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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 311 · 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.Which fraction is 50%? (a) 1/8 (b) 4/5 (c) 3/5 (d) 1/2
  2. 2.7/20 as a percent =
  3. 3.0.4 as a percent =
  4. 4.Which fraction is 75%? (a) 3/10 (b) 3/4 (c) 13/20 (d) 1/4
  5. 5.0.2 as a percent =
  6. 6.30% as a decimal =
  7. 7.1/4 as a percent =
  8. 8.40% as a decimal =
  9. 9.35% as a decimal =
  10. 10.20% as a decimal =
  11. 11.0.4 as a percent =
  12. 12.0.25 as a percent =
  13. 13.2/5 as a percent =
  14. 14.5/8 as a percent =
  15. 15.0.3 as a percent =
  16. 16.Which fraction is 45%? (a) 7/8 (b) 13/20 (c) 19/20 (d) 9/20
  17. 17.0.65 as a percent =
  18. 18.80% as a decimal =
  19. 19.Which fraction is 0.125? (a) 1/4 (b) 1/8 (c) 13/20 (d) 1/2
  20. 20.0.8 as a percent =
  21. 21.17/20 as a percent =
  22. 22.9/20 as a percent =
  23. 23.75% as a decimal =
  24. 24.0.35 as a percent =
  25. 25.Which fraction is 0.05? (a) 1/10 (b) 3/4 (c) 11/20 (d) 1/20
  26. 26.Which fraction is 0.6? (a) 2/5 (b) 19/20 (c) 3/5 (d) 9/20
  27. 27.Which fraction is 30%? (a) 3/10 (b) 9/20 (c) 7/8 (d) 7/20
  28. 28.Which fraction is 37.5%? (a) 1/10 (b) 3/8 (c) 9/10 (d) 5/8
  29. 29.75% as a decimal =
  30. 30.19/20 as a percent =
  31. 31.40% as a decimal =
  32. 32.7/10 as a percent =
  33. 33.Which fraction is 0.25? (a) 1/4 (b) 2/5 (c) 5/8 (d) 7/8
  34. 34.3/8 as a percent =
  35. 35.7/20 as a percent =
  36. 36.50% as a decimal =
  37. 37.3/8 as a percent =
  38. 38.Which fraction is 0.55? (a) 1/2 (b) 17/20 (c) 11/20 (d) 1/10
  39. 39.90% as a decimal =
  40. 40.13/20 as a percent =

Answer key

  1. 1/2
  2. 35
  3. 40
  4. 3/4
  5. 20
  6. 0.3
  7. 25
  8. 0.4
  9. 0.35
  10. 0.2
  11. 40
  12. 25
  13. 40
  14. 62.5
  15. 30
  16. 9/20
  17. 65
  18. 0.8
  19. 1/8
  20. 80
  21. 85
  22. 45
  23. 0.75
  24. 35
  25. 1/20
  26. 3/5
  27. 3/10
  28. 3/8
  29. 0.75
  30. 95
  31. 0.4
  32. 70
  33. 1/4
  34. 37.5
  35. 35
  36. 0.5
  37. 37.5
  38. 11/20
  39. 0.9
  40. 65

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