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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 356 · 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. 1.70% as a decimal =
  2. 2.11/20 as a percent =
  3. 3.75% as a decimal =
  4. 4.0.875 as a percent =
  5. 5.Which fraction is 0.2? (a) 1/4 (b) 1/5 (c) 1/10 (d) 4/5
  6. 6.95% as a decimal =
  7. 7.7/10 as a percent =
  8. 8.Which fraction is 0.4? (a) 1/10 (b) 3/5 (c) 13/20 (d) 2/5
  9. 9.30% as a decimal =
  10. 10.0.65 as a percent =
  11. 11.Which fraction is 50%? (a) 13/20 (b) 1/5 (c) 1/2 (d) 5/8
  12. 12.12.5% as a decimal =
  13. 13.Which fraction is 0.7? (a) 1/10 (b) 7/10 (c) 3/5 (d) 3/4
  14. 14.0.75 as a percent =
  15. 15.Which fraction is 0.1? (a) 1/10 (b) 19/20 (c) 7/10 (d) 3/5
  16. 16.1/4 as a percent =
  17. 17.0.15 as a percent =
  18. 18.10% as a decimal =
  19. 19.Which fraction is 85%? (a) 3/5 (b) 3/10 (c) 17/20 (d) 19/20
  20. 20.0.875 as a percent =
  21. 21.0.25 as a percent =
  22. 22.0.3 as a percent =
  23. 23.30% as a decimal =
  24. 24.37.5% as a decimal =
  25. 25.7/20 as a percent =
  26. 26.Which fraction is 0.1? (a) 1/10 (b) 3/5 (c) 7/20 (d) 1/5
  27. 27.9/10 as a percent =
  28. 28.Which fraction is 0.625? (a) 7/10 (b) 5/8 (c) 1/2 (d) 3/4
  29. 29.0.125 as a percent =
  30. 30.0.6 as a percent =
  31. 31.Which fraction is 62.5%? (a) 3/10 (b) 11/20 (c) 5/8 (d) 3/5
  32. 32.3/5 as a percent =
  33. 33.3/5 as a percent =
  34. 34.Which fraction is 0.1? (a) 2/5 (b) 7/8 (c) 4/5 (d) 1/10
  35. 35.2/5 as a percent =
  36. 36.Which fraction is 25%? (a) 3/5 (b) 1/4 (c) 19/20 (d) 1/10
  37. 37.4/5 as a percent =
  38. 38.Which fraction is 0.625? (a) 1/2 (b) 5/8 (c) 11/20 (d) 9/10
  39. 39.2/5 as a percent =
  40. 40.Which fraction is 95%? (a) 9/10 (b) 19/20 (c) 1/10 (d) 17/20

Answer key

  1. 0.7
  2. 55
  3. 0.75
  4. 87.5
  5. 1/5
  6. 0.95
  7. 70
  8. 2/5
  9. 0.3
  10. 65
  11. 1/2
  12. 0.125
  13. 7/10
  14. 75
  15. 1/10
  16. 25
  17. 15
  18. 0.1
  19. 17/20
  20. 87.5
  21. 25
  22. 30
  23. 0.3
  24. 0.375
  25. 35
  26. 1/10
  27. 90
  28. 5/8
  29. 12.5
  30. 60
  31. 5/8
  32. 60
  33. 60
  34. 1/10
  35. 40
  36. 1/4
  37. 80
  38. 5/8
  39. 40
  40. 19/20

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