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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 438 · 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.Which fraction is 80%? (a) 3/20 (b) 3/10 (c) 4/5 (d) 1/20
  2. 2.0.7 as a percent =
  3. 3.30% as a decimal =
  4. 4.9/10 as a percent =
  5. 5.1/10 as a percent =
  6. 6.Which fraction is 0.25? (a) 1/20 (b) 19/20 (c) 1/4 (d) 3/20
  7. 7.0.45 as a percent =
  8. 8.Which fraction is 12.5%? (a) 17/20 (b) 1/8 (c) 1/4 (d) 3/4
  9. 9.Which fraction is 25%? (a) 1/20 (b) 1/4 (c) 1/8 (d) 4/5
  10. 10.30% as a decimal =
  11. 11.65% as a decimal =
  12. 12.3/5 as a percent =
  13. 13.7/8 as a percent =
  14. 14.0.5 as a percent =
  15. 15.Which fraction is 87.5%? (a) 7/8 (b) 1/4 (c) 1/5 (d) 7/20
  16. 16.0.65 as a percent =
  17. 17.0.2 as a percent =
  18. 18.75% as a decimal =
  19. 19.1/5 as a percent =
  20. 20.0.125 as a percent =
  21. 21.Which fraction is 0.95? (a) 7/20 (b) 19/20 (c) 11/20 (d) 1/8
  22. 22.1/5 as a percent =
  23. 23.0.375 as a percent =
  24. 24.0.875 as a percent =
  25. 25.17/20 as a percent =
  26. 26.Which fraction is 15%? (a) 1/5 (b) 1/20 (c) 3/20 (d) 7/10
  27. 27.Which fraction is 15%? (a) 1/5 (b) 3/4 (c) 7/10 (d) 3/20
  28. 28.0.85 as a percent =
  29. 29.0.125 as a percent =
  30. 30.12.5% as a decimal =
  31. 31.1/5 as a percent =
  32. 32.0.4 as a percent =
  33. 33.Which fraction is 12.5%? (a) 1/8 (b) 19/20 (c) 1/20 (d) 9/10
  34. 34.9/10 as a percent =
  35. 35.2/5 as a percent =
  36. 36.0.9 as a percent =
  37. 37.Which fraction is 65%? (a) 3/10 (b) 1/8 (c) 4/5 (d) 13/20
  38. 38.Which fraction is 15%? (a) 1/2 (b) 7/20 (c) 13/20 (d) 3/20
  39. 39.0.8 as a percent =
  40. 40.7/10 as a percent =

Answer key

  1. 4/5
  2. 70
  3. 0.3
  4. 90
  5. 10
  6. 1/4
  7. 45
  8. 1/8
  9. 1/4
  10. 0.3
  11. 0.65
  12. 60
  13. 87.5
  14. 50
  15. 7/8
  16. 65
  17. 20
  18. 0.75
  19. 20
  20. 12.5
  21. 19/20
  22. 20
  23. 37.5
  24. 87.5
  25. 85
  26. 3/20
  27. 3/20
  28. 85
  29. 12.5
  30. 0.125
  31. 20
  32. 40
  33. 1/8
  34. 90
  35. 40
  36. 90
  37. 13/20
  38. 3/20
  39. 80
  40. 70

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