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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 330 · 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. 1.30% as a decimal =
  2. 2.0.1 as a percent =
  3. 3.Which fraction is 60%? (a) 3/4 (b) 1/8 (c) 3/5 (d) 1/4
  4. 4.10% as a decimal =
  5. 5.Which fraction is 0.25? (a) 7/20 (b) 5/8 (c) 13/20 (d) 1/4
  6. 6.55% as a decimal =
  7. 7.3/8 as a percent =
  8. 8.3/8 as a percent =
  9. 9.9/10 as a percent =
  10. 10.Which fraction is 0.55? (a) 11/20 (b) 1/2 (c) 7/8 (d) 13/20
  11. 11.5% as a decimal =
  12. 12.13/20 as a percent =
  13. 13.0.125 as a percent =
  14. 14.3/5 as a percent =
  15. 15.0.8 as a percent =
  16. 16.90% as a decimal =
  17. 17.25% as a decimal =
  18. 18.60% as a decimal =
  19. 19.0.7 as a percent =
  20. 20.1/4 as a percent =
  21. 21.30% as a decimal =
  22. 22.0.1 as a percent =
  23. 23.Which fraction is 87.5%? (a) 11/20 (b) 2/5 (c) 3/5 (d) 7/8
  24. 24.70% as a decimal =
  25. 25.Which fraction is 0.1? (a) 9/20 (b) 5/8 (c) 3/8 (d) 1/10
  26. 26.0.3 as a percent =
  27. 27.Which fraction is 90%? (a) 9/10 (b) 1/4 (c) 9/20 (d) 5/8
  28. 28.Which fraction is 0.5? (a) 1/2 (b) 1/10 (c) 2/5 (d) 7/10
  29. 29.1/4 as a percent =
  30. 30.0.5 as a percent =
  31. 31.5% as a decimal =
  32. 32.2/5 as a percent =
  33. 33.Which fraction is 50%? (a) 7/20 (b) 7/8 (c) 9/20 (d) 1/2
  34. 34.60% as a decimal =
  35. 35.0.9 as a percent =
  36. 36.0.75 as a percent =
  37. 37.60% as a decimal =
  38. 38.Which fraction is 87.5%? (a) 7/20 (b) 7/8 (c) 3/20 (d) 9/20
  39. 39.Which fraction is 70%? (a) 1/20 (b) 3/5 (c) 3/4 (d) 7/10
  40. 40.0.65 as a percent =

Answer key

  1. 0.3
  2. 10
  3. 3/5
  4. 0.1
  5. 1/4
  6. 0.55
  7. 37.5
  8. 37.5
  9. 90
  10. 11/20
  11. 0.05
  12. 65
  13. 12.5
  14. 60
  15. 80
  16. 0.9
  17. 0.25
  18. 0.6
  19. 70
  20. 25
  21. 0.3
  22. 10
  23. 7/8
  24. 0.7
  25. 1/10
  26. 30
  27. 9/10
  28. 1/2
  29. 25
  30. 50
  31. 0.05
  32. 40
  33. 1/2
  34. 0.6
  35. 90
  36. 75
  37. 0.6
  38. 7/8
  39. 7/10
  40. 65

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