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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 146 · 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.Which fraction is 20%? (a) 3/4 (b) 7/8 (c) 1/5 (d) 17/20
  2. 2.0.625 as a percent =
  3. 3.1/10 as a percent =
  4. 4.1/2 as a percent =
  5. 5.Which fraction is 20%? (a) 1/4 (b) 9/10 (c) 1/5 (d) 1/20
  6. 6.1/20 as a percent =
  7. 7.55% as a decimal =
  8. 8.60% as a decimal =
  9. 9.60% as a decimal =
  10. 10.13/20 as a percent =
  11. 11.1/2 as a percent =
  12. 12.45% as a decimal =
  13. 13.40% as a decimal =
  14. 14.65% as a decimal =
  15. 15.0.45 as a percent =
  16. 16.0.95 as a percent =
  17. 17.20% as a decimal =
  18. 18.3/20 as a percent =
  19. 19.35% as a decimal =
  20. 20.11/20 as a percent =
  21. 21.9/20 as a percent =
  22. 22.9/20 as a percent =
  23. 23.20% as a decimal =
  24. 24.13/20 as a percent =
  25. 25.3/4 as a percent =
  26. 26.Which fraction is 0.1? (a) 1/5 (b) 1/10 (c) 3/5 (d) 1/2
  27. 27.9/10 as a percent =
  28. 28.Which fraction is 87.5%? (a) 7/8 (b) 9/20 (c) 1/5 (d) 1/2
  29. 29.0.1 as a percent =
  30. 30.0.55 as a percent =
  31. 31.10% as a decimal =
  32. 32.7/20 as a percent =
  33. 33.3/10 as a percent =
  34. 34.0.2 as a percent =
  35. 35.7/20 as a percent =
  36. 36.9/20 as a percent =
  37. 37.Which fraction is 0.95? (a) 17/20 (b) 3/8 (c) 19/20 (d) 7/8
  38. 38.3/4 as a percent =
  39. 39.0.8 as a percent =
  40. 40.Which fraction is 0.4? (a) 1/2 (b) 11/20 (c) 2/5 (d) 17/20

Answer key

  1. 1/5
  2. 62.5
  3. 10
  4. 50
  5. 1/5
  6. 5
  7. 0.55
  8. 0.6
  9. 0.6
  10. 65
  11. 50
  12. 0.45
  13. 0.4
  14. 0.65
  15. 45
  16. 95
  17. 0.2
  18. 15
  19. 0.35
  20. 55
  21. 45
  22. 45
  23. 0.2
  24. 65
  25. 75
  26. 1/10
  27. 90
  28. 7/8
  29. 10
  30. 55
  31. 0.1
  32. 35
  33. 30
  34. 20
  35. 35
  36. 45
  37. 19/20
  38. 75
  39. 80
  40. 2/5

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