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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 907 · 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. 1.1/8 as a percent =
  2. 2.9/20 as a percent =
  3. 3.1/20 as a percent =
  4. 4.70% as a decimal =
  5. 5.1/10 as a percent =
  6. 6.2/5 as a percent =
  7. 7.Which fraction is 0.375? (a) 9/10 (b) 3/8 (c) 7/8 (d) 1/5
  8. 8.1/10 as a percent =
  9. 9.0.625 as a percent =
  10. 10.70% as a decimal =
  11. 11.9/10 as a percent =
  12. 12.1/2 as a percent =
  13. 13.10% as a decimal =
  14. 14.Which fraction is 0.05? (a) 9/20 (b) 11/20 (c) 1/20 (d) 17/20
  15. 15.40% as a decimal =
  16. 16.0.1 as a percent =
  17. 17.11/20 as a percent =
  18. 18.65% as a decimal =
  19. 19.2/5 as a percent =
  20. 20.87.5% as a decimal =
  21. 21.Which fraction is 40%? (a) 2/5 (b) 19/20 (c) 7/8 (d) 1/5
  22. 22.1/2 as a percent =
  23. 23.40% as a decimal =
  24. 24.Which fraction is 35%? (a) 1/5 (b) 7/10 (c) 19/20 (d) 7/20
  25. 25.Which fraction is 0.75? (a) 1/2 (b) 1/20 (c) 3/4 (d) 11/20
  26. 26.Which fraction is 15%? (a) 1/8 (b) 4/5 (c) 7/8 (d) 3/20
  27. 27.0.75 as a percent =
  28. 28.3/4 as a percent =
  29. 29.Which fraction is 0.15? (a) 3/20 (b) 7/20 (c) 1/4 (d) 9/10
  30. 30.20% as a decimal =
  31. 31.3/20 as a percent =
  32. 32.0.65 as a percent =
  33. 33.75% as a decimal =
  34. 34.13/20 as a percent =
  35. 35.0.55 as a percent =
  36. 36.19/20 as a percent =
  37. 37.0.65 as a percent =
  38. 38.5% as a decimal =
  39. 39.7/8 as a percent =
  40. 40.1/20 as a percent =

Answer key

  1. 12.5
  2. 45
  3. 5
  4. 0.7
  5. 10
  6. 40
  7. 3/8
  8. 10
  9. 62.5
  10. 0.7
  11. 90
  12. 50
  13. 0.1
  14. 1/20
  15. 0.4
  16. 10
  17. 55
  18. 0.65
  19. 40
  20. 0.875
  21. 2/5
  22. 50
  23. 0.4
  24. 7/20
  25. 3/4
  26. 3/20
  27. 75
  28. 75
  29. 3/20
  30. 0.2
  31. 15
  32. 65
  33. 0.75
  34. 65
  35. 55
  36. 95
  37. 65
  38. 0.05
  39. 87.5
  40. 5

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