Colleen compared the ratios 3:8 and One-half. Her work is shown below. Write the ratios as fractions: Three-eighths and One-half The common denominator is 8. Write each fraction using the common denominator: Three-eighths and One-eighth Compare the numerators: 3 > 1 Write the correct statement: Three-eighths > One-half Where did Colleen make her first mistake? The common denominator should be 4 rather than 8. The numerators are compared incorrectly. The fraction One-half should have been rewritten as StartFraction 6 Over 8 EndFraction. The fraction One-half should have been rewritten as StartFraction 4 Over 8 EndFraction.