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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 941 · 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. 1.10% as a decimal =
  2. 2.Which fraction is 85%? (a) 17/20 (b) 1/2 (c) 1/20 (d) 5/8
  3. 3.3/10 as a percent =
  4. 4.1/20 as a percent =
  5. 5.4/5 as a percent =
  6. 6.9/20 as a percent =
  7. 7.3/8 as a percent =
  8. 8.55% as a decimal =
  9. 9.Which fraction is 0.75? (a) 1/8 (b) 7/8 (c) 3/4 (d) 7/20
  10. 10.5/8 as a percent =
  11. 11.3/4 as a percent =
  12. 12.3/10 as a percent =
  13. 13.13/20 as a percent =
  14. 14.1/8 as a percent =
  15. 15.Which fraction is 95%? (a) 9/20 (b) 2/5 (c) 19/20 (d) 17/20
  16. 16.0.375 as a percent =
  17. 17.65% as a decimal =
  18. 18.65% as a decimal =
  19. 19.0.75 as a percent =
  20. 20.0.125 as a percent =
  21. 21.3/4 as a percent =
  22. 22.0.35 as a percent =
  23. 23.1/10 as a percent =
  24. 24.0.25 as a percent =
  25. 25.7/10 as a percent =
  26. 26.3/5 as a percent =
  27. 27.3/10 as a percent =
  28. 28.Which fraction is 40%? (a) 2/5 (b) 1/10 (c) 3/4 (d) 4/5
  29. 29.65% as a decimal =
  30. 30.90% as a decimal =
  31. 31.7/20 as a percent =
  32. 32.1/4 as a percent =
  33. 33.35% as a decimal =
  34. 34.Which fraction is 0.8? (a) 1/2 (b) 9/20 (c) 19/20 (d) 4/5
  35. 35.30% as a decimal =
  36. 36.Which fraction is 5%? (a) 7/20 (b) 9/20 (c) 1/8 (d) 1/20
  37. 37.7/8 as a percent =
  38. 38.2/5 as a percent =
  39. 39.3/5 as a percent =
  40. 40.62.5% as a decimal =

Answer key

  1. 0.1
  2. 17/20
  3. 30
  4. 5
  5. 80
  6. 45
  7. 37.5
  8. 0.55
  9. 3/4
  10. 62.5
  11. 75
  12. 30
  13. 65
  14. 12.5
  15. 19/20
  16. 37.5
  17. 0.65
  18. 0.65
  19. 75
  20. 12.5
  21. 75
  22. 35
  23. 10
  24. 25
  25. 70
  26. 60
  27. 30
  28. 2/5
  29. 0.65
  30. 0.9
  31. 35
  32. 25
  33. 0.35
  34. 4/5
  35. 0.3
  36. 1/20
  37. 87.5
  38. 40
  39. 60
  40. 0.625

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