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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 118 · 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. 1.15% as a decimal =
  2. 2.5/8 as a percent =
  3. 3.75% as a decimal =
  4. 4.Which fraction is 25%? (a) 7/10 (b) 9/20 (c) 1/4 (d) 1/2
  5. 5.60% as a decimal =
  6. 6.Which fraction is 65%? (a) 7/8 (b) 19/20 (c) 13/20 (d) 9/10
  7. 7.3/10 as a percent =
  8. 8.3/4 as a percent =
  9. 9.0.15 as a percent =
  10. 10.85% as a decimal =
  11. 11.Which fraction is 0.65? (a) 1/2 (b) 5/8 (c) 4/5 (d) 13/20
  12. 12.17/20 as a percent =
  13. 13.62.5% as a decimal =
  14. 14.7/20 as a percent =
  15. 15.Which fraction is 60%? (a) 1/5 (b) 1/4 (c) 1/2 (d) 3/5
  16. 16.80% as a decimal =
  17. 17.0.125 as a percent =
  18. 18.Which fraction is 85%? (a) 1/5 (b) 7/10 (c) 17/20 (d) 7/8
  19. 19.0.6 as a percent =
  20. 20.20% as a decimal =
  21. 21.15% as a decimal =
  22. 22.1/10 as a percent =
  23. 23.15% as a decimal =
  24. 24.Which fraction is 45%? (a) 7/8 (b) 9/20 (c) 2/5 (d) 3/4
  25. 25.0.375 as a percent =
  26. 26.0.65 as a percent =
  27. 27.3/20 as a percent =
  28. 28.0.6 as a percent =
  29. 29.Which fraction is 35%? (a) 3/20 (b) 7/20 (c) 11/20 (d) 1/5
  30. 30.5% as a decimal =
  31. 31.65% as a decimal =
  32. 32.1/4 as a percent =
  33. 33.65% as a decimal =
  34. 34.Which fraction is 0.3? (a) 7/20 (b) 3/10 (c) 3/8 (d) 4/5
  35. 35.3/8 as a percent =
  36. 36.Which fraction is 0.875? (a) 17/20 (b) 1/5 (c) 4/5 (d) 7/8
  37. 37.7/10 as a percent =
  38. 38.3/8 as a percent =
  39. 39.2/5 as a percent =
  40. 40.1/2 as a percent =

Answer key

  1. 0.15
  2. 62.5
  3. 0.75
  4. 1/4
  5. 0.6
  6. 13/20
  7. 30
  8. 75
  9. 15
  10. 0.85
  11. 13/20
  12. 85
  13. 0.625
  14. 35
  15. 3/5
  16. 0.8
  17. 12.5
  18. 17/20
  19. 60
  20. 0.2
  21. 0.15
  22. 10
  23. 0.15
  24. 9/20
  25. 37.5
  26. 65
  27. 15
  28. 60
  29. 7/20
  30. 0.05
  31. 0.65
  32. 25
  33. 0.65
  34. 3/10
  35. 37.5
  36. 7/8
  37. 70
  38. 37.5
  39. 40
  40. 50

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