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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 108 · 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. 1.0.5 as a percent =
  2. 2.7/20 as a percent =
  3. 3.Which fraction is 0.6? (a) 2/5 (b) 3/20 (c) 3/5 (d) 1/2
  4. 4.25% as a decimal =
  5. 5.3/4 as a percent =
  6. 6.Which fraction is 0.1? (a) 1/2 (b) 1/10 (c) 13/20 (d) 3/5
  7. 7.0.35 as a percent =
  8. 8.10% as a decimal =
  9. 9.1/5 as a percent =
  10. 10.Which fraction is 0.35? (a) 3/8 (b) 7/20 (c) 17/20 (d) 13/20
  11. 11.17/20 as a percent =
  12. 12.Which fraction is 95%? (a) 7/10 (b) 13/20 (c) 19/20 (d) 2/5
  13. 13.19/20 as a percent =
  14. 14.0.55 as a percent =
  15. 15.11/20 as a percent =
  16. 16.Which fraction is 0.05? (a) 1/20 (b) 1/8 (c) 7/10 (d) 3/4
  17. 17.Which fraction is 0.625? (a) 2/5 (b) 7/8 (c) 5/8 (d) 13/20
  18. 18.Which fraction is 60%? (a) 1/10 (b) 9/20 (c) 7/10 (d) 3/5
  19. 19.40% as a decimal =
  20. 20.0.5 as a percent =
  21. 21.0.95 as a percent =
  22. 22.3/10 as a percent =
  23. 23.13/20 as a percent =
  24. 24.60% as a decimal =
  25. 25.Which fraction is 0.875? (a) 7/10 (b) 1/5 (c) 1/4 (d) 7/8
  26. 26.7/8 as a percent =
  27. 27.1/10 as a percent =
  28. 28.90% as a decimal =
  29. 29.Which fraction is 0.9? (a) 3/10 (b) 9/20 (c) 9/10 (d) 1/8
  30. 30.Which fraction is 0.875? (a) 11/20 (b) 3/4 (c) 1/2 (d) 7/8
  31. 31.25% as a decimal =
  32. 32.Which fraction is 20%? (a) 3/5 (b) 1/10 (c) 19/20 (d) 1/5
  33. 33.1/2 as a percent =
  34. 34.3/4 as a percent =
  35. 35.Which fraction is 90%? (a) 9/10 (b) 3/20 (c) 1/10 (d) 1/4
  36. 36.0.5 as a percent =
  37. 37.7/20 as a percent =
  38. 38.70% as a decimal =
  39. 39.62.5% as a decimal =
  40. 40.1/2 as a percent =

Answer key

  1. 50
  2. 35
  3. 3/5
  4. 0.25
  5. 75
  6. 1/10
  7. 35
  8. 0.1
  9. 20
  10. 7/20
  11. 85
  12. 19/20
  13. 95
  14. 55
  15. 55
  16. 1/20
  17. 5/8
  18. 3/5
  19. 0.4
  20. 50
  21. 95
  22. 30
  23. 65
  24. 0.6
  25. 7/8
  26. 87.5
  27. 10
  28. 0.9
  29. 9/10
  30. 7/8
  31. 0.25
  32. 1/5
  33. 50
  34. 75
  35. 9/10
  36. 50
  37. 35
  38. 0.7
  39. 0.625
  40. 50

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