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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 308 · 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. 1.1/2 as a percent =
  2. 2.Which fraction is 90%? (a) 3/10 (b) 9/10 (c) 3/20 (d) 3/4
  3. 3.1/5 as a percent =
  4. 4.Which fraction is 0.65? (a) 3/20 (b) 13/20 (c) 9/20 (d) 7/20
  5. 5.1/20 as a percent =
  6. 6.7/10 as a percent =
  7. 7.19/20 as a percent =
  8. 8.0.05 as a percent =
  9. 9.5/8 as a percent =
  10. 10.9/20 as a percent =
  11. 11.Which fraction is 0.95? (a) 7/10 (b) 19/20 (c) 5/8 (d) 1/2
  12. 12.40% as a decimal =
  13. 13.4/5 as a percent =
  14. 14.0.35 as a percent =
  15. 15.9/10 as a percent =
  16. 16.Which fraction is 87.5%? (a) 7/8 (b) 1/8 (c) 2/5 (d) 3/20
  17. 17.0.55 as a percent =
  18. 18.0.2 as a percent =
  19. 19.7/8 as a percent =
  20. 20.Which fraction is 0.1? (a) 1/4 (b) 1/10 (c) 1/2 (d) 9/20
  21. 21.1/10 as a percent =
  22. 22.Which fraction is 0.85? (a) 1/5 (b) 5/8 (c) 3/5 (d) 17/20
  23. 23.Which fraction is 12.5%? (a) 3/5 (b) 1/8 (c) 11/20 (d) 1/20
  24. 24.9/10 as a percent =
  25. 25.19/20 as a percent =
  26. 26.13/20 as a percent =
  27. 27.3/5 as a percent =
  28. 28.0.75 as a percent =
  29. 29.3/10 as a percent =
  30. 30.Which fraction is 12.5%? (a) 11/20 (b) 9/20 (c) 1/8 (d) 19/20
  31. 31.9/20 as a percent =
  32. 32.1/5 as a percent =
  33. 33.90% as a decimal =
  34. 34.70% as a decimal =
  35. 35.7/10 as a percent =
  36. 36.Which fraction is 25%? (a) 7/20 (b) 1/4 (c) 7/10 (d) 1/2
  37. 37.0.35 as a percent =
  38. 38.60% as a decimal =
  39. 39.1/20 as a percent =
  40. 40.0.45 as a percent =

Answer key

  1. 50
  2. 9/10
  3. 20
  4. 13/20
  5. 5
  6. 70
  7. 95
  8. 5
  9. 62.5
  10. 45
  11. 19/20
  12. 0.4
  13. 80
  14. 35
  15. 90
  16. 7/8
  17. 55
  18. 20
  19. 87.5
  20. 1/10
  21. 10
  22. 17/20
  23. 1/8
  24. 90
  25. 95
  26. 65
  27. 60
  28. 75
  29. 30
  30. 1/8
  31. 45
  32. 20
  33. 0.9
  34. 0.7
  35. 70
  36. 1/4
  37. 35
  38. 0.6
  39. 5
  40. 45

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