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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 295 · 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. 1.80% as a decimal =
  2. 2.30% as a decimal =
  3. 3.Which fraction is 0.55? (a) 1/20 (b) 7/10 (c) 11/20 (d) 3/10
  4. 4.65% as a decimal =
  5. 5.0.2 as a percent =
  6. 6.3/20 as a percent =
  7. 7.17/20 as a percent =
  8. 8.7/8 as a percent =
  9. 9.1/2 as a percent =
  10. 10.10% as a decimal =
  11. 11.50% as a decimal =
  12. 12.3/4 as a percent =
  13. 13.40% as a decimal =
  14. 14.Which fraction is 35%? (a) 7/8 (b) 1/20 (c) 11/20 (d) 7/20
  15. 15.3/10 as a percent =
  16. 16.0.15 as a percent =
  17. 17.0.15 as a percent =
  18. 18.Which fraction is 0.875? (a) 3/5 (b) 19/20 (c) 3/4 (d) 7/8
  19. 19.3/5 as a percent =
  20. 20.1/4 as a percent =
  21. 21.Which fraction is 0.05? (a) 19/20 (b) 1/4 (c) 9/10 (d) 1/20
  22. 22.0.5 as a percent =
  23. 23.19/20 as a percent =
  24. 24.7/10 as a percent =
  25. 25.0.25 as a percent =
  26. 26.Which fraction is 40%? (a) 4/5 (b) 9/10 (c) 1/2 (d) 2/5
  27. 27.0.05 as a percent =
  28. 28.0.125 as a percent =
  29. 29.Which fraction is 60%? (a) 3/10 (b) 1/20 (c) 9/20 (d) 3/5
  30. 30.70% as a decimal =
  31. 31.3/8 as a percent =
  32. 32.0.8 as a percent =
  33. 33.Which fraction is 80%? (a) 7/10 (b) 5/8 (c) 3/5 (d) 4/5
  34. 34.0.85 as a percent =
  35. 35.9/20 as a percent =
  36. 36.20% as a decimal =
  37. 37.1/20 as a percent =
  38. 38.10% as a decimal =
  39. 39.0.4 as a percent =
  40. 40.1/2 as a percent =

Answer key

  1. 0.8
  2. 0.3
  3. 11/20
  4. 0.65
  5. 20
  6. 15
  7. 85
  8. 87.5
  9. 50
  10. 0.1
  11. 0.5
  12. 75
  13. 0.4
  14. 7/20
  15. 30
  16. 15
  17. 15
  18. 7/8
  19. 60
  20. 25
  21. 1/20
  22. 50
  23. 95
  24. 70
  25. 25
  26. 2/5
  27. 5
  28. 12.5
  29. 3/5
  30. 0.7
  31. 37.5
  32. 80
  33. 4/5
  34. 85
  35. 45
  36. 0.2
  37. 5
  38. 0.1
  39. 40
  40. 50

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