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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 787 · 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. 1.62.5% as a decimal =
  2. 2.90% as a decimal =
  3. 3.3/8 as a percent =
  4. 4.0.625 as a percent =
  5. 5.1/2 as a percent =
  6. 6.Which fraction is 10%? (a) 7/8 (b) 1/10 (c) 1/4 (d) 3/10
  7. 7.Which fraction is 50%? (a) 7/8 (b) 1/8 (c) 7/20 (d) 1/2
  8. 8.Which fraction is 0.3? (a) 3/10 (b) 13/20 (c) 9/10 (d) 1/10
  9. 9.87.5% as a decimal =
  10. 10.0.5 as a percent =
  11. 11.0.95 as a percent =
  12. 12.Which fraction is 12.5%? (a) 7/10 (b) 2/5 (c) 9/10 (d) 1/8
  13. 13.Which fraction is 0.65? (a) 3/20 (b) 13/20 (c) 2/5 (d) 1/20
  14. 14.Which fraction is 30%? (a) 3/20 (b) 3/4 (c) 9/10 (d) 3/10
  15. 15.Which fraction is 60%? (a) 3/5 (b) 3/10 (c) 7/20 (d) 3/20
  16. 16.1/8 as a percent =
  17. 17.0.125 as a percent =
  18. 18.1/5 as a percent =
  19. 19.Which fraction is 50%? (a) 1/20 (b) 1/2 (c) 3/4 (d) 3/8
  20. 20.Which fraction is 55%? (a) 1/4 (b) 5/8 (c) 11/20 (d) 1/20
  21. 21.75% as a decimal =
  22. 22.1/20 as a percent =
  23. 23.37.5% as a decimal =
  24. 24.87.5% as a decimal =
  25. 25.Which fraction is 10%? (a) 9/10 (b) 3/5 (c) 9/20 (d) 1/10
  26. 26.1/10 as a percent =
  27. 27.1/4 as a percent =
  28. 28.0.85 as a percent =
  29. 29.3/20 as a percent =
  30. 30.2/5 as a percent =
  31. 31.0.15 as a percent =
  32. 32.0.85 as a percent =
  33. 33.0.9 as a percent =
  34. 34.Which fraction is 75%? (a) 7/8 (b) 1/2 (c) 3/5 (d) 3/4
  35. 35.1/8 as a percent =
  36. 36.0.35 as a percent =
  37. 37.37.5% as a decimal =
  38. 38.0.95 as a percent =
  39. 39.Which fraction is 0.25? (a) 3/4 (b) 3/5 (c) 5/8 (d) 1/4
  40. 40.3/10 as a percent =

Answer key

  1. 0.625
  2. 0.9
  3. 37.5
  4. 62.5
  5. 50
  6. 1/10
  7. 1/2
  8. 3/10
  9. 0.875
  10. 50
  11. 95
  12. 1/8
  13. 13/20
  14. 3/10
  15. 3/5
  16. 12.5
  17. 12.5
  18. 20
  19. 1/2
  20. 11/20
  21. 0.75
  22. 5
  23. 0.375
  24. 0.875
  25. 1/10
  26. 10
  27. 25
  28. 85
  29. 15
  30. 40
  31. 15
  32. 85
  33. 90
  34. 3/4
  35. 12.5
  36. 35
  37. 0.375
  38. 95
  39. 1/4
  40. 30

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