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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 862 · 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. 1.1/10 as a percent =
  2. 2.Which fraction is 0.25? (a) 7/20 (b) 1/4 (c) 17/20 (d) 1/8
  3. 3.Which fraction is 50%? (a) 17/20 (b) 3/4 (c) 1/2 (d) 7/8
  4. 4.60% as a decimal =
  5. 5.60% as a decimal =
  6. 6.37.5% as a decimal =
  7. 7.Which fraction is 87.5%? (a) 11/20 (b) 13/20 (c) 3/5 (d) 7/8
  8. 8.Which fraction is 0.55? (a) 1/8 (b) 4/5 (c) 11/20 (d) 1/4
  9. 9.5% as a decimal =
  10. 10.25% as a decimal =
  11. 11.3/4 as a percent =
  12. 12.80% as a decimal =
  13. 13.65% as a decimal =
  14. 14.Which fraction is 0.55? (a) 1/20 (b) 11/20 (c) 9/10 (d) 1/2
  15. 15.3/20 as a percent =
  16. 16.7/20 as a percent =
  17. 17.1/10 as a percent =
  18. 18.25% as a decimal =
  19. 19.5% as a decimal =
  20. 20.0.5 as a percent =
  21. 21.17/20 as a percent =
  22. 22.0.125 as a percent =
  23. 23.80% as a decimal =
  24. 24.95% as a decimal =
  25. 25.13/20 as a percent =
  26. 26.12.5% as a decimal =
  27. 27.Which fraction is 12.5%? (a) 1/2 (b) 9/20 (c) 1/8 (d) 1/10
  28. 28.0.7 as a percent =
  29. 29.Which fraction is 95%? (a) 19/20 (b) 2/5 (c) 1/2 (d) 13/20
  30. 30.Which fraction is 55%? (a) 11/20 (b) 9/20 (c) 2/5 (d) 7/8
  31. 31.70% as a decimal =
  32. 32.20% as a decimal =
  33. 33.0.9 as a percent =
  34. 34.Which fraction is 75%? (a) 3/4 (b) 9/20 (c) 1/10 (d) 19/20
  35. 35.0.4 as a percent =
  36. 36.1/20 as a percent =
  37. 37.3/20 as a percent =
  38. 38.Which fraction is 0.1? (a) 2/5 (b) 3/8 (c) 1/5 (d) 1/10
  39. 39.15% as a decimal =
  40. 40.0.8 as a percent =

Answer key

  1. 10
  2. 1/4
  3. 1/2
  4. 0.6
  5. 0.6
  6. 0.375
  7. 7/8
  8. 11/20
  9. 0.05
  10. 0.25
  11. 75
  12. 0.8
  13. 0.65
  14. 11/20
  15. 15
  16. 35
  17. 10
  18. 0.25
  19. 0.05
  20. 50
  21. 85
  22. 12.5
  23. 0.8
  24. 0.95
  25. 65
  26. 0.125
  27. 1/8
  28. 70
  29. 19/20
  30. 11/20
  31. 0.7
  32. 0.2
  33. 90
  34. 3/4
  35. 40
  36. 5
  37. 15
  38. 1/10
  39. 0.15
  40. 80

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