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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 75 · 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 0.2? (a) 4/5 (b) 7/8 (c) 13/20 (d) 1/5
  2. 2.1/20 as a percent =
  3. 3.0.45 as a percent =
  4. 4.0.25 as a percent =
  5. 5.0.9 as a percent =
  6. 6.0.75 as a percent =
  7. 7.7/20 as a percent =
  8. 8.Which fraction is 95%? (a) 11/20 (b) 1/20 (c) 9/20 (d) 19/20
  9. 9.75% as a decimal =
  10. 10.45% as a decimal =
  11. 11.85% as a decimal =
  12. 12.50% as a decimal =
  13. 13.1/20 as a percent =
  14. 14.0.875 as a percent =
  15. 15.3/8 as a percent =
  16. 16.Which fraction is 0.6? (a) 4/5 (b) 19/20 (c) 3/5 (d) 1/10
  17. 17.0.625 as a percent =
  18. 18.1/10 as a percent =
  19. 19.0.95 as a percent =
  20. 20.17/20 as a percent =
  21. 21.0.85 as a percent =
  22. 22.15% as a decimal =
  23. 23.0.5 as a percent =
  24. 24.0.75 as a percent =
  25. 25.10% as a decimal =
  26. 26.0.75 as a percent =
  27. 27.Which fraction is 62.5%? (a) 17/20 (b) 9/10 (c) 5/8 (d) 7/20
  28. 28.0.15 as a percent =
  29. 29.45% as a decimal =
  30. 30.11/20 as a percent =
  31. 31.9/20 as a percent =
  32. 32.85% as a decimal =
  33. 33.Which fraction is 10%? (a) 2/5 (b) 9/10 (c) 1/10 (d) 5/8
  34. 34.65% as a decimal =
  35. 35.3/8 as a percent =
  36. 36.Which fraction is 0.35? (a) 19/20 (b) 4/5 (c) 1/20 (d) 7/20
  37. 37.3/4 as a percent =
  38. 38.0.65 as a percent =
  39. 39.1/2 as a percent =
  40. 40.4/5 as a percent =

Answer key

  1. 1/5
  2. 5
  3. 45
  4. 25
  5. 90
  6. 75
  7. 35
  8. 19/20
  9. 0.75
  10. 0.45
  11. 0.85
  12. 0.5
  13. 5
  14. 87.5
  15. 37.5
  16. 3/5
  17. 62.5
  18. 10
  19. 95
  20. 85
  21. 85
  22. 0.15
  23. 50
  24. 75
  25. 0.1
  26. 75
  27. 5/8
  28. 15
  29. 0.45
  30. 55
  31. 45
  32. 0.85
  33. 1/10
  34. 0.65
  35. 37.5
  36. 7/20
  37. 75
  38. 65
  39. 50
  40. 80

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