23. 15
  24. 70
  25. 0.95
  26. 50
  27. 90
  28. 0.5
  29. 75
  30. 7/8
  31. 0.35
  32. 12.5
  33. 65
  34. 0.95
  35. 12.5
  36. 0.05
  37. 37.5
  38. 25
  39. 40
  40. 0.5

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