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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 62 · 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. 1.17/20 as a percent =
  2. 2.1/8 as a percent =
  3. 3.Which fraction is 0.5? (a) 4/5 (b) 1/5 (c) 9/20 (d) 1/2
  4. 4.3/4 as a percent =
  5. 5.0.4 as a percent =
  6. 6.7/8 as a percent =
  7. 7.Which fraction is 40%? (a) 3/10 (b) 3/8 (c) 2/5 (d) 9/10
  8. 8.0.2 as a percent =
  9. 9.75% as a decimal =
  10. 10.3/8 as a percent =
  11. 11.1/5 as a percent =
  12. 12.90% as a decimal =
  13. 13.17/20 as a percent =
  14. 14.0.5 as a percent =
  15. 15.Which fraction is 0.375? (a) 3/10 (b) 9/20 (c) 7/8 (d) 3/8
  16. 16.87.5% as a decimal =
  17. 17.Which fraction is 75%? (a) 19/20 (b) 9/20 (c) 1/5 (d) 3/4
  18. 18.Which fraction is 0.625? (a) 4/5 (b) 5/8 (c) 7/20 (d) 7/10
  19. 19.Which fraction is 85%? (a) 7/20 (b) 17/20 (c) 3/20 (d) 1/20
  20. 20.Which fraction is 25%? (a) 1/5 (b) 1/4 (c) 9/20 (d) 1/2
  21. 21.60% as a decimal =
  22. 22.12.5% as a decimal =
  23. 23.25% as a decimal =
  24. 24.1/5 as a percent =
  25. 25.0.3 as a percent =
  26. 26.1/20 as a percent =
  27. 27.7/20 as a percent =
  28. 28.1/2 as a percent =
  29. 29.0.8 as a percent =
  30. 30.95% as a decimal =
  31. 31.12.5% as a decimal =
  32. 32.85% as a decimal =
  33. 33.10% as a decimal =
  34. 34.30% as a decimal =
  35. 35.87.5% as a decimal =
  36. 36.Which fraction is 0.125? (a) 3/5 (b) 1/8 (c) 5/8 (d) 1/10
  37. 37.0.75 as a percent =
  38. 38.1/2 as a percent =
  39. 39.0.625 as a percent =
  40. 40.2/5 as a percent =

Answer key

  1. 85
  2. 12.5
  3. 1/2
  4. 75
  5. 40
  6. 87.5
  7. 2/5
  8. 20
  9. 0.75
  10. 37.5
  11. 20
  12. 0.9
  13. 85
  14. 50
  15. 3/8
  16. 0.875
  17. 3/4
  18. 5/8
  19. 17/20
  20. 1/4
  21. 0.6
  22. 0.125
  23. 0.25
  24. 20
  25. 30
  26. 5
  27. 35
  28. 50
  29. 80
  30. 0.95
  31. 0.125
  32. 0.85
  33. 0.1
  34. 0.3
  35. 0.875
  36. 1/8
  37. 75
  38. 50
  39. 62.5
  40. 40

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