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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 591 · 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. 1.15% as a decimal =
  2. 2.Which fraction is 0.65? (a) 11/20 (b) 1/20 (c) 3/10 (d) 13/20
  3. 3.65% as a decimal =
  4. 4.1/20 as a percent =
  5. 5.40% as a decimal =
  6. 6.15% as a decimal =
  7. 7.0.375 as a percent =
  8. 8.0.7 as a percent =
  9. 9.1/2 as a percent =
  10. 10.9/20 as a percent =
  11. 11.0.4 as a percent =
  12. 12.4/5 as a percent =
  13. 13.9/10 as a percent =
  14. 14.75% as a decimal =
  15. 15.Which fraction is 25%? (a) 1/4 (b) 7/10 (c) 13/20 (d) 1/8
  16. 16.75% as a decimal =
  17. 17.1/2 as a percent =
  18. 18.55% as a decimal =
  19. 19.20% as a decimal =
  20. 20.50% as a decimal =
  21. 21.Which fraction is 35%? (a) 19/20 (b) 1/5 (c) 3/20 (d) 7/20
  22. 22.12.5% as a decimal =
  23. 23.Which fraction is 0.4? (a) 7/10 (b) 1/4 (c) 1/8 (d) 2/5
  24. 24.2/5 as a percent =
  25. 25.Which fraction is 80%? (a) 9/10 (b) 1/20 (c) 2/5 (d) 4/5
  26. 26.19/20 as a percent =
  27. 27.0.95 as a percent =
  28. 28.Which fraction is 0.625? (a) 1/2 (b) 5/8 (c) 9/20 (d) 1/5
  29. 29.Which fraction is 0.2? (a) 7/8 (b) 3/4 (c) 3/8 (d) 1/5
  30. 30.62.5% as a decimal =
  31. 31.1/5 as a percent =
  32. 32.11/20 as a percent =
  33. 33.Which fraction is 0.375? (a) 9/20 (b) 13/20 (c) 3/10 (d) 3/8
  34. 34.1/8 as a percent =
  35. 35.5/8 as a percent =
  36. 36.Which fraction is 0.05? (a) 1/20 (b) 1/8 (c) 1/5 (d) 9/20
  37. 37.13/20 as a percent =
  38. 38.7/8 as a percent =
  39. 39.3/4 as a percent =
  40. 40.95% as a decimal =

Answer key

  1. 0.15
  2. 13/20
  3. 0.65
  4. 5
  5. 0.4
  6. 0.15
  7. 37.5
  8. 70
  9. 50
  10. 45
  11. 40
  12. 80
  13. 90
  14. 0.75
  15. 1/4
  16. 0.75
  17. 50
  18. 0.55
  19. 0.2
  20. 0.5
  21. 7/20
  22. 0.125
  23. 2/5
  24. 40
  25. 4/5
  26. 95
  27. 95
  28. 5/8
  29. 1/5
  30. 0.625
  31. 20
  32. 55
  33. 3/8
  34. 12.5
  35. 62.5
  36. 1/20
  37. 65
  38. 87.5
  39. 75
  40. 0.95

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