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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 496 · 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. 1.7/10 as a percent =
  2. 2.0.6 as a percent =
  3. 3.0.25 as a percent =
  4. 4.9/20 as a percent =
  5. 5.0.3 as a percent =
  6. 6.1/10 as a percent =
  7. 7.0.8 as a percent =
  8. 8.Which fraction is 87.5%? (a) 9/10 (b) 1/2 (c) 7/20 (d) 7/8
  9. 9.65% as a decimal =
  10. 10.60% as a decimal =
  11. 11.Which fraction is 0.05? (a) 1/2 (b) 5/8 (c) 4/5 (d) 1/20
  12. 12.1/4 as a percent =
  13. 13.Which fraction is 0.4? (a) 2/5 (b) 3/10 (c) 1/4 (d) 5/8
  14. 14.80% as a decimal =
  15. 15.0.9 as a percent =
  16. 16.35% as a decimal =
  17. 17.3/8 as a percent =
  18. 18.45% as a decimal =
  19. 19.3/10 as a percent =
  20. 20.0.65 as a percent =
  21. 21.0.25 as a percent =
  22. 22.0.35 as a percent =
  23. 23.0.8 as a percent =
  24. 24.3/5 as a percent =
  25. 25.Which fraction is 0.05? (a) 1/20 (b) 3/5 (c) 7/20 (d) 1/5
  26. 26.0.15 as a percent =
  27. 27.Which fraction is 62.5%? (a) 1/4 (b) 1/8 (c) 7/10 (d) 5/8
  28. 28.4/5 as a percent =
  29. 29.30% as a decimal =
  30. 30.Which fraction is 15%? (a) 3/8 (b) 3/20 (c) 9/10 (d) 17/20
  31. 31.30% as a decimal =
  32. 32.Which fraction is 40%? (a) 3/20 (b) 2/5 (c) 1/5 (d) 1/4
  33. 33.0.85 as a percent =
  34. 34.0.35 as a percent =
  35. 35.85% as a decimal =
  36. 36.0.55 as a percent =
  37. 37.13/20 as a percent =
  38. 38.Which fraction is 0.15? (a) 7/10 (b) 3/10 (c) 11/20 (d) 3/20
  39. 39.2/5 as a percent =
  40. 40.Which fraction is 0.7? (a) 1/20 (b) 2/5 (c) 3/20 (d) 7/10

Answer key

  1. 70
  2. 60
  3. 25
  4. 45
  5. 30
  6. 10
  7. 80
  8. 7/8
  9. 0.65
  10. 0.6
  11. 1/20
  12. 25
  13. 2/5
  14. 0.8
  15. 90
  16. 0.35
  17. 37.5
  18. 0.45
  19. 30
  20. 65
  21. 25
  22. 35
  23. 80
  24. 60
  25. 1/20
  26. 15
  27. 5/8
  28. 80
  29. 0.3
  30. 3/20
  31. 0.3
  32. 2/5
  33. 85
  34. 35
  35. 0.85
  36. 55
  37. 65
  38. 3/20
  39. 40
  40. 7/10

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