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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 344 · 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. 1.0.1 as a percent =
  2. 2.0.375 as a percent =
  3. 3.40% as a decimal =
  4. 4.9/10 as a percent =
  5. 5.2/5 as a percent =
  6. 6.75% as a decimal =
  7. 7.7/10 as a percent =
  8. 8.17/20 as a percent =
  9. 9.65% as a decimal =
  10. 10.Which fraction is 35%? (a) 3/8 (b) 11/20 (c) 7/20 (d) 1/10
  11. 11.25% as a decimal =
  12. 12.Which fraction is 0.15? (a) 3/8 (b) 7/20 (c) 3/20 (d) 17/20
  13. 13.5/8 as a percent =
  14. 14.7/20 as a percent =
  15. 15.1/5 as a percent =
  16. 16.1/5 as a percent =
  17. 17.60% as a decimal =
  18. 18.3/10 as a percent =
  19. 19.5% as a decimal =
  20. 20.5/8 as a percent =
  21. 21.1/20 as a percent =
  22. 22.Which fraction is 0.2? (a) 7/10 (b) 3/4 (c) 1/5 (d) 2/5
  23. 23.0.375 as a percent =
  24. 24.19/20 as a percent =
  25. 25.62.5% as a decimal =
  26. 26.0.7 as a percent =
  27. 27.1/4 as a percent =
  28. 28.0.25 as a percent =
  29. 29.Which fraction is 40%? (a) 1/2 (b) 9/10 (c) 1/4 (d) 2/5
  30. 30.0.4 as a percent =
  31. 31.0.4 as a percent =
  32. 32.7/20 as a percent =
  33. 33.55% as a decimal =
  34. 34.Which fraction is 0.3? (a) 3/10 (b) 2/5 (c) 1/8 (d) 19/20
  35. 35.3/4 as a percent =
  36. 36.Which fraction is 0.1? (a) 1/2 (b) 2/5 (c) 1/10 (d) 4/5
  37. 37.0.5 as a percent =
  38. 38.Which fraction is 0.35? (a) 1/10 (b) 3/5 (c) 7/20 (d) 3/8
  39. 39.Which fraction is 5%? (a) 1/8 (b) 3/20 (c) 9/20 (d) 1/20
  40. 40.0.1 as a percent =

Answer key

  1. 10
  2. 37.5
  3. 0.4
  4. 90
  5. 40
  6. 0.75
  7. 70
  8. 85
  9. 0.65
  10. 7/20
  11. 0.25
  12. 3/20
  13. 62.5
  14. 35
  15. 20
  16. 20
  17. 0.6
  18. 30
  19. 0.05
  20. 62.5
  21. 5
  22. 1/5
  23. 37.5
  24. 95
  25. 0.625
  26. 70
  27. 25
  28. 25
  29. 2/5
  30. 40
  31. 40
  32. 35
  33. 0.55
  34. 3/10
  35. 75
  36. 1/10
  37. 50
  38. 7/20
  39. 1/20
  40. 10

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