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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 518 · 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. 1.3/4 as a percent =
  2. 2.Which fraction is 0.125? (a) 1/8 (b) 7/20 (c) 1/4 (d) 3/8
  3. 3.12.5% as a decimal =
  4. 4.Which fraction is 5%? (a) 7/20 (b) 1/20 (c) 3/5 (d) 3/10
  5. 5.0.55 as a percent =
  6. 6.0.5 as a percent =
  7. 7.9/10 as a percent =
  8. 8.Which fraction is 12.5%? (a) 7/10 (b) 17/20 (c) 1/8 (d) 1/4
  9. 9.3/20 as a percent =
  10. 10.0.75 as a percent =
  11. 11.0.375 as a percent =
  12. 12.0.5 as a percent =
  13. 13.17/20 as a percent =
  14. 14.40% as a decimal =
  15. 15.70% as a decimal =
  16. 16.0.6 as a percent =
  17. 17.7/10 as a percent =
  18. 18.0.6 as a percent =
  19. 19.1/4 as a percent =
  20. 20.30% as a decimal =
  21. 21.1/4 as a percent =
  22. 22.0.05 as a percent =
  23. 23.2/5 as a percent =
  24. 24.Which fraction is 0.1? (a) 3/20 (b) 1/10 (c) 7/8 (d) 3/5
  25. 25.3/5 as a percent =
  26. 26.0.25 as a percent =
  27. 27.13/20 as a percent =
  28. 28.19/20 as a percent =
  29. 29.Which fraction is 0.125? (a) 13/20 (b) 7/10 (c) 1/8 (d) 7/20
  30. 30.1/2 as a percent =
  31. 31.Which fraction is 0.2? (a) 7/10 (b) 17/20 (c) 7/8 (d) 1/5
  32. 32.0.1 as a percent =
  33. 33.9/10 as a percent =
  34. 34.Which fraction is 40%? (a) 1/10 (b) 1/5 (c) 2/5 (d) 17/20
  35. 35.37.5% as a decimal =
  36. 36.0.85 as a percent =
  37. 37.65% as a decimal =
  38. 38.4/5 as a percent =
  39. 39.0.55 as a percent =
  40. 40.75% as a decimal =

Answer key

  1. 75
  2. 1/8
  3. 0.125
  4. 1/20
  5. 55
  6. 50
  7. 90
  8. 1/8
  9. 15
  10. 75
  11. 37.5
  12. 50
  13. 85
  14. 0.4
  15. 0.7
  16. 60
  17. 70
  18. 60
  19. 25
  20. 0.3
  21. 25
  22. 5
  23. 40
  24. 1/10
  25. 60
  26. 25
  27. 65
  28. 95
  29. 1/8
  30. 50
  31. 1/5
  32. 10
  33. 90
  34. 2/5
  35. 0.375
  36. 85
  37. 0.65
  38. 80
  39. 55
  40. 0.75

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