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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 417 · 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. 1.3/8 as a percent =
  2. 2.0.375 as a percent =
  3. 3.Which fraction is 80%? (a) 4/5 (b) 9/20 (c) 3/4 (d) 3/5
  4. 4.Which fraction is 0.4? (a) 1/8 (b) 2/5 (c) 7/20 (d) 4/5
  5. 5.Which fraction is 10%? (a) 1/10 (b) 13/20 (c) 17/20 (d) 1/4
  6. 6.62.5% as a decimal =
  7. 7.5/8 as a percent =
  8. 8.0.75 as a percent =
  9. 9.Which fraction is 65%? (a) 3/4 (b) 9/10 (c) 13/20 (d) 1/5
  10. 10.0.65 as a percent =
  11. 11.0.6 as a percent =
  12. 12.55% as a decimal =
  13. 13.0.9 as a percent =
  14. 14.1/5 as a percent =
  15. 15.Which fraction is 25%? (a) 2/5 (b) 3/4 (c) 1/2 (d) 1/4
  16. 16.12.5% as a decimal =
  17. 17.Which fraction is 25%? (a) 1/4 (b) 7/20 (c) 7/10 (d) 3/8
  18. 18.0.375 as a percent =
  19. 19.0.45 as a percent =
  20. 20.0.15 as a percent =
  21. 21.2/5 as a percent =
  22. 22.1/2 as a percent =
  23. 23.3/4 as a percent =
  24. 24.11/20 as a percent =
  25. 25.3/20 as a percent =
  26. 26.35% as a decimal =
  27. 27.5/8 as a percent =
  28. 28.0.2 as a percent =
  29. 29.7/8 as a percent =
  30. 30.Which fraction is 45%? (a) 19/20 (b) 9/20 (c) 5/8 (d) 4/5
  31. 31.Which fraction is 0.875? (a) 7/20 (b) 7/8 (c) 3/5 (d) 1/2
  32. 32.0.5 as a percent =
  33. 33.0.15 as a percent =
  34. 34.40% as a decimal =
  35. 35.Which fraction is 0.35? (a) 4/5 (b) 7/20 (c) 13/20 (d) 1/10
  36. 36.75% as a decimal =
  37. 37.0.55 as a percent =
  38. 38.7/8 as a percent =
  39. 39.0.25 as a percent =
  40. 40.3/20 as a percent =

Answer key

  1. 37.5
  2. 37.5
  3. 4/5
  4. 2/5
  5. 1/10
  6. 0.625
  7. 62.5
  8. 75
  9. 13/20
  10. 65
  11. 60
  12. 0.55
  13. 90
  14. 20
  15. 1/4
  16. 0.125
  17. 1/4
  18. 37.5
  19. 45
  20. 15
  21. 40
  22. 50
  23. 75
  24. 55
  25. 15
  26. 0.35
  27. 62.5
  28. 20
  29. 87.5
  30. 9/20
  31. 7/8
  32. 50
  33. 15
  34. 0.4
  35. 7/20
  36. 0.75
  37. 55
  38. 87.5
  39. 25
  40. 15

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