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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 834 · 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. 1.45% as a decimal =
  2. 2.15% as a decimal =
  3. 3.Which fraction is 0.3? (a) 7/8 (b) 1/2 (c) 2/5 (d) 3/10
  4. 4.0.7 as a percent =
  5. 5.1/2 as a percent =
  6. 6.0.3 as a percent =
  7. 7.0.875 as a percent =
  8. 8.9/20 as a percent =
  9. 9.1/5 as a percent =
  10. 10.62.5% as a decimal =
  11. 11.25% as a decimal =
  12. 12.0.9 as a percent =
  13. 13.19/20 as a percent =
  14. 14.1/2 as a percent =
  15. 15.65% as a decimal =
  16. 16.Which fraction is 10%? (a) 1/5 (b) 7/8 (c) 9/20 (d) 1/10
  17. 17.7/10 as a percent =
  18. 18.Which fraction is 0.375? (a) 4/5 (b) 9/10 (c) 1/4 (d) 3/8
  19. 19.Which fraction is 0.95? (a) 1/8 (b) 3/20 (c) 19/20 (d) 13/20
  20. 20.1/4 as a percent =
  21. 21.Which fraction is 80%? (a) 3/4 (b) 1/2 (c) 13/20 (d) 4/5
  22. 22.Which fraction is 0.25? (a) 1/4 (b) 3/10 (c) 9/10 (d) 5/8
  23. 23.60% as a decimal =
  24. 24.1/10 as a percent =
  25. 25.Which fraction is 0.6? (a) 3/5 (b) 9/10 (c) 7/8 (d) 1/8
  26. 26.Which fraction is 0.625? (a) 1/8 (b) 5/8 (c) 7/10 (d) 3/8
  27. 27.1/5 as a percent =
  28. 28.Which fraction is 25%? (a) 17/20 (b) 7/20 (c) 1/4 (d) 2/5
  29. 29.Which fraction is 75%? (a) 11/20 (b) 7/8 (c) 3/4 (d) 13/20
  30. 30.Which fraction is 0.9? (a) 3/5 (b) 2/5 (c) 3/20 (d) 9/10
  31. 31.15% as a decimal =
  32. 32.5/8 as a percent =
  33. 33.1/8 as a percent =
  34. 34.60% as a decimal =
  35. 35.Which fraction is 20%? (a) 4/5 (b) 7/10 (c) 2/5 (d) 1/5
  36. 36.0.6 as a percent =
  37. 37.0.5 as a percent =
  38. 38.0.95 as a percent =
  39. 39.1/5 as a percent =
  40. 40.0.375 as a percent =

Answer key

  1. 0.45
  2. 0.15
  3. 3/10
  4. 70
  5. 50
  6. 30
  7. 87.5
  8. 45
  9. 20
  10. 0.625
  11. 0.25
  12. 90
  13. 95
  14. 50
  15. 0.65
  16. 1/10
  17. 70
  18. 3/8
  19. 19/20
  20. 25
  21. 4/5
  22. 1/4
  23. 0.6
  24. 10
  25. 3/5
  26. 5/8
  27. 20
  28. 1/4
  29. 3/4
  30. 9/10
  31. 0.15
  32. 62.5
  33. 12.5
  34. 0.6
  35. 1/5
  36. 60
  37. 50
  38. 95
  39. 20
  40. 37.5

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