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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 680 · 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. 1.65% as a decimal =
  2. 2.0.3 as a percent =
  3. 3.0.4 as a percent =
  4. 4.1/8 as a percent =
  5. 5.Which fraction is 0.55? (a) 3/8 (b) 7/10 (c) 5/8 (d) 11/20
  6. 6.0.55 as a percent =
  7. 7.Which fraction is 0.5? (a) 7/8 (b) 1/2 (c) 5/8 (d) 2/5
  8. 8.1/8 as a percent =
  9. 9.0.25 as a percent =
  10. 10.40% as a decimal =
  11. 11.0.875 as a percent =
  12. 12.30% as a decimal =
  13. 13.0.5 as a percent =
  14. 14.Which fraction is 0.375? (a) 13/20 (b) 3/8 (c) 1/10 (d) 11/20
  15. 15.3/5 as a percent =
  16. 16.0.35 as a percent =
  17. 17.Which fraction is 0.4? (a) 4/5 (b) 9/20 (c) 2/5 (d) 9/10
  18. 18.55% as a decimal =
  19. 19.19/20 as a percent =
  20. 20.0.625 as a percent =
  21. 21.1/20 as a percent =
  22. 22.0.125 as a percent =
  23. 23.0.05 as a percent =
  24. 24.1/20 as a percent =
  25. 25.Which fraction is 0.65? (a) 1/8 (b) 1/2 (c) 9/20 (d) 13/20
  26. 26.Which fraction is 37.5%? (a) 3/8 (b) 1/2 (c) 17/20 (d) 1/10
  27. 27.3/10 as a percent =
  28. 28.25% as a decimal =
  29. 29.85% as a decimal =
  30. 30.85% as a decimal =
  31. 31.3/5 as a percent =
  32. 32.Which fraction is 0.05? (a) 1/4 (b) 1/10 (c) 3/4 (d) 1/20
  33. 33.0.5 as a percent =
  34. 34.0.5 as a percent =
  35. 35.Which fraction is 0.5? (a) 3/8 (b) 1/10 (c) 1/2 (d) 4/5
  36. 36.30% as a decimal =
  37. 37.Which fraction is 70%? (a) 7/10 (b) 3/10 (c) 2/5 (d) 9/10
  38. 38.0.5 as a percent =
  39. 39.17/20 as a percent =
  40. 40.30% as a decimal =

Answer key

  1. 0.65
  2. 30
  3. 40
  4. 12.5
  5. 11/20
  6. 55
  7. 1/2
  8. 12.5
  9. 25
  10. 0.4
  11. 87.5
  12. 0.3
  13. 50
  14. 3/8
  15. 60
  16. 35
  17. 2/5
  18. 0.55
  19. 95
  20. 62.5
  21. 5
  22. 12.5
  23. 5
  24. 5
  25. 13/20
  26. 3/8
  27. 30
  28. 0.25
  29. 0.85
  30. 0.85
  31. 60
  32. 1/20
  33. 50
  34. 50
  35. 1/2
  36. 0.3
  37. 7/10
  38. 50
  39. 85
  40. 0.3

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