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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 406 · 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 95%? (a) 9/20 (b) 9/10 (c) 11/20 (d) 19/20
  2. 2.80% as a decimal =
  3. 3.1/4 as a percent =
  4. 4.Which fraction is 0.875? (a) 9/10 (b) 1/20 (c) 7/8 (d) 7/20
  5. 5.4/5 as a percent =
  6. 6.70% as a decimal =
  7. 7.1/8 as a percent =
  8. 8.Which fraction is 0.55? (a) 11/20 (b) 13/20 (c) 1/4 (d) 1/20
  9. 9.Which fraction is 0.15? (a) 3/5 (b) 3/10 (c) 3/20 (d) 9/20
  10. 10.75% as a decimal =
  11. 11.Which fraction is 85%? (a) 3/10 (b) 17/20 (c) 7/8 (d) 1/8
  12. 12.5/8 as a percent =
  13. 13.0.65 as a percent =
  14. 14.Which fraction is 0.05? (a) 1/20 (b) 4/5 (c) 9/20 (d) 1/10
  15. 15.1/10 as a percent =
  16. 16.9/10 as a percent =
  17. 17.Which fraction is 0.1? (a) 7/20 (b) 17/20 (c) 1/10 (d) 11/20
  18. 18.3/4 as a percent =
  19. 19.0.5 as a percent =
  20. 20.Which fraction is 15%? (a) 17/20 (b) 3/20 (c) 5/8 (d) 1/2
  21. 21.Which fraction is 35%? (a) 11/20 (b) 3/4 (c) 7/20 (d) 13/20
  22. 22.3/8 as a percent =
  23. 23.4/5 as a percent =
  24. 24.11/20 as a percent =
  25. 25.20% as a decimal =
  26. 26.10% as a decimal =
  27. 27.55% as a decimal =
  28. 28.1/20 as a percent =
  29. 29.1/2 as a percent =
  30. 30.0.4 as a percent =
  31. 31.1/5 as a percent =
  32. 32.4/5 as a percent =
  33. 33.Which fraction is 0.65? (a) 1/8 (b) 13/20 (c) 7/20 (d) 1/10
  34. 34.0.625 as a percent =
  35. 35.90% as a decimal =
  36. 36.90% as a decimal =
  37. 37.7/8 as a percent =
  38. 38.1/5 as a percent =
  39. 39.2/5 as a percent =
  40. 40.1/10 as a percent =

Answer key

  1. 19/20
  2. 0.8
  3. 25
  4. 7/8
  5. 80
  6. 0.7
  7. 12.5
  8. 11/20
  9. 3/20
  10. 0.75
  11. 17/20
  12. 62.5
  13. 65
  14. 1/20
  15. 10
  16. 90
  17. 1/10
  18. 75
  19. 50
  20. 3/20
  21. 7/20
  22. 37.5
  23. 80
  24. 55
  25. 0.2
  26. 0.1
  27. 0.55
  28. 5
  29. 50
  30. 40
  31. 20
  32. 80
  33. 13/20
  34. 62.5
  35. 0.9
  36. 0.9
  37. 87.5
  38. 20
  39. 40
  40. 10

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