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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 621 · 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 60%? (a) 3/5 (b) 9/10 (c) 1/5 (d) 1/2
  2. 2.1/4 as a percent =
  3. 3.0.5 as a percent =
  4. 4.50% as a decimal =
  5. 5.Which fraction is 50%? (a) 1/20 (b) 7/8 (c) 1/2 (d) 17/20
  6. 6.1/2 as a percent =
  7. 7.Which fraction is 75%? (a) 3/4 (b) 9/10 (c) 13/20 (d) 3/8
  8. 8.0.875 as a percent =
  9. 9.0.5 as a percent =
  10. 10.15% as a decimal =
  11. 11.1/20 as a percent =
  12. 12.55% as a decimal =
  13. 13.1/2 as a percent =
  14. 14.Which fraction is 0.7? (a) 7/10 (b) 1/8 (c) 3/4 (d) 2/5
  15. 15.3/5 as a percent =
  16. 16.1/5 as a percent =
  17. 17.7/20 as a percent =
  18. 18.Which fraction is 40%? (a) 2/5 (b) 13/20 (c) 3/8 (d) 11/20
  19. 19.Which fraction is 12.5%? (a) 1/5 (b) 1/8 (c) 1/2 (d) 7/20
  20. 20.Which fraction is 0.4? (a) 1/5 (b) 2/5 (c) 9/10 (d) 5/8
  21. 21.0.35 as a percent =
  22. 22.0.1 as a percent =
  23. 23.0.75 as a percent =
  24. 24.0.9 as a percent =
  25. 25.75% as a decimal =
  26. 26.10% as a decimal =
  27. 27.25% as a decimal =
  28. 28.Which fraction is 60%? (a) 5/8 (b) 1/8 (c) 3/5 (d) 1/10
  29. 29.0.2 as a percent =
  30. 30.Which fraction is 0.1? (a) 7/8 (b) 9/10 (c) 1/10 (d) 1/8
  31. 31.0.8 as a percent =
  32. 32.0.95 as a percent =
  33. 33.62.5% as a decimal =
  34. 34.0.85 as a percent =
  35. 35.Which fraction is 0.65? (a) 3/4 (b) 13/20 (c) 3/10 (d) 1/5
  36. 36.0.45 as a percent =
  37. 37.15% as a decimal =
  38. 38.0.5 as a percent =
  39. 39.15% as a decimal =
  40. 40.Which fraction is 30%? (a) 19/20 (b) 17/20 (c) 1/10 (d) 3/10

Answer key

  1. 3/5
  2. 25
  3. 50
  4. 0.5
  5. 1/2
  6. 50
  7. 3/4
  8. 87.5
  9. 50
  10. 0.15
  11. 5
  12. 0.55
  13. 50
  14. 7/10
  15. 60
  16. 20
  17. 35
  18. 2/5
  19. 1/8
  20. 2/5
  21. 35
  22. 10
  23. 75
  24. 90
  25. 0.75
  26. 0.1
  27. 0.25
  28. 3/5
  29. 20
  30. 1/10
  31. 80
  32. 95
  33. 0.625
  34. 85
  35. 13/20
  36. 45
  37. 0.15
  38. 50
  39. 0.15
  40. 3/10

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