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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 693 · 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. 1.0.35 as a percent =
  2. 2.3/20 as a percent =
  3. 3.Which fraction is 20%? (a) 1/5 (b) 2/5 (c) 1/8 (d) 5/8
  4. 4.Which fraction is 10%? (a) 1/10 (b) 4/5 (c) 13/20 (d) 3/4
  5. 5.3/20 as a percent =
  6. 6.0.2 as a percent =
  7. 7.17/20 as a percent =
  8. 8.50% as a decimal =
  9. 9.10% as a decimal =
  10. 10.Which fraction is 0.5? (a) 19/20 (b) 3/8 (c) 1/2 (d) 1/4
  11. 11.Which fraction is 0.625? (a) 13/20 (b) 7/8 (c) 9/10 (d) 5/8
  12. 12.0.7 as a percent =
  13. 13.95% as a decimal =
  14. 14.65% as a decimal =
  15. 15.Which fraction is 0.25? (a) 3/4 (b) 19/20 (c) 1/4 (d) 1/10
  16. 16.Which fraction is 15%? (a) 3/4 (b) 17/20 (c) 3/20 (d) 1/10
  17. 17.Which fraction is 0.05? (a) 3/5 (b) 19/20 (c) 1/20 (d) 1/2
  18. 18.0.4 as a percent =
  19. 19.0.55 as a percent =
  20. 20.5/8 as a percent =
  21. 21.Which fraction is 0.125? (a) 17/20 (b) 1/8 (c) 3/8 (d) 7/8
  22. 22.3/20 as a percent =
  23. 23.Which fraction is 0.125? (a) 1/8 (b) 1/5 (c) 19/20 (d) 3/8
  24. 24.65% as a decimal =
  25. 25.Which fraction is 0.9? (a) 3/5 (b) 3/4 (c) 9/10 (d) 7/10
  26. 26.Which fraction is 0.5? (a) 3/5 (b) 9/20 (c) 1/4 (d) 1/2
  27. 27.0.65 as a percent =
  28. 28.0.95 as a percent =
  29. 29.65% as a decimal =
  30. 30.Which fraction is 62.5%? (a) 1/10 (b) 9/10 (c) 3/4 (d) 5/8
  31. 31.0.5 as a percent =
  32. 32.11/20 as a percent =
  33. 33.7/8 as a percent =
  34. 34.3/4 as a percent =
  35. 35.Which fraction is 0.05? (a) 1/20 (b) 5/8 (c) 7/20 (d) 1/5
  36. 36.0.875 as a percent =
  37. 37.Which fraction is 0.05? (a) 7/20 (b) 1/10 (c) 1/20 (d) 3/10
  38. 38.15% as a decimal =
  39. 39.40% as a decimal =
  40. 40.70% as a decimal =

Answer key

  1. 35
  2. 15
  3. 1/5
  4. 1/10
  5. 15
  6. 20
  7. 85
  8. 0.5
  9. 0.1
  10. 1/2
  11. 5/8
  12. 70
  13. 0.95
  14. 0.65
  15. 1/4
  16. 3/20
  17. 1/20
  18. 40
  19. 55
  20. 62.5
  21. 1/8
  22. 15
  23. 1/8
  24. 0.65
  25. 9/10
  26. 1/2
  27. 65
  28. 95
  29. 0.65
  30. 5/8
  31. 50
  32. 55
  33. 87.5
  34. 75
  35. 1/20
  36. 87.5
  37. 1/20
  38. 0.15
  39. 0.4
  40. 0.7

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