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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 412 · 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. 1.0.55 as a percent =
  2. 2.11/20 as a percent =
  3. 3.10% as a decimal =
  4. 4.0.1 as a percent =
  5. 5.Which fraction is 0.3? (a) 1/2 (b) 13/20 (c) 1/8 (d) 3/10
  6. 6.0.65 as a percent =
  7. 7.55% as a decimal =
  8. 8.1/4 as a percent =
  9. 9.20% as a decimal =
  10. 10.90% as a decimal =
  11. 11.0.9 as a percent =
  12. 12.0.55 as a percent =
  13. 13.0.5 as a percent =
  14. 14.0.05 as a percent =
  15. 15.0.8 as a percent =
  16. 16.1/2 as a percent =
  17. 17.Which fraction is 30%? (a) 3/10 (b) 3/8 (c) 1/4 (d) 3/20
  18. 18.13/20 as a percent =
  19. 19.Which fraction is 0.2? (a) 9/10 (b) 3/4 (c) 1/5 (d) 19/20
  20. 20.50% as a decimal =
  21. 21.0.4 as a percent =
  22. 22.40% as a decimal =
  23. 23.0.65 as a percent =
  24. 24.40% as a decimal =
  25. 25.Which fraction is 0.95? (a) 1/8 (b) 19/20 (c) 3/4 (d) 1/10
  26. 26.Which fraction is 45%? (a) 1/10 (b) 3/10 (c) 9/20 (d) 7/20
  27. 27.Which fraction is 85%? (a) 17/20 (b) 9/20 (c) 1/8 (d) 3/10
  28. 28.9/10 as a percent =
  29. 29.Which fraction is 0.4? (a) 3/5 (b) 7/8 (c) 1/2 (d) 2/5
  30. 30.9/20 as a percent =
  31. 31.17/20 as a percent =
  32. 32.Which fraction is 62.5%? (a) 2/5 (b) 5/8 (c) 1/5 (d) 4/5
  33. 33.Which fraction is 0.85? (a) 3/10 (b) 1/20 (c) 1/4 (d) 17/20
  34. 34.Which fraction is 80%? (a) 5/8 (b) 4/5 (c) 9/10 (d) 7/8
  35. 35.45% as a decimal =
  36. 36.45% as a decimal =
  37. 37.7/20 as a percent =
  38. 38.3/5 as a percent =
  39. 39.0.05 as a percent =
  40. 40.25% as a decimal =

Answer key

  1. 55
  2. 55
  3. 0.1
  4. 10
  5. 3/10
  6. 65
  7. 0.55
  8. 25
  9. 0.2
  10. 0.9
  11. 90
  12. 55
  13. 50
  14. 5
  15. 80
  16. 50
  17. 3/10
  18. 65
  19. 1/5
  20. 0.5
  21. 40
  22. 0.4
  23. 65
  24. 0.4
  25. 19/20
  26. 9/20
  27. 17/20
  28. 90
  29. 2/5
  30. 45
  31. 85
  32. 5/8
  33. 17/20
  34. 4/5
  35. 0.45
  36. 0.45
  37. 35
  38. 60
  39. 5
  40. 0.25

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