2. Objective: To use the Celsius/Fahrenheit formula. 3.12.2 Class Notes Measurement Sec 1.2 1.Review: The government agency that monitors fair practices for gasoline stations states that when they check the gasoline pumps a gallon of gasoline must be accurate + 1%. Which of the measurements below meet that requirement? a.1.1 galsb. 1.01 gals c. 0.99 galsd. 0.9 gals How do you change a percent to a decimal? Must you always change a percent to a decimal?

3. 2. Example 2: If the thermometer reads 102 , what is the temperature in degrees Celsius (C)? Use the formula 3. Example 3: If the thermometer reads 63 , what is the temperature in degrees Celsius (C)? Use the formula What is the sentence used to help us remember order of operations? What is PEMDAS and why does Ms. Jackson write it funny? Which operation do you do first in the Fahrenheit formula?

4. 4. Example 4: If the thermometer reads 18  C, what is the temperature in degrees Fahrenheit (F)? Use the formula 5. Example 5: If the thermometer reads 40  C, what is the temperature in degrees Fahrenheit (F)? Use the formula How is this formula different then the Celsius formula? Which operation do you do first in the Fahrenheit formula?