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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 651 · 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 0.8? (a) 1/2 (b) 9/10 (c) 4/5 (d) 7/20
  2. 2.3/10 as a percent =
  3. 3.90% as a decimal =
  4. 4.15% as a decimal =
  5. 5.0.05 as a percent =
  6. 6.15% as a decimal =
  7. 7.0.625 as a percent =
  8. 8.62.5% as a decimal =
  9. 9.87.5% as a decimal =
  10. 10.1/4 as a percent =
  11. 11.19/20 as a percent =
  12. 12.0.3 as a percent =
  13. 13.Which fraction is 87.5%? (a) 1/4 (b) 7/8 (c) 2/5 (d) 13/20
  14. 14.0.15 as a percent =
  15. 15.40% as a decimal =
  16. 16.10% as a decimal =
  17. 17.Which fraction is 10%? (a) 7/20 (b) 3/5 (c) 1/4 (d) 1/10
  18. 18.3/10 as a percent =
  19. 19.0.6 as a percent =
  20. 20.Which fraction is 25%? (a) 1/4 (b) 5/8 (c) 7/10 (d) 1/2
  21. 21.Which fraction is 55%? (a) 7/8 (b) 11/20 (c) 1/4 (d) 9/10
  22. 22.Which fraction is 0.75? (a) 4/5 (b) 11/20 (c) 3/4 (d) 3/5
  23. 23.0.65 as a percent =
  24. 24.11/20 as a percent =
  25. 25.Which fraction is 0.55? (a) 11/20 (b) 2/5 (c) 7/20 (d) 1/8
  26. 26.0.95 as a percent =
  27. 27.Which fraction is 75%? (a) 3/4 (b) 5/8 (c) 17/20 (d) 3/5
  28. 28.15% as a decimal =
  29. 29.0.5 as a percent =
  30. 30.85% as a decimal =
  31. 31.5% as a decimal =
  32. 32.37.5% as a decimal =
  33. 33.Which fraction is 90%? (a) 11/20 (b) 9/10 (c) 3/4 (d) 3/10
  34. 34.60% as a decimal =
  35. 35.25% as a decimal =
  36. 36.7/10 as a percent =
  37. 37.0.3 as a percent =
  38. 38.80% as a decimal =
  39. 39.Which fraction is 0.5? (a) 1/2 (b) 1/8 (c) 7/8 (d) 4/5
  40. 40.1/5 as a percent =

Answer key

  1. 4/5
  2. 30
  3. 0.9
  4. 0.15
  5. 5
  6. 0.15
  7. 62.5
  8. 0.625
  9. 0.875
  10. 25
  11. 95
  12. 30
  13. 7/8
  14. 15
  15. 0.4
  16. 0.1
  17. 1/10
  18. 30
  19. 60
  20. 1/4
  21. 11/20
  22. 3/4
  23. 65
  24. 55
  25. 11/20
  26. 95
  27. 3/4
  28. 0.15
  29. 50
  30. 0.85
  31. 0.05
  32. 0.375
  33. 9/10
  34. 0.6
  35. 0.25
  36. 70
  37. 30
  38. 0.8
  39. 1/2
  40. 20

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