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Ratios. What is a ratio?. ratio. A is a comparison of two items that are measured using the same unit of measure. Examples: - Boys to Girls (unit of measure = people) - Hours of HW to Hours of TV - Potato Chips you eat to Potato Chips Mr. Nowak eats
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What is a ratio? ratio • A is a comparison of two items that are measured using the same unit of measure. • Examples: - Boys to Girls (unit of measure = people) • - Hours of HW to Hours of TV • - Potato Chips you eat to Potato Chips Mr. Nowak eats • - Your turn to think of one… discuss at your table
Student Survey • Which do you prefer? Winter or Summer
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Student Survey • Which do you prefer? Pepsi or Coca-Cola
3 ways to write a ratio • Using the word to • Using a : • Write it as a fraction