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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 846 · 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. 1.0.9 as a percent =
  2. 2.11/20 as a percent =
  3. 3.0.7 as a percent =
  4. 4.12.5% as a decimal =
  5. 5.20% as a decimal =
  6. 6.25% as a decimal =
  7. 7.1/5 as a percent =
  8. 8.Which fraction is 85%? (a) 5/8 (b) 1/10 (c) 17/20 (d) 9/10
  9. 9.Which fraction is 0.6? (a) 1/4 (b) 3/4 (c) 3/5 (d) 4/5
  10. 10.3/10 as a percent =
  11. 11.9/10 as a percent =
  12. 12.0.2 as a percent =
  13. 13.0.7 as a percent =
  14. 14.3/20 as a percent =
  15. 15.17/20 as a percent =
  16. 16.15% as a decimal =
  17. 17.12.5% as a decimal =
  18. 18.0.8 as a percent =
  19. 19.0.55 as a percent =
  20. 20.37.5% as a decimal =
  21. 21.85% as a decimal =
  22. 22.Which fraction is 80%? (a) 1/4 (b) 11/20 (c) 9/10 (d) 4/5
  23. 23.90% as a decimal =
  24. 24.Which fraction is 0.4? (a) 1/8 (b) 7/8 (c) 19/20 (d) 2/5
  25. 25.0.75 as a percent =
  26. 26.Which fraction is 15%? (a) 11/20 (b) 3/20 (c) 3/4 (d) 19/20
  27. 27.25% as a decimal =
  28. 28.0.8 as a percent =
  29. 29.50% as a decimal =
  30. 30.62.5% as a decimal =
  31. 31.Which fraction is 55%? (a) 19/20 (b) 5/8 (c) 11/20 (d) 3/10
  32. 32.3/4 as a percent =
  33. 33.0.875 as a percent =
  34. 34.7/20 as a percent =
  35. 35.2/5 as a percent =
  36. 36.12.5% as a decimal =
  37. 37.7/10 as a percent =
  38. 38.Which fraction is 0.4? (a) 4/5 (b) 2/5 (c) 7/20 (d) 5/8
  39. 39.30% as a decimal =
  40. 40.0.2 as a percent =

Answer key

  1. 90
  2. 55
  3. 70
  4. 0.125
  5. 0.2
  6. 0.25
  7. 20
  8. 17/20
  9. 3/5
  10. 30
  11. 90
  12. 20
  13. 70
  14. 15
  15. 85
  16. 0.15
  17. 0.125
  18. 80
  19. 55
  20. 0.375
  21. 0.85
  22. 4/5
  23. 0.9
  24. 2/5
  25. 75
  26. 3/20
  27. 0.25
  28. 80
  29. 0.5
  30. 0.625
  31. 11/20
  32. 75
  33. 87.5
  34. 35
  35. 40
  36. 0.125
  37. 70
  38. 2/5
  39. 0.3
  40. 20

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