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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 635 · 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. 1.0.1 as a percent =
  2. 2.5/8 as a percent =
  3. 3.45% as a decimal =
  4. 4.0.5 as a percent =
  5. 5.20% as a decimal =
  6. 6.50% as a decimal =
  7. 7.87.5% as a decimal =
  8. 8.3/4 as a percent =
  9. 9.1/2 as a percent =
  10. 10.80% as a decimal =
  11. 11.1/2 as a percent =
  12. 12.0.15 as a percent =
  13. 13.Which fraction is 0.7? (a) 1/2 (b) 4/5 (c) 7/10 (d) 11/20
  14. 14.62.5% as a decimal =
  15. 15.Which fraction is 70%? (a) 17/20 (b) 7/10 (c) 13/20 (d) 3/8
  16. 16.Which fraction is 0.4? (a) 1/8 (b) 3/4 (c) 3/10 (d) 2/5
  17. 17.9/10 as a percent =
  18. 18.40% as a decimal =
  19. 19.7/20 as a percent =
  20. 20.75% as a decimal =
  21. 21.3/8 as a percent =
  22. 22.45% as a decimal =
  23. 23.0.85 as a percent =
  24. 24.0.4 as a percent =
  25. 25.9/20 as a percent =
  26. 26.0.95 as a percent =
  27. 27.62.5% as a decimal =
  28. 28.0.95 as a percent =
  29. 29.25% as a decimal =
  30. 30.1/2 as a percent =
  31. 31.0.65 as a percent =
  32. 32.Which fraction is 95%? (a) 3/4 (b) 1/5 (c) 19/20 (d) 1/8
  33. 33.37.5% as a decimal =
  34. 34.65% as a decimal =
  35. 35.1/5 as a percent =
  36. 36.Which fraction is 50%? (a) 17/20 (b) 1/10 (c) 1/5 (d) 1/2
  37. 37.7/10 as a percent =
  38. 38.80% as a decimal =
  39. 39.50% as a decimal =
  40. 40.0.625 as a percent =

Answer key

  1. 10
  2. 62.5
  3. 0.45
  4. 50
  5. 0.2
  6. 0.5
  7. 0.875
  8. 75
  9. 50
  10. 0.8
  11. 50
  12. 15
  13. 7/10
  14. 0.625
  15. 7/10
  16. 2/5
  17. 90
  18. 0.4
  19. 35
  20. 0.75
  21. 37.5
  22. 0.45
  23. 85
  24. 40
  25. 45
  26. 95
  27. 0.625
  28. 95
  29. 0.25
  30. 50
  31. 65
  32. 19/20
  33. 0.375
  34. 0.65
  35. 20
  36. 1/2
  37. 70
  38. 0.8
  39. 0.5
  40. 62.5

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