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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 663 · 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. 1.1/5 as a percent =
  2. 2.3/20 as a percent =
  3. 3.Which fraction is 50%? (a) 1/10 (b) 1/5 (c) 1/2 (d) 13/20
  4. 4.9/10 as a percent =
  5. 5.1/10 as a percent =
  6. 6.0.05 as a percent =
  7. 7.3/5 as a percent =
  8. 8.Which fraction is 0.4? (a) 2/5 (b) 3/10 (c) 9/10 (d) 3/5
  9. 9.3/5 as a percent =
  10. 10.1/2 as a percent =
  11. 11.0.8 as a percent =
  12. 12.60% as a decimal =
  13. 13.3/5 as a percent =
  14. 14.3/4 as a percent =
  15. 15.0.4 as a percent =
  16. 16.Which fraction is 0.65? (a) 13/20 (b) 1/4 (c) 11/20 (d) 1/5
  17. 17.1/8 as a percent =
  18. 18.15% as a decimal =
  19. 19.65% as a decimal =
  20. 20.65% as a decimal =
  21. 21.1/5 as a percent =
  22. 22.9/10 as a percent =
  23. 23.7/20 as a percent =
  24. 24.0.8 as a percent =
  25. 25.19/20 as a percent =
  26. 26.0.15 as a percent =
  27. 27.75% as a decimal =
  28. 28.0.9 as a percent =
  29. 29.15% as a decimal =
  30. 30.Which fraction is 75%? (a) 3/5 (b) 3/4 (c) 1/4 (d) 9/20
  31. 31.0.25 as a percent =
  32. 32.0.8 as a percent =
  33. 33.25% as a decimal =
  34. 34.1/8 as a percent =
  35. 35.Which fraction is 85%? (a) 1/5 (b) 13/20 (c) 5/8 (d) 17/20
  36. 36.0.7 as a percent =
  37. 37.1/4 as a percent =
  38. 38.65% as a decimal =
  39. 39.0.15 as a percent =
  40. 40.1/20 as a percent =

Answer key

  1. 20
  2. 15
  3. 1/2
  4. 90
  5. 10
  6. 5
  7. 60
  8. 2/5
  9. 60
  10. 50
  11. 80
  12. 0.6
  13. 60
  14. 75
  15. 40
  16. 13/20
  17. 12.5
  18. 0.15
  19. 0.65
  20. 0.65
  21. 20
  22. 90
  23. 35
  24. 80
  25. 95
  26. 15
  27. 0.75
  28. 90
  29. 0.15
  30. 3/4
  31. 25
  32. 80
  33. 0.25
  34. 12.5
  35. 17/20
  36. 70
  37. 25
  38. 0.65
  39. 15
  40. 5

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