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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 461 · 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.Which fraction is 15%? (a) 3/20 (b) 1/5 (c) 1/10 (d) 3/8
  2. 2.45% as a decimal =
  3. 3.3/4 as a percent =
  4. 4.12.5% as a decimal =
  5. 5.55% as a decimal =
  6. 6.Which fraction is 0.75? (a) 3/4 (b) 1/8 (c) 9/20 (d) 11/20
  7. 7.Which fraction is 0.7? (a) 7/10 (b) 1/5 (c) 2/5 (d) 1/20
  8. 8.1/10 as a percent =
  9. 9.10% as a decimal =
  10. 10.Which fraction is 0.65? (a) 1/4 (b) 3/8 (c) 1/20 (d) 13/20
  11. 11.13/20 as a percent =
  12. 12.3/8 as a percent =
  13. 13.80% as a decimal =
  14. 14.25% as a decimal =
  15. 15.0.3 as a percent =
  16. 16.19/20 as a percent =
  17. 17.87.5% as a decimal =
  18. 18.0.55 as a percent =
  19. 19.87.5% as a decimal =
  20. 20.Which fraction is 90%? (a) 3/4 (b) 9/10 (c) 3/10 (d) 19/20
  21. 21.0.5 as a percent =
  22. 22.0.2 as a percent =
  23. 23.1/5 as a percent =
  24. 24.95% as a decimal =
  25. 25.0.875 as a percent =
  26. 26.20% as a decimal =
  27. 27.7/8 as a percent =
  28. 28.40% as a decimal =
  29. 29.19/20 as a percent =
  30. 30.25% as a decimal =
  31. 31.50% as a decimal =
  32. 32.0.7 as a percent =
  33. 33.70% as a decimal =
  34. 34.0.85 as a percent =
  35. 35.40% as a decimal =
  36. 36.0.05 as a percent =
  37. 37.95% as a decimal =
  38. 38.3/4 as a percent =
  39. 39.40% as a decimal =
  40. 40.3/4 as a percent =

Answer key

  1. 3/20
  2. 0.45
  3. 75
  4. 0.125
  5. 0.55
  6. 3/4
  7. 7/10
  8. 10
  9. 0.1
  10. 13/20
  11. 65
  12. 37.5
  13. 0.8
  14. 0.25
  15. 30
  16. 95
  17. 0.875
  18. 55
  19. 0.875
  20. 9/10
  21. 50
  22. 20
  23. 20
  24. 0.95
  25. 87.5
  26. 0.2
  27. 87.5
  28. 0.4
  29. 95
  30. 0.25
  31. 0.5
  32. 70
  33. 0.7
  34. 85
  35. 0.4
  36. 5
  37. 0.95
  38. 75
  39. 0.4
  40. 75

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