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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 444 · 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. 1.50% as a decimal =
  2. 2.30% as a decimal =
  3. 3.75% as a decimal =
  4. 4.55% as a decimal =
  5. 5.5% as a decimal =
  6. 6.30% as a decimal =
  7. 7.Which fraction is 40%? (a) 3/4 (b) 11/20 (c) 2/5 (d) 4/5
  8. 8.0.95 as a percent =
  9. 9.3/20 as a percent =
  10. 10.0.4 as a percent =
  11. 11.4/5 as a percent =
  12. 12.12.5% as a decimal =
  13. 13.0.75 as a percent =
  14. 14.55% as a decimal =
  15. 15.13/20 as a percent =
  16. 16.0.5 as a percent =
  17. 17.1/8 as a percent =
  18. 18.0.875 as a percent =
  19. 19.0.6 as a percent =
  20. 20.Which fraction is 50%? (a) 1/2 (b) 2/5 (c) 1/5 (d) 1/4
  21. 21.Which fraction is 87.5%? (a) 1/20 (b) 7/8 (c) 19/20 (d) 7/10
  22. 22.85% as a decimal =
  23. 23.Which fraction is 75%? (a) 3/4 (b) 7/20 (c) 13/20 (d) 1/10
  24. 24.Which fraction is 37.5%? (a) 1/20 (b) 3/8 (c) 4/5 (d) 3/20
  25. 25.Which fraction is 75%? (a) 9/20 (b) 7/10 (c) 9/10 (d) 3/4
  26. 26.2/5 as a percent =
  27. 27.0.2 as a percent =
  28. 28.0.15 as a percent =
  29. 29.0.6 as a percent =
  30. 30.0.7 as a percent =
  31. 31.0.65 as a percent =
  32. 32.0.15 as a percent =
  33. 33.1/10 as a percent =
  34. 34.5% as a decimal =
  35. 35.Which fraction is 30%? (a) 1/5 (b) 3/10 (c) 7/20 (d) 4/5
  36. 36.Which fraction is 65%? (a) 13/20 (b) 7/20 (c) 1/10 (d) 1/4
  37. 37.3/20 as a percent =
  38. 38.50% as a decimal =
  39. 39.0.05 as a percent =
  40. 40.5/8 as a percent =

Answer key

  1. 0.5
  2. 0.3
  3. 0.75
  4. 0.55
  5. 0.05
  6. 0.3
  7. 2/5
  8. 95
  9. 15
  10. 40
  11. 80
  12. 0.125
  13. 75
  14. 0.55
  15. 65
  16. 50
  17. 12.5
  18. 87.5
  19. 60
  20. 1/2
  21. 7/8
  22. 0.85
  23. 3/4
  24. 3/8
  25. 3/4
  26. 40
  27. 20
  28. 15
  29. 60
  30. 70
  31. 65
  32. 15
  33. 10
  34. 0.05
  35. 3/10
  36. 13/20
  37. 15
  38. 0.5
  39. 5
  40. 62.5

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