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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 188 · 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. 1.0.75 as a percent =
  2. 2.9/10 as a percent =
  3. 3.4/5 as a percent =
  4. 4.Which fraction is 80%? (a) 1/8 (b) 4/5 (c) 7/20 (d) 19/20
  5. 5.50% as a decimal =
  6. 6.19/20 as a percent =
  7. 7.Which fraction is 0.35? (a) 4/5 (b) 7/20 (c) 1/10 (d) 1/20
  8. 8.0.9 as a percent =
  9. 9.11/20 as a percent =
  10. 10.45% as a decimal =
  11. 11.9/10 as a percent =
  12. 12.5% as a decimal =
  13. 13.Which fraction is 0.85? (a) 3/10 (b) 1/5 (c) 17/20 (d) 3/8
  14. 14.0.4 as a percent =
  15. 15.0.6 as a percent =
  16. 16.0.15 as a percent =
  17. 17.0.3 as a percent =
  18. 18.65% as a decimal =
  19. 19.Which fraction is 0.9? (a) 7/8 (b) 3/20 (c) 9/10 (d) 1/10
  20. 20.5/8 as a percent =
  21. 21.13/20 as a percent =
  22. 22.0.125 as a percent =
  23. 23.Which fraction is 0.9? (a) 9/10 (b) 19/20 (c) 2/5 (d) 3/10
  24. 24.Which fraction is 0.15? (a) 3/8 (b) 3/20 (c) 3/5 (d) 9/10
  25. 25.Which fraction is 0.65? (a) 11/20 (b) 13/20 (c) 3/10 (d) 1/8
  26. 26.80% as a decimal =
  27. 27.87.5% as a decimal =
  28. 28.0.125 as a percent =
  29. 29.80% as a decimal =
  30. 30.Which fraction is 87.5%? (a) 3/10 (b) 9/20 (c) 7/8 (d) 1/2
  31. 31.7/20 as a percent =
  32. 32.55% as a decimal =
  33. 33.3/20 as a percent =
  34. 34.0.875 as a percent =
  35. 35.11/20 as a percent =
  36. 36.0.1 as a percent =
  37. 37.87.5% as a decimal =
  38. 38.0.8 as a percent =
  39. 39.12.5% as a decimal =
  40. 40.35% as a decimal =

Answer key

  1. 75
  2. 90
  3. 80
  4. 4/5
  5. 0.5
  6. 95
  7. 7/20
  8. 90
  9. 55
  10. 0.45
  11. 90
  12. 0.05
  13. 17/20
  14. 40
  15. 60
  16. 15
  17. 30
  18. 0.65
  19. 9/10
  20. 62.5
  21. 65
  22. 12.5
  23. 9/10
  24. 3/20
  25. 13/20
  26. 0.8
  27. 0.875
  28. 12.5
  29. 0.8
  30. 7/8
  31. 35
  32. 0.55
  33. 15
  34. 87.5
  35. 55
  36. 10
  37. 0.875
  38. 80
  39. 0.125
  40. 0.35

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