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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 187 · 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. 1.0.6 as a percent =
  2. 2.3/8 as a percent =
  3. 3.3/5 as a percent =
  4. 4.20% as a decimal =
  5. 5.50% as a decimal =
  6. 6.1/10 as a percent =
  7. 7.0.125 as a percent =
  8. 8.Which fraction is 45%? (a) 9/10 (b) 9/20 (c) 3/10 (d) 1/5
  9. 9.Which fraction is 0.65? (a) 1/4 (b) 5/8 (c) 7/20 (d) 13/20
  10. 10.11/20 as a percent =
  11. 11.90% as a decimal =
  12. 12.1/8 as a percent =
  13. 13.Which fraction is 80%? (a) 1/2 (b) 4/5 (c) 3/20 (d) 1/20
  14. 14.0.9 as a percent =
  15. 15.Which fraction is 80%? (a) 1/10 (b) 19/20 (c) 4/5 (d) 1/2
  16. 16.4/5 as a percent =
  17. 17.80% as a decimal =
  18. 18.Which fraction is 0.625? (a) 1/20 (b) 5/8 (c) 9/10 (d) 1/4
  19. 19.25% as a decimal =
  20. 20.20% as a decimal =
  21. 21.0.35 as a percent =
  22. 22.Which fraction is 12.5%? (a) 1/8 (b) 5/8 (c) 3/5 (d) 11/20
  23. 23.0.7 as a percent =
  24. 24.2/5 as a percent =
  25. 25.0.375 as a percent =
  26. 26.Which fraction is 0.2? (a) 7/10 (b) 1/5 (c) 1/20 (d) 3/4
  27. 27.10% as a decimal =
  28. 28.3/20 as a percent =
  29. 29.1/5 as a percent =
  30. 30.Which fraction is 0.8? (a) 4/5 (b) 1/10 (c) 9/10 (d) 7/10
  31. 31.Which fraction is 87.5%? (a) 7/20 (b) 7/8 (c) 4/5 (d) 2/5
  32. 32.0.625 as a percent =
  33. 33.65% as a decimal =
  34. 34.Which fraction is 0.8? (a) 3/8 (b) 17/20 (c) 13/20 (d) 4/5
  35. 35.Which fraction is 0.05? (a) 3/8 (b) 1/20 (c) 13/20 (d) 11/20
  36. 36.20% as a decimal =
  37. 37.1/4 as a percent =
  38. 38.2/5 as a percent =
  39. 39.11/20 as a percent =
  40. 40.Which fraction is 80%? (a) 1/10 (b) 4/5 (c) 1/4 (d) 9/10

Answer key

  1. 60
  2. 37.5
  3. 60
  4. 0.2
  5. 0.5
  6. 10
  7. 12.5
  8. 9/20
  9. 13/20
  10. 55
  11. 0.9
  12. 12.5
  13. 4/5
  14. 90
  15. 4/5
  16. 80
  17. 0.8
  18. 5/8
  19. 0.25
  20. 0.2
  21. 35
  22. 1/8
  23. 70
  24. 40
  25. 37.5
  26. 1/5
  27. 0.1
  28. 15
  29. 20
  30. 4/5
  31. 7/8
  32. 62.5
  33. 0.65
  34. 4/5
  35. 1/20
  36. 0.2
  37. 25
  38. 40
  39. 55
  40. 4/5

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