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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 767 · 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. 1.5% as a decimal =
  2. 2.0.7 as a percent =
  3. 3.0.35 as a percent =
  4. 4.2/5 as a percent =
  5. 5.0.15 as a percent =
  6. 6.Which fraction is 95%? (a) 3/8 (b) 19/20 (c) 1/8 (d) 2/5
  7. 7.3/8 as a percent =
  8. 8.25% as a decimal =
  9. 9.1/5 as a percent =
  10. 10.1/20 as a percent =
  11. 11.15% as a decimal =
  12. 12.Which fraction is 70%? (a) 5/8 (b) 7/20 (c) 7/10 (d) 2/5
  13. 13.90% as a decimal =
  14. 14.0.7 as a percent =
  15. 15.Which fraction is 20%? (a) 3/10 (b) 1/5 (c) 11/20 (d) 1/2
  16. 16.0.4 as a percent =
  17. 17.0.05 as a percent =
  18. 18.65% as a decimal =
  19. 19.Which fraction is 35%? (a) 1/10 (b) 7/20 (c) 9/20 (d) 7/8
  20. 20.1/4 as a percent =
  21. 21.Which fraction is 70%? (a) 3/10 (b) 3/8 (c) 7/10 (d) 7/8
  22. 22.45% as a decimal =
  23. 23.17/20 as a percent =
  24. 24.70% as a decimal =
  25. 25.55% as a decimal =
  26. 26.0.9 as a percent =
  27. 27.80% as a decimal =
  28. 28.0.6 as a percent =
  29. 29.95% as a decimal =
  30. 30.65% as a decimal =
  31. 31.0.1 as a percent =
  32. 32.70% as a decimal =
  33. 33.7/10 as a percent =
  34. 34.17/20 as a percent =
  35. 35.0.15 as a percent =
  36. 36.3/20 as a percent =
  37. 37.75% as a decimal =
  38. 38.1/20 as a percent =
  39. 39.0.4 as a percent =
  40. 40.Which fraction is 50%? (a) 1/4 (b) 3/4 (c) 1/2 (d) 4/5

Answer key

  1. 0.05
  2. 70
  3. 35
  4. 40
  5. 15
  6. 19/20
  7. 37.5
  8. 0.25
  9. 20
  10. 5
  11. 0.15
  12. 7/10
  13. 0.9
  14. 70
  15. 1/5
  16. 40
  17. 5
  18. 0.65
  19. 7/20
  20. 25
  21. 7/10
  22. 0.45
  23. 85
  24. 0.7
  25. 0.55
  26. 90
  27. 0.8
  28. 60
  29. 0.95
  30. 0.65
  31. 10
  32. 0.7
  33. 70
  34. 85
  35. 15
  36. 15
  37. 0.75
  38. 5
  39. 40
  40. 1/2

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