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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 369 · 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. 1.7/8 as a percent =
  2. 2.0.35 as a percent =
  3. 3.45% as a decimal =
  4. 4.0.05 as a percent =
  5. 5.7/20 as a percent =
  6. 6.Which fraction is 0.3? (a) 7/20 (b) 1/5 (c) 3/4 (d) 3/10
  7. 7.0.75 as a percent =
  8. 8.1/2 as a percent =
  9. 9.65% as a decimal =
  10. 10.1/10 as a percent =
  11. 11.3/20 as a percent =
  12. 12.25% as a decimal =
  13. 13.1/4 as a percent =
  14. 14.0.8 as a percent =
  15. 15.0.875 as a percent =
  16. 16.0.05 as a percent =
  17. 17.0.875 as a percent =
  18. 18.0.55 as a percent =
  19. 19.Which fraction is 0.05? (a) 1/5 (b) 1/20 (c) 1/10 (d) 5/8
  20. 20.Which fraction is 25%? (a) 9/20 (b) 3/8 (c) 1/4 (d) 1/5
  21. 21.40% as a decimal =
  22. 22.Which fraction is 0.1? (a) 11/20 (b) 3/5 (c) 1/10 (d) 4/5
  23. 23.Which fraction is 0.05? (a) 19/20 (b) 7/20 (c) 1/8 (d) 1/20
  24. 24.7/20 as a percent =
  25. 25.2/5 as a percent =
  26. 26.Which fraction is 0.65? (a) 19/20 (b) 13/20 (c) 1/5 (d) 7/20
  27. 27.45% as a decimal =
  28. 28.Which fraction is 65%? (a) 7/10 (b) 9/10 (c) 13/20 (d) 1/5
  29. 29.95% as a decimal =
  30. 30.1/2 as a percent =
  31. 31.95% as a decimal =
  32. 32.0.6 as a percent =
  33. 33.Which fraction is 0.875? (a) 1/20 (b) 3/10 (c) 13/20 (d) 7/8
  34. 34.1/4 as a percent =
  35. 35.1/2 as a percent =
  36. 36.0.35 as a percent =
  37. 37.0.85 as a percent =
  38. 38.0.15 as a percent =
  39. 39.10% as a decimal =
  40. 40.2/5 as a percent =

Answer key

  1. 87.5
  2. 35
  3. 0.45
  4. 5
  5. 35
  6. 3/10
  7. 75
  8. 50
  9. 0.65
  10. 10
  11. 15
  12. 0.25
  13. 25
  14. 80
  15. 87.5
  16. 5
  17. 87.5
  18. 55
  19. 1/20
  20. 1/4
  21. 0.4
  22. 1/10
  23. 1/20
  24. 35
  25. 40
  26. 13/20
  27. 0.45
  28. 13/20
  29. 0.95
  30. 50
  31. 0.95
  32. 60
  33. 7/8
  34. 25
  35. 50
  36. 35
  37. 85
  38. 15
  39. 0.1
  40. 40

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