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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 73 · 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. 1.2/5 as a percent =
  2. 2.0.2 as a percent =
  3. 3.4/5 as a percent =
  4. 4.0.45 as a percent =
  5. 5.1/4 as a percent =
  6. 6.95% as a decimal =
  7. 7.0.8 as a percent =
  8. 8.Which fraction is 45%? (a) 1/20 (b) 3/5 (c) 5/8 (d) 9/20
  9. 9.Which fraction is 37.5%? (a) 1/4 (b) 2/5 (c) 3/8 (d) 7/8
  10. 10.Which fraction is 5%? (a) 1/8 (b) 1/20 (c) 13/20 (d) 9/10
  11. 11.Which fraction is 15%? (a) 3/4 (b) 3/20 (c) 1/2 (d) 1/20
  12. 12.75% as a decimal =
  13. 13.9/10 as a percent =
  14. 14.90% as a decimal =
  15. 15.0.125 as a percent =
  16. 16.0.85 as a percent =
  17. 17.Which fraction is 0.4? (a) 9/10 (b) 17/20 (c) 2/5 (d) 1/2
  18. 18.0.25 as a percent =
  19. 19.0.6 as a percent =
  20. 20.0.375 as a percent =
  21. 21.9/10 as a percent =
  22. 22.37.5% as a decimal =
  23. 23.2/5 as a percent =
  24. 24.30% as a decimal =
  25. 25.1/5 as a percent =
  26. 26.Which fraction is 0.125? (a) 13/20 (b) 1/8 (c) 1/2 (d) 3/5
  27. 27.60% as a decimal =
  28. 28.Which fraction is 5%? (a) 3/20 (b) 5/8 (c) 1/10 (d) 1/20
  29. 29.9/20 as a percent =
  30. 30.13/20 as a percent =
  31. 31.0.3 as a percent =
  32. 32.Which fraction is 65%? (a) 1/8 (b) 13/20 (c) 1/2 (d) 7/10
  33. 33.7/20 as a percent =
  34. 34.Which fraction is 25%? (a) 1/4 (b) 7/8 (c) 1/20 (d) 11/20
  35. 35.15% as a decimal =
  36. 36.60% as a decimal =
  37. 37.Which fraction is 0.125? (a) 1/8 (b) 4/5 (c) 1/4 (d) 1/20
  38. 38.0.6 as a percent =
  39. 39.0.4 as a percent =
  40. 40.1/5 as a percent =

Answer key

  1. 40
  2. 20
  3. 80
  4. 45
  5. 25
  6. 0.95
  7. 80
  8. 9/20
  9. 3/8
  10. 1/20
  11. 3/20
  12. 0.75
  13. 90
  14. 0.9
  15. 12.5
  16. 85
  17. 2/5
  18. 25
  19. 60
  20. 37.5
  21. 90
  22. 0.375
  23. 40
  24. 0.3
  25. 20
  26. 1/8
  27. 0.6
  28. 1/20
  29. 45
  30. 65
  31. 30
  32. 13/20
  33. 35
  34. 1/4
  35. 0.15
  36. 0.6
  37. 1/8
  38. 60
  39. 40
  40. 20

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