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Percentage to Fraction and Decimal Worksheet

Speed calculation lesson 20: Percent, fraction, decimal swaps · Set 586 · 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 25%? (a) 7/8 (b) 7/10 (c) 1/4 (d) 1/5
  2. 2.0.65 as a percent =
  3. 3.7/10 as a percent =
  4. 4.Which fraction is 87.5%? (a) 7/8 (b) 1/20 (c) 3/5 (d) 3/10
  5. 5.11/20 as a percent =
  6. 6.0.3 as a percent =
  7. 7.0.95 as a percent =
  8. 8.85% as a decimal =
  9. 9.17/20 as a percent =
  10. 10.0.9 as a percent =
  11. 11.15% as a decimal =
  12. 12.75% as a decimal =
  13. 13.4/5 as a percent =
  14. 14.20% as a decimal =
  15. 15.65% as a decimal =
  16. 16.25% as a decimal =
  17. 17.Which fraction is 0.875? (a) 7/8 (b) 1/5 (c) 1/2 (d) 3/8
  18. 18.35% as a decimal =
  19. 19.55% as a decimal =
  20. 20.0.95 as a percent =
  21. 21.80% as a decimal =
  22. 22.4/5 as a percent =
  23. 23.0.625 as a percent =
  24. 24.50% as a decimal =
  25. 25.3/20 as a percent =
  26. 26.Which fraction is 30%? (a) 2/5 (b) 5/8 (c) 1/10 (d) 3/10
  27. 27.7/10 as a percent =
  28. 28.Which fraction is 0.45? (a) 9/20 (b) 3/4 (c) 1/20 (d) 7/20
  29. 29.0.55 as a percent =
  30. 30.Which fraction is 80%? (a) 1/8 (b) 4/5 (c) 3/4 (d) 1/5
  31. 31.55% as a decimal =
  32. 32.Which fraction is 90%? (a) 1/10 (b) 9/10 (c) 1/5 (d) 3/4
  33. 33.12.5% as a decimal =
  34. 34.1/2 as a percent =
  35. 35.Which fraction is 0.4? (a) 2/5 (b) 1/4 (c) 1/10 (d) 3/20
  36. 36.0.85 as a percent =
  37. 37.7/8 as a percent =
  38. 38.Which fraction is 0.15? (a) 3/20 (b) 4/5 (c) 1/10 (d) 3/4
  39. 39.12.5% as a decimal =
  40. 40.Which fraction is 90%? (a) 2/5 (b) 1/10 (c) 9/10 (d) 5/8

Answer key

  1. 1/4
  2. 65
  3. 70
  4. 7/8
  5. 55
  6. 30
  7. 95
  8. 0.85
  9. 85
  10. 90
  11. 0.15
  12. 0.75
  13. 80
  14. 0.2
  15. 0.65
  16. 0.25
  17. 7/8
  18. 0.35
  19. 0.55
  20. 95
  21. 0.8
  22. 80
  23. 62.5
  24. 0.5
  25. 15
  26. 3/10
  27. 70
  28. 9/20
  29. 55
  30. 4/5
  31. 0.55
  32. 9/10
  33. 0.125
  34. 50
  35. 2/5
  36. 85
  37. 87.5
  38. 3/20
  39. 0.125
  40. 9/10

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