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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 104 · 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. 1.12.5% as a decimal =
  2. 2.45% as a decimal =
  3. 3.19/20 as a percent =
  4. 4.0.875 as a percent =
  5. 5.19/20 as a percent =
  6. 6.Which fraction is 0.9? (a) 9/10 (b) 11/20 (c) 1/8 (d) 1/2
  7. 7.95% as a decimal =
  8. 8.25% as a decimal =
  9. 9.3/20 as a percent =
  10. 10.35% as a decimal =
  11. 11.0.55 as a percent =
  12. 12.0.125 as a percent =
  13. 13.45% as a decimal =
  14. 14.7/20 as a percent =
  15. 15.0.875 as a percent =
  16. 16.15% as a decimal =
  17. 17.35% as a decimal =
  18. 18.Which fraction is 0.7? (a) 3/10 (b) 5/8 (c) 1/8 (d) 7/10
  19. 19.0.625 as a percent =
  20. 20.Which fraction is 10%? (a) 13/20 (b) 9/20 (c) 1/10 (d) 1/8
  21. 21.17/20 as a percent =
  22. 22.5% as a decimal =
  23. 23.0.95 as a percent =
  24. 24.30% as a decimal =
  25. 25.1/8 as a percent =
  26. 26.Which fraction is 20%? (a) 9/10 (b) 1/10 (c) 1/5 (d) 3/10
  27. 27.75% as a decimal =
  28. 28.Which fraction is 95%? (a) 5/8 (b) 3/4 (c) 3/20 (d) 19/20
  29. 29.Which fraction is 0.35? (a) 11/20 (b) 3/4 (c) 7/20 (d) 1/5
  30. 30.Which fraction is 0.7? (a) 1/4 (b) 7/10 (c) 3/4 (d) 19/20
  31. 31.0.4 as a percent =
  32. 32.25% as a decimal =
  33. 33.Which fraction is 5%? (a) 1/20 (b) 1/10 (c) 11/20 (d) 4/5
  34. 34.7/10 as a percent =
  35. 35.45% as a decimal =
  36. 36.0.1 as a percent =
  37. 37.Which fraction is 55%? (a) 3/10 (b) 11/20 (c) 3/4 (d) 1/10
  38. 38.0.2 as a percent =
  39. 39.9/20 as a percent =
  40. 40.0.55 as a percent =

Answer key

  1. 0.125
  2. 0.45
  3. 95
  4. 87.5
  5. 95
  6. 9/10
  7. 0.95
  8. 0.25
  9. 15
  10. 0.35
  11. 55
  12. 12.5
  13. 0.45
  14. 35
  15. 87.5
  16. 0.15
  17. 0.35
  18. 7/10
  19. 62.5
  20. 1/10
  21. 85
  22. 0.05
  23. 95
  24. 0.3
  25. 12.5
  26. 1/5
  27. 0.75
  28. 19/20
  29. 7/20
  30. 7/10
  31. 40
  32. 0.25
  33. 1/20
  34. 70
  35. 0.45
  36. 10
  37. 11/20
  38. 20
  39. 45
  40. 55

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