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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 743 · 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.Which fraction is 50%? (a) 17/20 (b) 1/8 (c) 1/2 (d) 2/5
  2. 2.Which fraction is 0.875? (a) 7/20 (b) 3/10 (c) 7/10 (d) 7/8
  3. 3.1/5 as a percent =
  4. 4.Which fraction is 0.5? (a) 1/2 (b) 9/20 (c) 11/20 (d) 3/8
  5. 5.Which fraction is 0.4? (a) 7/8 (b) 1/4 (c) 1/5 (d) 2/5
  6. 6.0.25 as a percent =
  7. 7.0.6 as a percent =
  8. 8.3/4 as a percent =
  9. 9.Which fraction is 0.9? (a) 7/20 (b) 9/10 (c) 3/4 (d) 9/20
  10. 10.75% as a decimal =
  11. 11.Which fraction is 12.5%? (a) 1/8 (b) 1/10 (c) 4/5 (d) 13/20
  12. 12.0.65 as a percent =
  13. 13.Which fraction is 0.45? (a) 9/20 (b) 1/4 (c) 1/2 (d) 13/20
  14. 14.Which fraction is 0.2? (a) 1/5 (b) 1/10 (c) 3/8 (d) 13/20
  15. 15.9/10 as a percent =
  16. 16.Which fraction is 0.1? (a) 17/20 (b) 2/5 (c) 1/10 (d) 3/20
  17. 17.30% as a decimal =
  18. 18.Which fraction is 0.25? (a) 1/8 (b) 7/20 (c) 1/4 (d) 7/10
  19. 19.85% as a decimal =
  20. 20.1/8 as a percent =
  21. 21.7/10 as a percent =
  22. 22.Which fraction is 37.5%? (a) 7/8 (b) 9/10 (c) 3/8 (d) 7/20
  23. 23.Which fraction is 60%? (a) 3/20 (b) 7/8 (c) 3/5 (d) 7/10
  24. 24.5% as a decimal =
  25. 25.Which fraction is 0.5? (a) 2/5 (b) 1/2 (c) 1/8 (d) 7/10
  26. 26.0.15 as a percent =
  27. 27.3/8 as a percent =
  28. 28.9/10 as a percent =
  29. 29.7/8 as a percent =
  30. 30.1/20 as a percent =
  31. 31.10% as a decimal =
  32. 32.2/5 as a percent =
  33. 33.0.4 as a percent =
  34. 34.0.625 as a percent =
  35. 35.0.3 as a percent =
  36. 36.Which fraction is 70%? (a) 17/20 (b) 7/10 (c) 11/20 (d) 5/8
  37. 37.70% as a decimal =
  38. 38.0.875 as a percent =
  39. 39.0.85 as a percent =
  40. 40.19/20 as a percent =

Answer key

  1. 1/2
  2. 7/8
  3. 20
  4. 1/2
  5. 2/5
  6. 25
  7. 60
  8. 75
  9. 9/10
  10. 0.75
  11. 1/8
  12. 65
  13. 9/20
  14. 1/5
  15. 90
  16. 1/10
  17. 0.3
  18. 1/4
  19. 0.85
  20. 12.5
  21. 70
  22. 3/8
  23. 3/5
  24. 0.05
  25. 1/2
  26. 15
  27. 37.5
  28. 90
  29. 87.5
  30. 5
  31. 0.1
  32. 40
  33. 40
  34. 62.5
  35. 30
  36. 7/10
  37. 0.7
  38. 87.5
  39. 85
  40. 95

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