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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 970 · 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. 1.5/8 as a percent =
  2. 2.9/10 as a percent =
  3. 3.3/4 as a percent =
  4. 4.0.8 as a percent =
  5. 5.17/20 as a percent =
  6. 6.Which fraction is 80%? (a) 1/5 (b) 1/4 (c) 4/5 (d) 1/2
  7. 7.Which fraction is 25%? (a) 1/8 (b) 1/20 (c) 3/10 (d) 1/4
  8. 8.0.85 as a percent =
  9. 9.Which fraction is 65%? (a) 1/20 (b) 13/20 (c) 1/4 (d) 5/8
  10. 10.62.5% as a decimal =
  11. 11.2/5 as a percent =
  12. 12.Which fraction is 0.5? (a) 1/2 (b) 3/5 (c) 3/10 (d) 11/20
  13. 13.2/5 as a percent =
  14. 14.3/5 as a percent =
  15. 15.Which fraction is 87.5%? (a) 3/4 (b) 7/10 (c) 2/5 (d) 7/8
  16. 16.Which fraction is 90%? (a) 11/20 (b) 9/10 (c) 13/20 (d) 1/2
  17. 17.95% as a decimal =
  18. 18.Which fraction is 50%? (a) 3/5 (b) 3/20 (c) 1/4 (d) 1/2
  19. 19.Which fraction is 30%? (a) 1/20 (b) 1/8 (c) 3/5 (d) 3/10
  20. 20.3/4 as a percent =
  21. 21.0.2 as a percent =
  22. 22.Which fraction is 40%? (a) 7/20 (b) 1/5 (c) 3/10 (d) 2/5
  23. 23.Which fraction is 0.15? (a) 3/20 (b) 9/20 (c) 17/20 (d) 3/4
  24. 24.0.2 as a percent =
  25. 25.0.375 as a percent =
  26. 26.Which fraction is 0.625? (a) 5/8 (b) 1/2 (c) 11/20 (d) 9/10
  27. 27.0.1 as a percent =
  28. 28.80% as a decimal =
  29. 29.0.65 as a percent =
  30. 30.65% as a decimal =
  31. 31.1/5 as a percent =
  32. 32.0.375 as a percent =
  33. 33.25% as a decimal =
  34. 34.5/8 as a percent =
  35. 35.9/20 as a percent =
  36. 36.Which fraction is 0.3? (a) 1/4 (b) 7/20 (c) 3/10 (d) 1/8
  37. 37.1/20 as a percent =
  38. 38.50% as a decimal =
  39. 39.Which fraction is 10%? (a) 4/5 (b) 3/10 (c) 1/20 (d) 1/10
  40. 40.65% as a decimal =

Answer key

  1. 62.5
  2. 90
  3. 75
  4. 80
  5. 85
  6. 4/5
  7. 1/4
  8. 85
  9. 13/20
  10. 0.625
  11. 40
  12. 1/2
  13. 40
  14. 60
  15. 7/8
  16. 9/10
  17. 0.95
  18. 1/2
  19. 3/10
  20. 75
  21. 20
  22. 2/5
  23. 3/20
  24. 20
  25. 37.5
  26. 5/8
  27. 10
  28. 0.8
  29. 65
  30. 0.65
  31. 20
  32. 37.5
  33. 0.25
  34. 62.5
  35. 45
  36. 3/10
  37. 5
  38. 0.5
  39. 1/10
  40. 0.65

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