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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 545 · 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. 1.0.3 as a percent =
  2. 2.3/4 as a percent =
  3. 3.0.75 as a percent =
  4. 4.9/20 as a percent =
  5. 5.Which fraction is 80%? (a) 1/5 (b) 1/10 (c) 2/5 (d) 4/5
  6. 6.Which fraction is 0.75? (a) 1/8 (b) 2/5 (c) 3/4 (d) 17/20
  7. 7.0.45 as a percent =
  8. 8.15% as a decimal =
  9. 9.Which fraction is 75%? (a) 3/8 (b) 1/5 (c) 3/4 (d) 5/8
  10. 10.3/4 as a percent =
  11. 11.Which fraction is 10%? (a) 1/2 (b) 1/10 (c) 3/10 (d) 9/10
  12. 12.0.2 as a percent =
  13. 13.Which fraction is 0.25? (a) 2/5 (b) 1/10 (c) 9/20 (d) 1/4
  14. 14.0.875 as a percent =
  15. 15.0.6 as a percent =
  16. 16.0.875 as a percent =
  17. 17.62.5% as a decimal =
  18. 18.9/20 as a percent =
  19. 19.7/10 as a percent =
  20. 20.17/20 as a percent =
  21. 21.0.65 as a percent =
  22. 22.Which fraction is 0.25? (a) 4/5 (b) 13/20 (c) 1/4 (d) 1/10
  23. 23.3/5 as a percent =
  24. 24.3/5 as a percent =
  25. 25.13/20 as a percent =
  26. 26.Which fraction is 0.3? (a) 2/5 (b) 3/4 (c) 3/20 (d) 3/10
  27. 27.9/20 as a percent =
  28. 28.0.8 as a percent =
  29. 29.Which fraction is 0.05? (a) 17/20 (b) 7/20 (c) 1/20 (d) 9/10
  30. 30.Which fraction is 0.625? (a) 4/5 (b) 2/5 (c) 19/20 (d) 5/8
  31. 31.0.55 as a percent =
  32. 32.Which fraction is 35%? (a) 1/5 (b) 7/20 (c) 4/5 (d) 7/10
  33. 33.0.55 as a percent =
  34. 34.9/10 as a percent =
  35. 35.45% as a decimal =
  36. 36.Which fraction is 25%? (a) 3/10 (b) 1/5 (c) 1/4 (d) 7/8
  37. 37.1/8 as a percent =
  38. 38.0.3 as a percent =
  39. 39.Which fraction is 37.5%? (a) 3/5 (b) 9/20 (c) 17/20 (d) 3/8
  40. 40.Which fraction is 70%? (a) 1/2 (b) 7/10 (c) 9/10 (d) 1/5

Answer key

  1. 30
  2. 75
  3. 75
  4. 45
  5. 4/5
  6. 3/4
  7. 45
  8. 0.15
  9. 3/4
  10. 75
  11. 1/10
  12. 20
  13. 1/4
  14. 87.5
  15. 60
  16. 87.5
  17. 0.625
  18. 45
  19. 70
  20. 85
  21. 65
  22. 1/4
  23. 60
  24. 60
  25. 65
  26. 3/10
  27. 45
  28. 80
  29. 1/20
  30. 5/8
  31. 55
  32. 7/20
  33. 55
  34. 90
  35. 0.45
  36. 1/4
  37. 12.5
  38. 30
  39. 3/8
  40. 7/10

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