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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 96 · 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. 1.65% as a decimal =
  2. 2.70% as a decimal =
  3. 3.7/8 as a percent =
  4. 4.0.875 as a percent =
  5. 5.0.375 as a percent =
  6. 6.7/20 as a percent =
  7. 7.85% as a decimal =
  8. 8.0.85 as a percent =
  9. 9.Which fraction is 10%? (a) 4/5 (b) 1/2 (c) 1/10 (d) 9/10
  10. 10.1/10 as a percent =
  11. 11.Which fraction is 55%? (a) 2/5 (b) 3/4 (c) 1/8 (d) 11/20
  12. 12.Which fraction is 12.5%? (a) 1/8 (b) 19/20 (c) 3/10 (d) 9/20
  13. 13.1/2 as a percent =
  14. 14.1/20 as a percent =
  15. 15.Which fraction is 0.25? (a) 3/20 (b) 1/20 (c) 17/20 (d) 1/4
  16. 16.3/5 as a percent =
  17. 17.Which fraction is 25%? (a) 7/20 (b) 1/4 (c) 5/8 (d) 1/2
  18. 18.1/2 as a percent =
  19. 19.45% as a decimal =
  20. 20.0.35 as a percent =
  21. 21.0.1 as a percent =
  22. 22.Which fraction is 87.5%? (a) 1/4 (b) 1/5 (c) 2/5 (d) 7/8
  23. 23.0.55 as a percent =
  24. 24.0.75 as a percent =
  25. 25.15% as a decimal =
  26. 26.1/5 as a percent =
  27. 27.0.5 as a percent =
  28. 28.25% as a decimal =
  29. 29.0.8 as a percent =
  30. 30.Which fraction is 0.6? (a) 4/5 (b) 7/8 (c) 19/20 (d) 3/5
  31. 31.87.5% as a decimal =
  32. 32.40% as a decimal =
  33. 33.0.625 as a percent =
  34. 34.50% as a decimal =
  35. 35.35% as a decimal =
  36. 36.Which fraction is 0.5? (a) 1/2 (b) 1/10 (c) 19/20 (d) 9/10
  37. 37.1/10 as a percent =
  38. 38.0.85 as a percent =
  39. 39.0.85 as a percent =
  40. 40.Which fraction is 0.6? (a) 9/10 (b) 19/20 (c) 1/8 (d) 3/5

Answer key

  1. 0.65
  2. 0.7
  3. 87.5
  4. 87.5
  5. 37.5
  6. 35
  7. 0.85
  8. 85
  9. 1/10
  10. 10
  11. 11/20
  12. 1/8
  13. 50
  14. 5
  15. 1/4
  16. 60
  17. 1/4
  18. 50
  19. 0.45
  20. 35
  21. 10
  22. 7/8
  23. 55
  24. 75
  25. 0.15
  26. 20
  27. 50
  28. 0.25
  29. 80
  30. 3/5
  31. 0.875
  32. 0.4
  33. 62.5
  34. 0.5
  35. 0.35
  36. 1/2
  37. 10
  38. 85
  39. 85
  40. 3/5

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