Conversion between Celsius and Fahrenheit

Examples, worksheets, videos and solutions to help Grade 8 students learn a real-world application of linear equations with respect to the conversion of temperatures from Celsius to Fahrenheit and Fahrenheit to Celsius.

New York State Common Core Math Grade 8, Module 4, Lesson 30

Lesson 30 Student Outcomes

• Students learn a real-world application of linear equations with respect to the conversion of temperatures from Celsius to Fahrenheit and Fahrenheit to Celsius.

Lesson 30 Student Summary

• We know how to use a linear equation in a real-world situation like converting between Celsius and Fahrenheit.
• We can use the computations we make for specific numbers to help us determine a general linear equation for a situation.

Lesson 30 Classwork

Our goal is to address the following two questions:
(1) If t is a number, what is the degree in Fahrenheit that corresponds to t°C?
(2) If t is a number, what is the degree in Fahrenheit that corresponds to (-t)°C?

What is 37°C in Fahrenheit? Explain.

Exercises
Determine the corresponding Fahrenheit temperate for the given Celsius temperatures in Exercises 1–5. 1. How many degrees Fahrenheit is 25°C?
2. How many degrees Fahrenheit is 42°C?
3. How many degrees Fahrenheit is 94°C?
4. How many degrees Fahrenheit is 63°C?
5. How many degrees Fahrenheit is t°C?

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