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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 201 · 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 87.5%? (a) 19/20 (b) 1/4 (c) 7/8 (d) 3/10
  2. 2.1/5 as a percent =
  3. 3.0.4 as a percent =
  4. 4.3/20 as a percent =
  5. 5.Which fraction is 20%? (a) 7/10 (b) 1/5 (c) 3/8 (d) 11/20
  6. 6.7/10 as a percent =
  7. 7.0.6 as a percent =
  8. 8.5/8 as a percent =
  9. 9.Which fraction is 0.15? (a) 1/10 (b) 3/20 (c) 13/20 (d) 1/2
  10. 10.0.5 as a percent =
  11. 11.5% as a decimal =
  12. 12.9/10 as a percent =
  13. 13.37.5% as a decimal =
  14. 14.85% as a decimal =
  15. 15.0.375 as a percent =
  16. 16.13/20 as a percent =
  17. 17.85% as a decimal =
  18. 18.9/20 as a percent =
  19. 19.0.85 as a percent =
  20. 20.Which fraction is 0.875? (a) 1/4 (b) 3/5 (c) 1/2 (d) 7/8
  21. 21.85% as a decimal =
  22. 22.Which fraction is 0.75? (a) 3/10 (b) 3/4 (c) 7/20 (d) 1/20
  23. 23.17/20 as a percent =
  24. 24.Which fraction is 0.95? (a) 3/5 (b) 9/20 (c) 1/4 (d) 19/20
  25. 25.Which fraction is 35%? (a) 1/2 (b) 7/10 (c) 3/10 (d) 7/20
  26. 26.Which fraction is 0.45? (a) 17/20 (b) 9/20 (c) 1/2 (d) 7/8
  27. 27.2/5 as a percent =
  28. 28.Which fraction is 0.4? (a) 11/20 (b) 1/10 (c) 4/5 (d) 2/5
  29. 29.0.875 as a percent =
  30. 30.5/8 as a percent =
  31. 31.0.75 as a percent =
  32. 32.35% as a decimal =
  33. 33.87.5% as a decimal =
  34. 34.Which fraction is 80%? (a) 4/5 (b) 7/10 (c) 3/5 (d) 11/20
  35. 35.40% as a decimal =
  36. 36.0.15 as a percent =
  37. 37.Which fraction is 0.125? (a) 2/5 (b) 1/20 (c) 1/4 (d) 1/8
  38. 38.7/20 as a percent =
  39. 39.30% as a decimal =
  40. 40.0.25 as a percent =

Answer key

  1. 7/8
  2. 20
  3. 40
  4. 15
  5. 1/5
  6. 70
  7. 60
  8. 62.5
  9. 3/20
  10. 50
  11. 0.05
  12. 90
  13. 0.375
  14. 0.85
  15. 37.5
  16. 65
  17. 0.85
  18. 45
  19. 85
  20. 7/8
  21. 0.85
  22. 3/4
  23. 85
  24. 19/20
  25. 7/20
  26. 9/20
  27. 40
  28. 2/5
  29. 87.5
  30. 62.5
  31. 75
  32. 0.35
  33. 0.875
  34. 4/5
  35. 0.4
  36. 15
  37. 1/8
  38. 35
  39. 0.3
  40. 25

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