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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 400 · 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. 1.0.5 as a percent =
  2. 2.2/5 as a percent =
  3. 3.5% as a decimal =
  4. 4.62.5% as a decimal =
  5. 5.0.875 as a percent =
  6. 6.0.45 as a percent =
  7. 7.1/10 as a percent =
  8. 8.87.5% as a decimal =
  9. 9.35% as a decimal =
  10. 10.0.65 as a percent =
  11. 11.2/5 as a percent =
  12. 12.37.5% as a decimal =
  13. 13.4/5 as a percent =
  14. 14.70% as a decimal =
  15. 15.30% as a decimal =
  16. 16.Which fraction is 0.85? (a) 17/20 (b) 1/2 (c) 5/8 (d) 7/10
  17. 17.9/10 as a percent =
  18. 18.0.9 as a percent =
  19. 19.5% as a decimal =
  20. 20.1/4 as a percent =
  21. 21.0.65 as a percent =
  22. 22.Which fraction is 0.75? (a) 9/20 (b) 7/8 (c) 11/20 (d) 3/4
  23. 23.Which fraction is 75%? (a) 3/4 (b) 3/10 (c) 1/10 (d) 7/8
  24. 24.1/2 as a percent =
  25. 25.Which fraction is 0.85? (a) 5/8 (b) 9/10 (c) 17/20 (d) 7/20
  26. 26.0.2 as a percent =
  27. 27.20% as a decimal =
  28. 28.0.6 as a percent =
  29. 29.0.4 as a percent =
  30. 30.Which fraction is 15%? (a) 3/20 (b) 7/10 (c) 9/10 (d) 19/20
  31. 31.0.875 as a percent =
  32. 32.3/8 as a percent =
  33. 33.1/8 as a percent =
  34. 34.Which fraction is 0.25? (a) 17/20 (b) 1/4 (c) 1/5 (d) 3/10
  35. 35.0.35 as a percent =
  36. 36.7/8 as a percent =
  37. 37.0.9 as a percent =
  38. 38.Which fraction is 87.5%? (a) 17/20 (b) 5/8 (c) 7/8 (d) 1/4
  39. 39.0.4 as a percent =
  40. 40.Which fraction is 0.55? (a) 9/20 (b) 1/10 (c) 9/10 (d) 11/20

Answer key

  1. 50
  2. 40
  3. 0.05
  4. 0.625
  5. 87.5
  6. 45
  7. 10
  8. 0.875
  9. 0.35
  10. 65
  11. 40
  12. 0.375
  13. 80
  14. 0.7
  15. 0.3
  16. 17/20
  17. 90
  18. 90
  19. 0.05
  20. 25
  21. 65
  22. 3/4
  23. 3/4
  24. 50
  25. 17/20
  26. 20
  27. 0.2
  28. 60
  29. 40
  30. 3/20
  31. 87.5
  32. 37.5
  33. 12.5
  34. 1/4
  35. 35
  36. 87.5
  37. 90
  38. 7/8
  39. 40
  40. 11/20

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