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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 159 · 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. 1.1/2 as a percent =
  2. 2.0.8 as a percent =
  3. 3.0.05 as a percent =
  4. 4.0.95 as a percent =
  5. 5.0.45 as a percent =
  6. 6.1/2 as a percent =
  7. 7.Which fraction is 0.75? (a) 1/2 (b) 1/5 (c) 7/10 (d) 3/4
  8. 8.Which fraction is 20%? (a) 1/5 (b) 7/20 (c) 5/8 (d) 1/2
  9. 9.2/5 as a percent =
  10. 10.9/10 as a percent =
  11. 11.0.35 as a percent =
  12. 12.80% as a decimal =
  13. 13.10% as a decimal =
  14. 14.65% as a decimal =
  15. 15.0.2 as a percent =
  16. 16.Which fraction is 10%? (a) 1/5 (b) 1/10 (c) 3/20 (d) 19/20
  17. 17.Which fraction is 0.25? (a) 7/10 (b) 3/5 (c) 1/4 (d) 7/8
  18. 18.3/4 as a percent =
  19. 19.85% as a decimal =
  20. 20.0.5 as a percent =
  21. 21.50% as a decimal =
  22. 22.3/4 as a percent =
  23. 23.0.05 as a percent =
  24. 24.3/8 as a percent =
  25. 25.Which fraction is 65%? (a) 1/20 (b) 13/20 (c) 1/5 (d) 3/4
  26. 26.Which fraction is 0.4? (a) 2/5 (b) 1/2 (c) 3/4 (d) 11/20
  27. 27.0.5 as a percent =
  28. 28.0.5 as a percent =
  29. 29.Which fraction is 90%? (a) 9/20 (b) 1/5 (c) 17/20 (d) 9/10
  30. 30.4/5 as a percent =
  31. 31.7/10 as a percent =
  32. 32.0.8 as a percent =
  33. 33.0.95 as a percent =
  34. 34.62.5% as a decimal =
  35. 35.7/10 as a percent =
  36. 36.87.5% as a decimal =
  37. 37.1/10 as a percent =
  38. 38.13/20 as a percent =
  39. 39.11/20 as a percent =
  40. 40.75% as a decimal =

Answer key

  1. 50
  2. 80
  3. 5
  4. 95
  5. 45
  6. 50
  7. 3/4
  8. 1/5
  9. 40
  10. 90
  11. 35
  12. 0.8
  13. 0.1
  14. 0.65
  15. 20
  16. 1/10
  17. 1/4
  18. 75
  19. 0.85
  20. 50
  21. 0.5
  22. 75
  23. 5
  24. 37.5
  25. 13/20
  26. 2/5
  27. 50
  28. 50
  29. 9/10
  30. 80
  31. 70
  32. 80
  33. 95
  34. 0.625
  35. 70
  36. 0.875
  37. 10
  38. 65
  39. 55
  40. 0.75

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