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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 346 · 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. 1.5% as a decimal =
  2. 2.90% as a decimal =
  3. 3.2/5 as a percent =
  4. 4.4/5 as a percent =
  5. 5.1/20 as a percent =
  6. 6.Which fraction is 0.55? (a) 9/20 (b) 7/8 (c) 11/20 (d) 1/2
  7. 7.Which fraction is 25%? (a) 2/5 (b) 3/5 (c) 1/4 (d) 7/10
  8. 8.Which fraction is 30%? (a) 3/4 (b) 3/10 (c) 1/4 (d) 3/8
  9. 9.Which fraction is 90%? (a) 4/5 (b) 9/10 (c) 1/4 (d) 3/20
  10. 10.0.375 as a percent =
  11. 11.0.4 as a percent =
  12. 12.0.8 as a percent =
  13. 13.Which fraction is 40%? (a) 1/4 (b) 2/5 (c) 1/10 (d) 7/20
  14. 14.12.5% as a decimal =
  15. 15.3/4 as a percent =
  16. 16.7/20 as a percent =
  17. 17.Which fraction is 0.65? (a) 13/20 (b) 1/2 (c) 3/20 (d) 3/5
  18. 18.Which fraction is 0.6? (a) 3/5 (b) 1/20 (c) 7/20 (d) 19/20
  19. 19.40% as a decimal =
  20. 20.0.65 as a percent =
  21. 21.11/20 as a percent =
  22. 22.11/20 as a percent =
  23. 23.95% as a decimal =
  24. 24.0.3 as a percent =
  25. 25.Which fraction is 5%? (a) 4/5 (b) 1/20 (c) 19/20 (d) 7/10
  26. 26.1/4 as a percent =
  27. 27.0.6 as a percent =
  28. 28.Which fraction is 50%? (a) 1/2 (b) 4/5 (c) 3/5 (d) 7/20
  29. 29.0.15 as a percent =
  30. 30.30% as a decimal =
  31. 31.3/20 as a percent =
  32. 32.30% as a decimal =
  33. 33.2/5 as a percent =
  34. 34.0.7 as a percent =
  35. 35.17/20 as a percent =
  36. 36.0.1 as a percent =
  37. 37.Which fraction is 60%? (a) 1/5 (b) 3/5 (c) 1/8 (d) 1/4
  38. 38.1/20 as a percent =
  39. 39.5/8 as a percent =
  40. 40.0.625 as a percent =

Answer key

  1. 0.05
  2. 0.9
  3. 40
  4. 80
  5. 5
  6. 11/20
  7. 1/4
  8. 3/10
  9. 9/10
  10. 37.5
  11. 40
  12. 80
  13. 2/5
  14. 0.125
  15. 75
  16. 35
  17. 13/20
  18. 3/5
  19. 0.4
  20. 65
  21. 55
  22. 55
  23. 0.95
  24. 30
  25. 1/20
  26. 25
  27. 60
  28. 1/2
  29. 15
  30. 0.3
  31. 15
  32. 0.3
  33. 40
  34. 70
  35. 85
  36. 10
  37. 3/5
  38. 5
  39. 62.5
  40. 62.5

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