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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 791 · 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. 1.60% as a decimal =
  2. 2.1/4 as a percent =
  3. 3.0.2 as a percent =
  4. 4.1/5 as a percent =
  5. 5.Which fraction is 0.4? (a) 1/5 (b) 1/2 (c) 2/5 (d) 3/5
  6. 6.Which fraction is 0.15? (a) 7/20 (b) 1/20 (c) 1/5 (d) 3/20
  7. 7.Which fraction is 35%? (a) 7/20 (b) 19/20 (c) 3/4 (d) 11/20
  8. 8.3/4 as a percent =
  9. 9.0.375 as a percent =
  10. 10.0.15 as a percent =
  11. 11.0.2 as a percent =
  12. 12.4/5 as a percent =
  13. 13.Which fraction is 0.3? (a) 7/8 (b) 4/5 (c) 3/10 (d) 11/20
  14. 14.0.15 as a percent =
  15. 15.3/8 as a percent =
  16. 16.3/8 as a percent =
  17. 17.9/20 as a percent =
  18. 18.65% as a decimal =
  19. 19.1/10 as a percent =
  20. 20.40% as a decimal =
  21. 21.0.7 as a percent =
  22. 22.0.8 as a percent =
  23. 23.0.2 as a percent =
  24. 24.5/8 as a percent =
  25. 25.1/4 as a percent =
  26. 26.1/5 as a percent =
  27. 27.5/8 as a percent =
  28. 28.Which fraction is 0.45? (a) 1/5 (b) 1/8 (c) 3/10 (d) 9/20
  29. 29.Which fraction is 20%? (a) 1/5 (b) 3/10 (c) 9/20 (d) 7/10
  30. 30.15% as a decimal =
  31. 31.Which fraction is 0.05? (a) 3/10 (b) 1/10 (c) 1/5 (d) 1/20
  32. 32.13/20 as a percent =
  33. 33.87.5% as a decimal =
  34. 34.7/20 as a percent =
  35. 35.0.6 as a percent =
  36. 36.Which fraction is 0.95? (a) 19/20 (b) 4/5 (c) 13/20 (d) 3/4
  37. 37.Which fraction is 80%? (a) 4/5 (b) 17/20 (c) 1/8 (d) 3/8
  38. 38.25% as a decimal =
  39. 39.3/4 as a percent =
  40. 40.3/5 as a percent =

Answer key

  1. 0.6
  2. 25
  3. 20
  4. 20
  5. 2/5
  6. 3/20
  7. 7/20
  8. 75
  9. 37.5
  10. 15
  11. 20
  12. 80
  13. 3/10
  14. 15
  15. 37.5
  16. 37.5
  17. 45
  18. 0.65
  19. 10
  20. 0.4
  21. 70
  22. 80
  23. 20
  24. 62.5
  25. 25
  26. 20
  27. 62.5
  28. 9/20
  29. 1/5
  30. 0.15
  31. 1/20
  32. 65
  33. 0.875
  34. 35
  35. 60
  36. 19/20
  37. 4/5
  38. 0.25
  39. 75
  40. 60

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