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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 727 · 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. 1.3/5 as a percent =
  2. 2.11/20 as a percent =
  3. 3.Which fraction is 95%? (a) 19/20 (b) 3/20 (c) 3/5 (d) 9/20
  4. 4.1/2 as a percent =
  5. 5.Which fraction is 30%? (a) 4/5 (b) 3/10 (c) 1/8 (d) 3/5
  6. 6.Which fraction is 0.45? (a) 7/10 (b) 1/20 (c) 9/20 (d) 1/10
  7. 7.7/20 as a percent =
  8. 8.Which fraction is 0.05? (a) 1/8 (b) 1/2 (c) 1/20 (d) 3/10
  9. 9.0.1 as a percent =
  10. 10.0.85 as a percent =
  11. 11.Which fraction is 45%? (a) 13/20 (b) 1/4 (c) 7/8 (d) 9/20
  12. 12.Which fraction is 37.5%? (a) 5/8 (b) 3/8 (c) 1/10 (d) 1/2
  13. 13.0.25 as a percent =
  14. 14.0.95 as a percent =
  15. 15.3/5 as a percent =
  16. 16.7/20 as a percent =
  17. 17.9/10 as a percent =
  18. 18.0.05 as a percent =
  19. 19.5% as a decimal =
  20. 20.Which fraction is 75%? (a) 17/20 (b) 3/4 (c) 2/5 (d) 1/2
  21. 21.13/20 as a percent =
  22. 22.3/20 as a percent =
  23. 23.Which fraction is 0.8? (a) 17/20 (b) 4/5 (c) 1/10 (d) 1/8
  24. 24.75% as a decimal =
  25. 25.0.875 as a percent =
  26. 26.0.1 as a percent =
  27. 27.Which fraction is 0.4? (a) 1/4 (b) 2/5 (c) 1/5 (d) 9/10
  28. 28.13/20 as a percent =
  29. 29.Which fraction is 0.45? (a) 9/20 (b) 4/5 (c) 3/5 (d) 19/20
  30. 30.1/20 as a percent =
  31. 31.2/5 as a percent =
  32. 32.9/10 as a percent =
  33. 33.75% as a decimal =
  34. 34.9/10 as a percent =
  35. 35.Which fraction is 5%? (a) 2/5 (b) 1/10 (c) 1/8 (d) 1/20
  36. 36.1/20 as a percent =
  37. 37.0.375 as a percent =
  38. 38.1/8 as a percent =
  39. 39.17/20 as a percent =
  40. 40.0.15 as a percent =

Answer key

  1. 60
  2. 55
  3. 19/20
  4. 50
  5. 3/10
  6. 9/20
  7. 35
  8. 1/20
  9. 10
  10. 85
  11. 9/20
  12. 3/8
  13. 25
  14. 95
  15. 60
  16. 35
  17. 90
  18. 5
  19. 0.05
  20. 3/4
  21. 65
  22. 15
  23. 4/5
  24. 0.75
  25. 87.5
  26. 10
  27. 2/5
  28. 65
  29. 9/20
  30. 5
  31. 40
  32. 90
  33. 0.75
  34. 90
  35. 1/20
  36. 5
  37. 37.5
  38. 12.5
  39. 85
  40. 15

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