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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 568 · 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. 1.90% as a decimal =
  2. 2.Which fraction is 0.4? (a) 7/8 (b) 2/5 (c) 3/5 (d) 3/20
  3. 3.17/20 as a percent =
  4. 4.0.75 as a percent =
  5. 5.Which fraction is 0.05? (a) 1/20 (b) 9/10 (c) 1/5 (d) 3/5
  6. 6.0.95 as a percent =
  7. 7.0.45 as a percent =
  8. 8.7/20 as a percent =
  9. 9.3/20 as a percent =
  10. 10.87.5% as a decimal =
  11. 11.3/4 as a percent =
  12. 12.87.5% as a decimal =
  13. 13.0.1 as a percent =
  14. 14.12.5% as a decimal =
  15. 15.3/10 as a percent =
  16. 16.0.3 as a percent =
  17. 17.60% as a decimal =
  18. 18.3/4 as a percent =
  19. 19.3/20 as a percent =
  20. 20.1/8 as a percent =
  21. 21.10% as a decimal =
  22. 22.11/20 as a percent =
  23. 23.0.4 as a percent =
  24. 24.0.35 as a percent =
  25. 25.2/5 as a percent =
  26. 26.0.45 as a percent =
  27. 27.7/20 as a percent =
  28. 28.13/20 as a percent =
  29. 29.Which fraction is 60%? (a) 7/8 (b) 1/10 (c) 3/5 (d) 5/8
  30. 30.Which fraction is 0.75? (a) 1/10 (b) 3/4 (c) 4/5 (d) 1/20
  31. 31.Which fraction is 15%? (a) 4/5 (b) 3/20 (c) 7/20 (d) 3/10
  32. 32.0.1 as a percent =
  33. 33.0.625 as a percent =
  34. 34.7/8 as a percent =
  35. 35.9/20 as a percent =
  36. 36.1/20 as a percent =
  37. 37.0.6 as a percent =
  38. 38.7/8 as a percent =
  39. 39.Which fraction is 95%? (a) 2/5 (b) 19/20 (c) 3/5 (d) 9/20
  40. 40.70% as a decimal =

Answer key

  1. 0.9
  2. 2/5
  3. 85
  4. 75
  5. 1/20
  6. 95
  7. 45
  8. 35
  9. 15
  10. 0.875
  11. 75
  12. 0.875
  13. 10
  14. 0.125
  15. 30
  16. 30
  17. 0.6
  18. 75
  19. 15
  20. 12.5
  21. 0.1
  22. 55
  23. 40
  24. 35
  25. 40
  26. 45
  27. 35
  28. 65
  29. 3/5
  30. 3/4
  31. 3/20
  32. 10
  33. 62.5
  34. 87.5
  35. 45
  36. 5
  37. 60
  38. 87.5
  39. 19/20
  40. 0.7

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