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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 15 · 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. 1.85% as a decimal =
  2. 2.7/8 as a percent =
  3. 3.Which fraction is 30%? (a) 3/10 (b) 9/10 (c) 9/20 (d) 7/20
  4. 4.Which fraction is 0.6? (a) 7/20 (b) 9/10 (c) 3/5 (d) 3/20
  5. 5.10% as a decimal =
  6. 6.Which fraction is 0.125? (a) 1/10 (b) 1/8 (c) 4/5 (d) 7/8
  7. 7.0.8 as a percent =
  8. 8.11/20 as a percent =
  9. 9.0.3 as a percent =
  10. 10.9/20 as a percent =
  11. 11.Which fraction is 0.1? (a) 7/8 (b) 1/10 (c) 3/20 (d) 1/4
  12. 12.Which fraction is 87.5%? (a) 1/10 (b) 2/5 (c) 17/20 (d) 7/8
  13. 13.17/20 as a percent =
  14. 14.11/20 as a percent =
  15. 15.0.375 as a percent =
  16. 16.Which fraction is 0.375? (a) 19/20 (b) 3/8 (c) 2/5 (d) 1/4
  17. 17.Which fraction is 87.5%? (a) 2/5 (b) 7/10 (c) 7/20 (d) 7/8
  18. 18.20% as a decimal =
  19. 19.7/10 as a percent =
  20. 20.0.4 as a percent =
  21. 21.35% as a decimal =
  22. 22.Which fraction is 10%? (a) 3/8 (b) 4/5 (c) 9/10 (d) 1/10
  23. 23.Which fraction is 0.75? (a) 3/4 (b) 2/5 (c) 3/8 (d) 1/4
  24. 24.25% as a decimal =
  25. 25.19/20 as a percent =
  26. 26.0.25 as a percent =
  27. 27.Which fraction is 0.7? (a) 7/10 (b) 1/2 (c) 1/5 (d) 2/5
  28. 28.13/20 as a percent =
  29. 29.35% as a decimal =
  30. 30.62.5% as a decimal =
  31. 31.30% as a decimal =
  32. 32.35% as a decimal =
  33. 33.Which fraction is 45%? (a) 9/10 (b) 7/8 (c) 9/20 (d) 7/20
  34. 34.Which fraction is 90%? (a) 9/10 (b) 3/20 (c) 7/8 (d) 5/8
  35. 35.7/10 as a percent =
  36. 36.0.9 as a percent =
  37. 37.1/4 as a percent =
  38. 38.25% as a decimal =
  39. 39.0.875 as a percent =
  40. 40.0.45 as a percent =

Answer key

  1. 0.85
  2. 87.5
  3. 3/10
  4. 3/5
  5. 0.1
  6. 1/8
  7. 80
  8. 55
  9. 30
  10. 45
  11. 1/10
  12. 7/8
  13. 85
  14. 55
  15. 37.5
  16. 3/8
  17. 7/8
  18. 0.2
  19. 70
  20. 40
  21. 0.35
  22. 1/10
  23. 3/4
  24. 0.25
  25. 95
  26. 25
  27. 7/10
  28. 65
  29. 0.35
  30. 0.625
  31. 0.3
  32. 0.35
  33. 9/20
  34. 9/10
  35. 70
  36. 90
  37. 25
  38. 0.25
  39. 87.5
  40. 45

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