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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 961 · 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. 1.65% as a decimal =
  2. 2.13/20 as a percent =
  3. 3.Which fraction is 0.5? (a) 1/5 (b) 1/4 (c) 4/5 (d) 1/2
  4. 4.70% as a decimal =
  5. 5.0.875 as a percent =
  6. 6.62.5% as a decimal =
  7. 7.10% as a decimal =
  8. 8.85% as a decimal =
  9. 9.0.25 as a percent =
  10. 10.7/20 as a percent =
  11. 11.7/8 as a percent =
  12. 12.3/5 as a percent =
  13. 13.Which fraction is 0.4? (a) 13/20 (b) 3/10 (c) 1/2 (d) 2/5
  14. 14.0.3 as a percent =
  15. 15.Which fraction is 0.875? (a) 1/20 (b) 11/20 (c) 7/8 (d) 5/8
  16. 16.Which fraction is 0.3? (a) 7/20 (b) 9/20 (c) 3/10 (d) 7/8
  17. 17.Which fraction is 0.85? (a) 7/10 (b) 17/20 (c) 2/5 (d) 3/5
  18. 18.1/10 as a percent =
  19. 19.65% as a decimal =
  20. 20.2/5 as a percent =
  21. 21.0.125 as a percent =
  22. 22.Which fraction is 0.75? (a) 7/20 (b) 3/20 (c) 3/4 (d) 1/2
  23. 23.62.5% as a decimal =
  24. 24.Which fraction is 50%? (a) 3/20 (b) 3/8 (c) 1/2 (d) 5/8
  25. 25.Which fraction is 40%? (a) 1/20 (b) 1/10 (c) 9/10 (d) 2/5
  26. 26.Which fraction is 0.9? (a) 2/5 (b) 17/20 (c) 9/10 (d) 3/4
  27. 27.0.05 as a percent =
  28. 28.0.625 as a percent =
  29. 29.0.25 as a percent =
  30. 30.19/20 as a percent =
  31. 31.20% as a decimal =
  32. 32.Which fraction is 0.55? (a) 11/20 (b) 3/5 (c) 17/20 (d) 2/5
  33. 33.7/20 as a percent =
  34. 34.11/20 as a percent =
  35. 35.Which fraction is 0.8? (a) 1/20 (b) 4/5 (c) 7/10 (d) 19/20
  36. 36.80% as a decimal =
  37. 37.Which fraction is 45%? (a) 9/20 (b) 7/8 (c) 11/20 (d) 3/10
  38. 38.60% as a decimal =
  39. 39.Which fraction is 0.3? (a) 7/8 (b) 1/20 (c) 3/10 (d) 2/5
  40. 40.0.3 as a percent =

Answer key

  1. 0.65
  2. 65
  3. 1/2
  4. 0.7
  5. 87.5
  6. 0.625
  7. 0.1
  8. 0.85
  9. 25
  10. 35
  11. 87.5
  12. 60
  13. 2/5
  14. 30
  15. 7/8
  16. 3/10
  17. 17/20
  18. 10
  19. 0.65
  20. 40
  21. 12.5
  22. 3/4
  23. 0.625
  24. 1/2
  25. 2/5
  26. 9/10
  27. 5
  28. 62.5
  29. 25
  30. 95
  31. 0.2
  32. 11/20
  33. 35
  34. 55
  35. 4/5
  36. 0.8
  37. 9/20
  38. 0.6
  39. 3/10
  40. 30

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