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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 599 · 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. 1.75% as a decimal =
  2. 2.0.35 as a percent =
  3. 3.Which fraction is 0.35? (a) 9/20 (b) 1/10 (c) 3/20 (d) 7/20
  4. 4.17/20 as a percent =
  5. 5.4/5 as a percent =
  6. 6.3/8 as a percent =
  7. 7.Which fraction is 0.25? (a) 1/4 (b) 2/5 (c) 7/10 (d) 9/20
  8. 8.30% as a decimal =
  9. 9.3/20 as a percent =
  10. 10.2/5 as a percent =
  11. 11.3/4 as a percent =
  12. 12.95% as a decimal =
  13. 13.3/4 as a percent =
  14. 14.13/20 as a percent =
  15. 15.1/10 as a percent =
  16. 16.3/20 as a percent =
  17. 17.Which fraction is 0.15? (a) 1/10 (b) 7/8 (c) 3/20 (d) 3/5
  18. 18.7/20 as a percent =
  19. 19.0.1 as a percent =
  20. 20.Which fraction is 12.5%? (a) 1/20 (b) 1/8 (c) 1/4 (d) 3/20
  21. 21.1/20 as a percent =
  22. 22.7/20 as a percent =
  23. 23.0.2 as a percent =
  24. 24.9/20 as a percent =
  25. 25.Which fraction is 87.5%? (a) 3/10 (b) 3/4 (c) 19/20 (d) 7/8
  26. 26.3/8 as a percent =
  27. 27.70% as a decimal =
  28. 28.25% as a decimal =
  29. 29.13/20 as a percent =
  30. 30.70% as a decimal =
  31. 31.0.875 as a percent =
  32. 32.0.5 as a percent =
  33. 33.13/20 as a percent =
  34. 34.7/20 as a percent =
  35. 35.Which fraction is 0.45? (a) 3/20 (b) 1/2 (c) 9/20 (d) 17/20
  36. 36.5/8 as a percent =
  37. 37.0.875 as a percent =
  38. 38.9/20 as a percent =
  39. 39.Which fraction is 0.2? (a) 7/10 (b) 1/8 (c) 1/5 (d) 1/2
  40. 40.0.85 as a percent =

Answer key

  1. 0.75
  2. 35
  3. 7/20
  4. 85
  5. 80
  6. 37.5
  7. 1/4
  8. 0.3
  9. 15
  10. 40
  11. 75
  12. 0.95
  13. 75
  14. 65
  15. 10
  16. 15
  17. 3/20
  18. 35
  19. 10
  20. 1/8
  21. 5
  22. 35
  23. 20
  24. 45
  25. 7/8
  26. 37.5
  27. 0.7
  28. 0.25
  29. 65
  30. 0.7
  31. 87.5
  32. 50
  33. 65
  34. 35
  35. 9/20
  36. 62.5
  37. 87.5
  38. 45
  39. 1/5
  40. 85

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